YOKOGAWA AQ6370D User Manual
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YOKOGAWA AQ6370D User Manual

Optical spectrum analyzer
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Table of Contents

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User's
Manual
AQ6370D
Optical Spectrum Analyzer
IM AQ6370D-01EN
5th Edition

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Summary of Contents for YOKOGAWA AQ6370D

  • Page 1 User’s Manual AQ6370D Optical Spectrum Analyzer IM AQ6370D-01EN 5th Edition...

  • Page 2: Product Registration

    Product Registration Thank you for purchasing YOKOGAWA products. YOKOGAWA provides registered users with a variety of information and services. Please allow us to serve you best by completing the product registration form accessible from our website. http://tmi.yokogawa.com/ PIM 103-04E...

  • Page 3: List Of Manuals

    List of Manuals The following manuals, including this one, are provided as manuals for the AQ6370D. Please read all manuals. Manual Title Manual No.
  • Page 4 Revisions • 1st Edition: April 2014 • 2nd Edition: July 2014 • 3rd Edition: July 2015 • 4th Edition: May 2017 • 5th Edition: October 2017 IM AQ6370D-01EN...

  • Page 5: Conventions Used In This Manual

    Bold characters used in the procedural explanations indicate characters that are marked on the panel keys or the characters of the soft keys displayed on the screen menu. Unit k: Denotes “1000.” Example: 100 kS/s K: Denotes “1024.” Example: 459 KB (file data size) IM AQ6370D-01EN...

  • Page 6: Flow Of Operation

    Section 6.8 Marker Display Section 6.9 Searching Sections 6.13 and 6.14 Waveform Analysis Waveform Analysis Sections 7.1 to 7.9 GO/NO-GO Judgment Section 7.12 Saving Display Data and Printing Out Storage Media Section 8.1 Saving Data Sections 8.2 to 8.10 IM AQ6370D-01EN...

  • Page 7: Table Of Contents

    Contents List of Manuals ...........................i Conventions Used in This Manual ....................iii Flow of Operation..........................iv Chapter 1 Part Names and Functions Front Panel ........................1-1 Rear Panel ........................1-2 Panel Keys and Knobs ..................... 1-3 LCD Screen ........................1-6 Chapter 2 Functions System Structure ......................
  • Page 8 Contents 5.14 Specifying a Sweep Range .................... 5-37 5.15 Pulse Light Measurement ....................5-38 5.16 External Trigger Measurement ..................5-44 5.17 Trigger Output ........................ 5-48 5.18 Smoothing ........................5-49 5.19 Analog Out ........................5-50 Chapter 6 Waveform Display Zooming In/Out on Waveforms ..................6-1 Wavelength Updating/Fixing .....................
  • Page 9 Contents Chapter 9 Other Operations Registering Soft keys ....................... 9-1 Data Initialization ......................9-2 Help ..........................9-16 Registering and Loading Character Strings ..............9-17 Locking Keys ........................9-18 Other Settings ........................ 9-20 Displaying System Information ..................9-25 Chapter 10 Maintenance 10.1 Updating the Firmware ....................

  • Page 10: Chapter 1 Part Names And Functions

    (when the built-in light source specification is -L1) COPY Save the screen as an image file. PRESET Clears all internal settings of the AQ6370D except for the remote interface (ETHERNET, GP-IB, and RS232) settings. Index IM AQ6370D-01EN...

  • Page 11: Rear Panel

    Rear Panel Rear Panel AQ6370D-02, A6370D-12, A6370D-22 2 3 4 AQ6370D-01, A6370D-10, A6370D-20 2 3 4 Name Function GP-IB GP-IB port for controlling this unit through an external computer TRIGGER IN Input connector for synchronous signals for the synchronous measurement function with the Tunable Laser...

  • Page 12: Lcd Display

    MARKER The MARKER key contains functions related to markers. Index PEAK SEARCH The PEAK SEARCH key contains functions for searching for peaks and bottoms in measured waveforms. ANALYSIS The ANALYSIS key contains functions related to measured waveform analysis. IM AQ6370D-01EN...
  • Page 13 When you press the COPY key, the measured waveforms and lists displayed on the screen are output to the internal printer or a file. PRESET The PRESET key clears all internal settings of the AQ6370D except for the remote interface (ETHERNET, GP-IB, and RS232) settings. UNDO/LOCAL The key’s function changes depending on the status of the instrument when the UNDO/...
  • Page 14 (right-most) character is removed, allowing entry of the correct character. Index By holding the BACK SPACE key down, you can erase the entire entry in the numeric keypad input area and make the numeric keypad input area disappear, returning it to the condition preceding numeric keypad input. IM AQ6370D-01EN...

  • Page 15: Lcd Screen

    Displays the statuses of main settings (When a setting is ON, its display is depressed, or is displayed with white on black background if the display colors are black and white.) Displays wavelength axis scale per DIV Displays sweep status (RPT=Repeat; SGL=Single; STP=Stop) IM AQ6370D-01EN...
  • Page 16 Displays soft key menu (Displays markers and data analysis results.) Parameter display area Parameter input area OVERVIEW display screen (Only displayed when ZOOM function is used.) Displays sub-scale This appears when a resolution calibration has been performed. Index IM AQ6370D-01EN...

  • Page 17: Chapter 2 Functions

    MEMORY FILE SPASE PROGRAM ADVANCE SYSTEM ENTER OREMOTE UNDO/ HELP COPY FEED LOCAL ENTER OPTICAL INPUT CALIBRATION (600 1700nm) OUTPUT POWER GP-IB interface RS-232 interface Ethernet interface Control target USB storage USB mouse USB 101 keyboard medium Index IM AQ6370D-01EN...

  • Page 18: Measurement

    The horizontal and vertical axes of the displayed spectrum waveform are zoomed to an appropriate degree. Single Sweep <<See section 5.13 for the operating procedure>> This function executes a single sweep or forcibly stops a sweep operation. IM AQ6370D-01EN...
  • Page 19 MARKER →ZOOM CTR Sets the wavelength of the moving marker to center wavelength or center frequency of zoom display. MKR L1-L2 →ZOOM SPAN Sets spacing between line markers 1 and 2 for sweep width of zoom display. Index IM AQ6370D-01EN...
  • Page 20 The power per 1 nm is called the power density. The level axis of the AQ6370D indicates the absolute power per wavelength resolution. For example, if the resolution is set to 0.1 nm, the power per 0.1 nm will be displayed.
  • Page 21 Thus, the time after a sweep trigger signal is input until the sweep starts will fluctuate in the range of 5 ms. Trigger Output <<See section 5.17 for the operating procedure>> This function outputs trigger signals from the trigger output terminal on the rear panel of the instrument (only during sweeping). Index IM AQ6370D-01EN...
  • Page 22 In the following cases, the resolution correction function has no effect even when turned • When the set resolution is 0.02 nm • When the measured wavelength is 1400 nm or less Turn OFF the resolution correction function when performing measurement for which the level accuracy is guaranteed. IM AQ6370D-01EN...
  • Page 23 Therefore, the waveform on the screen is not overwritten. If you want to fix the waveform data of a trace, set the trace to FIX mode. The trace display at the side of the data area changes to “FIX.” Index IM AQ6370D-01EN...
  • Page 24 Calculations are applied to mode peaks at or above the threshold value. The threshold value is set in the range of 0 to 99 dB (steps of 1). The trace display at the side of the data area changes to “PKCVFIT @”. IM AQ6370D-01EN...
  • Page 25 Power density markers move along the waveform and show marker values (power values per normalization bandwidth) in the data area. • Integrated power markers Integrated power markers move along the waveform and show marker values (integrated power value over the specified wavelength range) in the data area. IM AQ6370D-01EN...

  • Page 26: Waveform Display

    When both wavelength line markers 1 and 2 are displayed, or both level line markers 3 and 4 are displayed, the wavelength difference (L2-L1) or level difference (L4-L3) is shown below the marker values. Note For details, see the explanation in section 6.9, “Displaying Markers.” 2-10 IM AQ6370D-01EN...
  • Page 27 You can also detect the next level peak or bottom. There is also an auto search function that automatically performs peak/bottom searches during each sweep. This is useful when you want to observe the changes to the peak and bottom levels during repeat sweeping. Index 2-11 IM AQ6370D-01EN...

  • Page 28: Analysis

    Measurement can be performed of the optical amp gain and noise figure from measured waveform of the signal light going into the optical amp, as well as the measured waveform of the output light leaving the optical amp. 2-12 IM AQ6370D-01EN...
  • Page 29 In addition, the contents in tables can be saved to a file in CSV format. The following types of data are recorded for WDM analysis and peaks. • WDM analysis: Wavelength, level, SNR (signal-to-noise ratio) • Peak: Wavelength, level 2-13 IM AQ6370D-01EN...

  • Page 30: Other

    Locking Keys <<See section 9.5 for the operating procedure>> This function locks key input temporarily to prevent users from operating the AQ6370D through the keys. Even when the keys are locked, soft keys registered as USER keys can be used for operation.

  • Page 31: Installing The Instrument

    Well Ventilated Location Ventilation holes are present at the sides and rear of the instrument. To keep the internal temperature from rising, always maintain a gap of 200 mm or more between the ventilation holes and the installation surfaces. IM AQ6370D-01EN...
  • Page 32 When removing dirt from the case or operation panel, disconnect the power to the circuits under test and the instrument, remove the instrument’s power cord from the power outlet, then wipe gently with a clean, dry cloth. Do not use volatile chemicals since this might cause discoloring and deformation. IM AQ6370D-01EN...
  • Page 33 On products with the /FC, /SC, /RFC, or /RSC option, connector adapters come attached to the optical input and calibration light source output on the AQ6370D front panel. On products without these options, attach a connector adapter appropriate for the optical connector.
  • Page 34 SC type The optical input connector adapter (AQ9447) comes in the following two types. FC type SC type Optical Connectors Types The instrument can use FC or SC type optical connectors. FC type optical SC type optical connector connector IM AQ6370D-01EN...
  • Page 35 There are 2 USB interfaces each on front and rear panels, but do not connect more than Index one keyboard at a time. • In addition to a USB keyboard, the USB interfaces can be used to connect USB storage and a USB mouse. For information on operations using the keyboard, see section 4.2. IM AQ6370D-01EN...

  • Page 36: Front Panel

    When connecting a GP-IB instrument such as an external computer, or a CRT or other display to the instrument, always turn OFF the power to the instrument and the instruments to be connected first. Leaving the power ON while making connections can damage the equipment. IM AQ6370D-01EN...
  • Page 37 Before you use the instrument, check that the voltage supplied to it is less than or equal to the maximum rated voltage of the power cord provided with it (see page iii of the Getting Started Guide, IM AQ6370D-02EN, for the maximum voltage Index rating).
  • Page 38 Power On and Screen Display Connect the power cord to the power cord connector on the back side of the instrument. AQ6370D-02, -12, -22 AQ6370D-01, -10, -20 Three-prong outlet Power cord (accessory) Turn ON the MAIN POWER switch on the rear panel of the instrument.
  • Page 39 If an error occurs in the memory or some other part of the instrument during initialization, the AQ6370D will stop running with "STEP @ / 9" showing on the screen (where @ is a number between I and 9).
  • Page 40 YES and NO soft keys. Press the YES soft key. The message, “AQ6370D is shutting down. Please wait...” appears, and shut-down begins. If you do not wish to shut down, press the NO soft key.
  • Page 41 Failure to properly shut down the instrument can result in damage to the monochromator. When turning OFF the power, always perform the shut down procedure. Press any key to clear this message. Index 3-11 IM AQ6370D-01EN...

  • Page 42: Connecting The Dut

    • Before connecting the input light, make sure that it does not exceed the AQ6370D’s maximum rated level. If input light exceeding the maximum rated level is introduced, the optical section may be damaged.
  • Page 43 Clean the top of the optical connector on the other end of the optical fiber with a fiber cleaner. Connect the optical connector on the other end of the optical fiber to the optical connector on the DUT. Measuring System AQ6370D Light source Optical fiber Index 3-13 IM AQ6370D-01EN...

  • Page 44: Alignment Adjustment

    Press the EXECUTE soft key. Alignment adjustment is automatically executed. Adjustment finishes a few minutes thereafter, and you are returned to the original screen. Press the CANCEL soft key to cancel alignment adjustment partway through the process. 3-14 IM AQ6370D-01EN...
  • Page 45 Adjusting Alignment Using an External Light Source (when the built-in light source specification is -L0) Alignment adjustment can be performed on the AQ6370D using a light source that you provide. The external light source must meet the following conditions.
  • Page 46 “Wavelength Calibration Using an External Light Source” in section 3.7, “Wavelength Calibration.” • If you cancel alignment adjustment, it will be invalid. The AQ6370D will be in the same condition as it was before alignment adjustment was executed. Explanation Types of Optical Fibers The instrument can use single mode optical fibers with core diameters of 5 to 9.5 μm,...
  • Page 47 In such cases, improving the coupling between the light source and the optical fiber will lessen the level inaccuracy. Index 3-17 IM AQ6370D-01EN...

  • Page 48: Wavelength Calibration

    • If the wavelength error of the instrument is outside of ±5 nm, you cannot perform wavelength calibration with the internal reference light source. (Readjustment required. Contact your nearest Yokogawa representative.) 3-18 IM AQ6370D-01EN...
  • Page 49 • If the set wavelength is not the same as that of the calibration light source. • If the wavelength error of the instrument is outside of ±0.5 nm. (Readjustment required. Please contact your nearest Yokogawa representative.) • If you are using a reference light source with multiple absorption lines, and the instrument’s wavelength shift is greater than the wavelength interval of the absorption...
  • Page 50 Press nm/ENTER. The wavelength value is set. Press the EXECUTE soft key. Wavelength calibration is executed. The previous screen is displayed again after the calibration process ends. Press the CANCEL soft key during wavelength calibration to cancel the wavelength calibration process. 3-20 IM AQ6370D-01EN...
  • Page 51 Press the CANCEL soft key during wavelength calibration to cancel the wavelength calibration process. Note It is not necessary to perform calibration on multiple wavelengths. If calibration is performed on multiple wavelengths, only the results from the final calibration are applied. Index 3-21 IM AQ6370D-01EN...
  • Page 52 LEVEL EDIT soft key. A screen for entering numerical values is displayed. Enter a value using the rotary knob, arrow keys, or numeric keypad. Press ENTER. Note Normally, it is not necessary to use this function. 3-22 IM AQ6370D-01EN...

  • Page 53: Resolution Calibration

    Resolution Calibration Procedure The resolution of the AQ6370D can be calibrated using a light source that you provide. Connecting the External Light Source Turn on the AQ6370D. Turn on the MAIN POWER switch and then press the POWER switch. For instructions on how to turn on and off the power, see section 3.4.
  • Page 54 If you press the CANCEL soft key while the resolution calibration is in progress, it will be canceled. CAL appears when a resolution calibration has been performed. Clicking CAL displays a resolution calibration soft key menu (shortcut feature). 3-24 IM AQ6370D-01EN...
  • Page 55 • EDFA-NF (optical amp gain, NF measurement) • Power analysis • OSNR and total power of DFB-LD analysis • Total power of FP-LD analysis • Total power of LED analysis • Power density markers, Integrated power markers Index 3-25 IM AQ6370D-01EN...
  • Page 56 The analysis algorithm other than EDFA-NF uses the value stored in the AQ6370D. Clearing the Resolution Calibration Value The calibration table of equivalent noise bandwidth is cleared. After clearing, the 3 dB width resolution bandwidth is used in the analysis algorithm calculations.
  • Page 57 A variety of adapters are available for this purpose. Summary of usable optical fiber types and usage limitations Optical Fiber Type Obtained Wavelength Absolute Level Resolution (in nm) Accuracy Type Core Diameter 0.020 0.020 0.050 62.5 0.050 0.050 0.100 0.200 0.500 1.000 2.000 Index 3-27 IM AQ6370D-01EN...
  • Page 58 In such cases, improving the coupling between the light source and the optical fiber will lessen the level inaccuracy. 3-28 IM AQ6370D-01EN...
  • Page 59 SWITCH measurement is possible light. through subtraction. Stray light suppression ratio: 60 dB or more 3-29 IM AQ6370D-01EN...
  • Page 60 (with illumination of 300 to 1000 Ix). Therefore, depending on the illumination in the installation location, the instrument may receive some ambient light which can affect measurements of light with small level measurement values. In such cases, turn lights around the instrument OFF to reduce inaccuracies. 3-30 IM AQ6370D-01EN...
  • Page 61 633 nm 1000 1100 1200 1300 1400 1500 1600 1700 1800 Wavelength displayed on screen (nm) Example of measurement in which second-order diffracted light appears at 1266 nm Index The ghost spectrum of the second-order diffracted light 3-31 IM AQ6370D-01EN...

  • Page 62: Chapter 4 Common Operations

    Press to display the previous soft key menu. This is a selection soft key. Select one of the soft keys connected with the black band. When selected, the soft key is displayed in reverse video. Several soft keys can be connected. Index IM AQ6370D-01EN...
  • Page 63 (for display only, no keys are available). to a function that closes the window. For example, when the MORE 1/2 soft key is pressed, the menu changes to the LEVEL 2/2 soft key menu, and the key display changes to MORE 2/2. IM AQ6370D-01EN...

  • Page 64: Using The Mouse And External Keyboard

    Operations the Same as the Soft Keys Index Selecting Functions from the Soft Key Menu Move the pointer to the soft key you wish to select and click. A screen corresponding to the action of the soft key appears. IM AQ6370D-01EN...
  • Page 65 None Confirms entry nm/ENTER ENTER Confirms entry DATA ENTRY Rotary knob [→], [←] Changes numeric values/items Arrow keys ([UP] Numeric value one-step change, [↑], [↓] [DOWN]) item change, table scrolling Switches between fine and coarse COARSE [ALT]+[N] encoder IM AQ6370D-01EN...

  • Page 66: Data Entry Section

    Press the COARSE key again to restore the previous digit/step. When COARSE is selected, the COARSE key lights. DATA ENTRY Rotary knob Arrow keys COARSE Index BACK SPASE Numeric keypad ENTER ENTER IM AQ6370D-01EN...
  • Page 67 In addition to when pressing DISPLAY, the character input screen appears whenever a string must be entered on the instrument, such as when entering a file name for saving a file. • Numerical input can be performed directly from the numeric key pad. IM AQ6370D-01EN...

  • Page 68: Screen Display

    Sets the screen display color to “COLOR 2”. Index COLOR3 Sets the screen display color to “COLOR 3”. COLOR4 Sets the screen display color to “COLOR 4”. COLOR5 Sets the screen display color to “COLOR 5”. B&W Sets the screen display color to black-and-white. IM AQ6370D-01EN...

  • Page 69: Setting The Date And Time

    Setting the Date and Time The AQ6370D displays the date and time in the upper right corner of the screen. This information is used for a time stamp when recording data. Displaying the Date and Time Dialog Box Press SYSTEM. The soft key menu is displayed.

  • Page 70: Chapter 5 Measurement

    • Resolution (RESOLUTION) After performing one auto sweep and setting optimal measurement conditions, a repeat sweep is made for measurement. During the automatic setting, only the following keys are enabled: REPEAT, SINGLE, STOP, and UNDO/LOCAL (when under remote control). IM AQ6370D-01EN...

  • Page 71: Horizontal/Vertical Axis Settings

    Note • This function only applies to measurements taken after the setting is selected. Previously measured waveforms are not affected. • If vacuum wavelength is set, is displayed at the very bottom of the screen in inverse video. IM AQ6370D-01EN...
  • Page 72 Press the LIN BASE LEVEL soft key. A screen for setting the lower-end value of the level scale is displayed. Enter a value using the rotary knob, arrow keys, or numeric key pad. Press ENTER. Index IM AQ6370D-01EN...
  • Page 73 • If the REF position value is larger than the number of divisions, it is forcibly reduced to the number of divisions. • When using linear scale, the REF position is at the top (fixed to 10 divisions). IM AQ6370D-01EN...
  • Page 74 Under the measurement sensitivity settings NORMAL AUTO, MID, and HIGH 1 to 3, an automatic gain is used, permitting measurements over a wide level range through a single sweep. Select the appropriate sensitivity level based on the light reception level required for the particular measurement application. IM AQ6370D-01EN...

  • Page 75: Power

    Trace F enters FIX mode, and the waveform is no longer updated. LEVEL UNIT mW mW/nm When the level axis uses a linear scale, the display switches between nW, μW, mW, or pW (absolute power), and nW/nm, μW/nm, mW/nm or pW/nm (power density). IM AQ6370D-01EN...
  • Page 76 If the left scale (main scale) is changed to LOG (8 DIV) or linear (10 DIV), the sub scale is displayed to correspond to the DIV count on the main scale. IM AQ6370D-01EN...
  • Page 77 Press the MORE 1/2 soft key. Press the OFFSET LEVEL soft key. The offset value (sub scale REF value) setting screen is displayed. Enter a value using the rotary knob, arrow keys, or numeric key pad. Press ENTER. IM AQ6370D-01EN...
  • Page 78 Press the MORE 1/2 soft key. Press the SCALE MIN soft key. The sub scale lower end value setting screen is displayed. Enter a value using the rotary knob, arrow keys, or numeric key pad. Press ENTER. Index IM AQ6370D-01EN...
  • Page 79 The REF position is set at DIV number **, counting from the bottom of the screen. The setting range is 0 to 12. Settings can be adjusted in steps of 1. The value changes in steps of 1-2-5 if you press the COARSE key. 5-10 IM AQ6370D-01EN...

  • Page 80: Setting The Reference Level

    Press the REF LEVEL soft key. The reference level setting screen is displayed. Enter a reference value using the rotary knob, arrow keys, or numeric key pad. Press ENTER. Note The vertical axis setting is applied in real time on the waveform display. Index 5-11 IM AQ6370D-01EN...
  • Page 81 When a value is input a soft key menu for selecting the instrument appears. Press the soft key corresponding to the desired units. The reference level is set. Note When entered with the rotary knob or arrow keys, the reference level is set using the current units. 5-12 IM AQ6370D-01EN...
  • Page 82 With the moving marker displayed, press the MARKER-> REF LEVEL soft key. The specified reference level is displayed, and the displayed waveform is redrawn according to the changed reference level. For details on displaying moving markers, see the explanation in section 6.8. Index 5-13 IM AQ6370D-01EN...
  • Page 83 If the moving marker value exceeds the allowed range, it is set to the nearest value in the range and a warning is displayed. In the following states, the MARKER → REF LEVEL key is disabled. • When the moving marker is OFF • When both split screens are on HOLD 5-14 IM AQ6370D-01EN...

  • Page 84: Center Wavelength (Center Frequency) Setting

    When a setting is changed, appears in the measurement conditions area. • If a value outside the setting range is entered, the nearest permitted value is set. For instructions on switching the wavelength and frequency displays, see section 5.2. Index 5-15 IM AQ6370D-01EN...
  • Page 85 When a setting is changed, appears in the measurement conditions area. • If a value outside the setting range is entered, the nearest permitted value is set. For instructions on switching the wavelength and frequency displays, see section 5.2. 5-16 IM AQ6370D-01EN...
  • Page 86 With the moving marker displayed, press the MARKER→CENTER soft key. The specified center wavelength or center frequency is displayed, and the displayed waveform is redrawn according to the changed center wavelength or center frequency. For details on displaying moving markers, see the explanation in section 6.8. Index 5-17 IM AQ6370D-01EN...
  • Page 87 This key is used to set the currently set ZOOM scale (ZOOM CENTER, ZOOM SPAN, ZOOM START, ZOOM STOP) as the measurement scale (CENTER, START, STOP, SPAN). When you press this key, the current waveform display scale is set as the measurement scale for the next sweep. 5-18 IM AQ6370D-01EN...
  • Page 88 This key is used to set the currently set ZOOM scale (ZOOM CENTER, ZOOM SPAN, ZOOM START, ZOOM STOP) as the measurement scale (CENTER, START, STOP, SPAN). When you press this key, the current waveform display scale is set as the Index measurement scale for the next sweep. 5-19 IM AQ6370D-01EN...

  • Page 89: Sweep Width Settings

    When a setting is changed, appears in the measurement conditions area. • If a value outside the setting range is entered, the nearest permitted value is set. For instructions on switching the wavelength and frequency displays, see section 5.2. 5-20 IM AQ6370D-01EN...

  • Page 90: Index

    When a setting is changed, appears in the measurement conditions area. • If a value outside the setting range is entered, the nearest permitted value is set. For instructions on switching the wavelength and frequency displays, see section 5.2. Index 5-21 IM AQ6370D-01EN...
  • Page 91 The MKR L1-L2 ->SPAN soft key cannot be used under the following conditions. • When both L1 and L2 are OFF. • When both SPLIT screens are on HOLD. • When the span of the active trace is 0 nm. 5-22 IM AQ6370D-01EN...
  • Page 92 0.01 THz steps. Stop Frequency The setting range is 176.5000 to 665.0000 THz. The value changes in 0.1 THz steps if you press the COARSE key. If you do not press it, the value changes in 0.01 THz steps. 5-23 IM AQ6370D-01EN...

  • Page 93: Wavelength (Frequency) Resolution Settings

    • Increase the number of samples. • Lower the resolution (increase the value). • Select AUTO with the SAMPLING POINT soft key under SETUP. The “UNCAL” display disappears if the span, number of samples, and the resolution settings are appropriate. 5-24 IM AQ6370D-01EN...
  • Page 94 Press SYSTEM. The soft key menu regarding the system appears. Press the MORE soft key repeatedly until the MORE 4/4 menu is displayed. Press the RES CORRECT MODE1/2 soft key. Each time you press the soft key the setting toggles between MODE1 and MODE2. Index 5-25 IM AQ6370D-01EN...
  • Page 95 There are two correction modes: MODE1 and MODE2. MODE1: It is the resolution correction function in firmware versions earlier than R02.01. MODE2: It provides the improved close dynamic range over MODE1. It is effective when the resolution is 0.1 nm or wider. 5-26 IM AQ6370D-01EN...

  • Page 96: Sampling Point/Interval Settings

    Sets sampling points Sets sampling interval Note • The instrument displays if the settings for span, the number of sampling points, and the resolution are inappropriate. • See section 5.7 for the corrective actions when is displayed. Index 5-27 IM AQ6370D-01EN...
  • Page 97 If settings are entered such that the sampling interval determined by the settings for the span and number of samples is extremely long relative to the wavelength (frequency) resolution, data may be lost. Enter settings that are appropriate for the resolution. 5-28 IM AQ6370D-01EN...

  • Page 98: Sensitivity Settings

    Press the SWITCH soft key. To turn CHOP MODE OFF, press the OFF soft key. Index Note If you set the CHOP MODE to SWITCH, the corresponding sensitivity soft key display will change to MID/SW or HIGH1/SW to HIGH3/SW. 5-29 IM AQ6370D-01EN...
  • Page 99 MID or HIGH 1 to 3 and CHOP MODE can be set to SWITCH in order to reduce the effects of the stray light. Waveform with CHOP MODE OFF CHOP MODE set to SWITCH 5-30 IM AQ6370D-01EN...

  • Page 100: Sweep Speed Settings

    1x. First check the measurement spectrum, and then select this value if appropriate. • The noise level is approximately 2 dB higher than that when you select 1x. Note When you set the sweep speed to 2x, is displayed in the measurement conditions area. Index 5-31 IM AQ6370D-01EN...

  • Page 101: Averaging Times Setting

    1-2-5 steps. The value changes in 1 step if you do not press the COARSE key. Note When the sweep speed is set to 2x, times are not averaged. The number of averaging times can be set when the sweep speed is set to 1x. 5-32 IM AQ6370D-01EN...

  • Page 102: Trace Settings

    Press the VIEW B soft key and select DISP. Press the WRITE B soft key. Trace B is placed in write mode. Note Waveforms of traces for which VIEW A to VIEW G are set to BLANK cannot be displayed on screen. Index 5-33 IM AQ6370D-01EN...
  • Page 103 The trace display changes to "FIX". When the FIX soft key is pressed during sweeping, the waveform displayed at that time is fixed. The "at" (@) symbol indicates the currently selected trace. One is included from A to G. 5-34 IM AQ6370D-01EN...

  • Page 104: Measurement Start (Sweep)

    Setting the Unit of Segments Continuing on from step 1, press the SEGMENT POINT soft key. The segment unit setting screen is displayed. Enter a numerical value using the rotary knob, arrow keys, or numeric keypad, then press ENTER. Index 5-35 IM AQ6370D-01EN...
  • Page 105 When you press this key, the current setting time is displayed in the parameter input window. The setting range is MINIMUM or 1 to 99,999 seconds, and is set in the DATA ENTRY section. If “0” is entered through the numeric keypad, then MINIMUM is set. 5-36 IM AQ6370D-01EN...

  • Page 106: Specifying A Sweep Range

    If just L2 is set, the sweep occurs over the span from the left edge of the screen to line marker 2. • If neither L1 nor L2 is set, analysis is performed from the set start wavelength to the stop wavelength. Index 5-37 IM AQ6370D-01EN...

  • Page 107: Pulse Light Measurement

    An appropriate sensitivity is determined from the pulse width of the measured pulse light. For details, see the table, “Sensitivity Name and Corresponding Pulse Width.” • Enter a value longer than the period of the pulse light being measured for the peak hold value. 5-38 IM AQ6370D-01EN...
  • Page 108 Unavailable when AVERAGE TIMES is not set to 1. Available when it is set to 1. See section 5.11. • Unavailable when TRIG INPUT MODE of TRIGGER SETTING is set to SMPL ENABLE. Available when it is set to SMPL TRIG. See section 5.16. Index 5-39 IM AQ6370D-01EN...
  • Page 109 For information on external trigger measurement, see section 5.15. GATE MODE In GATE MODE, the AQ6370D samples data when the external signal (gate signal) is active and measures the pulse light. To use this mode, you need to set the sampling interval and signal logic.
  • Page 110 HIGH3 160 Hz or higher Index 10 kHz or higher HIGH1 3.3 kHz or higher SWITCH HIGH2 660 Hz or higher HIGH3 160 Hz or higher Values not guaranteed. When measuring, use these as values as guidelines. 5-41 IM AQ6370D-01EN...
  • Page 111 Waveform display The broken line shows the MAX HOLD waveform of the first sweep. Because the AQ6370D does not show data that is sampled when the gate signal is inactive, the wavelength data during this period may be missed, but because...
  • Page 112 POSI: Sampling is performed when the gate signal is at high level. NEGA: Sampling is performed when the gate signal is at low level. There is an external trigger input terminal on the rear panel of the AQ6370D. The input signal is TTL level.

  • Page 113: External Trigger Measurement

    In sample trigger mode, set SWEEP SPEED to 1x and TLS SYNC to OFF. • In sweep trigger mode, set SWEEP SPEED to 1x and TLS SYNC to OFF. Also, TRIGGER SETTING and EXT TRIGGER MODE cannot be set. 5-44 IM AQ6370D-01EN...
  • Page 114 Press the DELAY soft key. Enter a delay time and press ENTER. Note When AVERAGE TIMES is set, sweeping stops when a number of external signals equaling the Index specified sampling points times the "average times" is input. 5-45 IM AQ6370D-01EN...
  • Page 115 10 ms HIGH2 HIGH2 P-HIGH2 E-HIGH2 50 ms HIGH3 HIGH3 P-HIGH3 E-HIGH3 200 ms MID/SW P-MID/SW E-MID/SW 3 ms HIGH1 HI1/SW P-HI1/SW E-HI1/SW 10 ms SWITCH HIGH2 HI2/SW P-HI2/SW E-HI2/SW 50 ms HIGH3 HI3/SW P-HI3/SW E-HI3/SW 200 ms 5-46 IM AQ6370D-01EN...
  • Page 116 Sensitivity Name and Minimum Pulse Width Sensitivity Setting Minimum Pulse Width NORM/HOLD 50 ms NORM/AUTO 50 ms NORMAL 50 ms 50 ms HIGH1 70 ms HIGH2 100 ms HIGH3 300 ms Index 5-47 IM AQ6370D-01EN...

  • Page 117: Trigger Output

    OFF PLS LIGHT MEASURE. Explanation You can synchronize sweeping from the trigger output terminal on the rear panel of the instrument and output a positive logic signal. Signals are only output when sweeping. Output signals are of TTL levels. 5-48 IM AQ6370D-01EN...

  • Page 118: Smoothing

    Also, if a relatively small number of samples is set relative to the measurement span (or example, when UNCAL is displayed), the appropriate Smoothing function may not be performed Index Waveform with SMOOTHING set to ON Waveform with SMOOTHING OFF 5-49 IM AQ6370D-01EN...

  • Page 119: Analog Out

    Press the SINGLE or REPEAT soft key. An analog voltage is output corresponding to the input light. Note • The analog out function is enabled only when the sensitivity is set to NORM/HOLD. • If the level of the input light is high, the output voltage level is saturated. 5-50 IM AQ6370D-01EN...
  • Page 120 -17 dBm or more * At wavelength 1450 to 1620 nm ANALOG OUT Output Specifications Output saturation voltage +6 V or more, +8 V or less Bandwidth 10 kHz or more Load 1 kΩ or more Index 5-51 IM AQ6370D-01EN...

  • Page 121: Chapter 6 Waveform Display

    Waveform display example Setting the peak wavelength to the center wavelength of zoom Index display Display scale initialization The zoom area is displayed as a dotted line in the overview window After changing the display scale (zooming), is displayed IM AQ6370D-01EN...
  • Page 122 After changing the display scale (zooming), is displayed Note • It is not necessary to press nm/ENTER when using the rotary knob or arrow keys. • If a value outside the setting range is entered, the nearest permitted value is set. IM AQ6370D-01EN...
  • Page 123 Also, an overview window that shows the measurement scale is displayed in the corner of the measurement screen. Index • The display scale and measurement scale are mutually independent. • Changing the zoom function settings does not change the measurement conditions. IM AQ6370D-01EN...
  • Page 124 Hide, Display Left, and Display Right. Setting the Window Size Press ZOOM. Press the OVERVIEW SIZE LARGE/SMALL soft key. The window switches between large and small. Waveform display example OVERVIEW DISPLAY OFF/L/R set to L and OVERVIEW SIZE LARGE/SMALL set to SMALL. IM AQ6370D-01EN...
  • Page 125 Drag outside of the zoom area. A new zoom area is created. When doing so, the mouse pointer changes to a plus (+) sign. Note For information on power measurement inside the zoom area, see section 7.4, “Power Measurement.” Index IM AQ6370D-01EN...
  • Page 126 When the zoom start or stop wavelength is set, one wavelength becomes fixed, and this changes the value of the wavelength display sweep width. In addition, the zoom center wavelength value is also changed at the same time. IM AQ6370D-01EN...
  • Page 127 When the zoom start or stop frequency is set, one frequency becomes fixed, and this changes the value of the frequency display sweep width. In addition, the zoom center frequency value is also changed at the same time. IM AQ6370D-01EN...

  • Page 128: Wavelength Updating/Fixing

    Only 1 trace can be set as the active waveform. If you wish to update multiple traces, update them one at a time. • If all traces are set to FIX, a warning appears, and measurement cannot be performed. For information on the trace function, see section 2.3 IM AQ6370D-01EN...
  • Page 129 The trace display changes to "FIX". When the FIX soft key is pressed during sweeping, the waveform displayed at that time is fixed. The "at" (@) symbol indicates the currently selected trace. One is included from A to G. Index IM AQ6370D-01EN...

  • Page 130: Max/Min Hold Display

    If you selected MIN HOLD and the measured value is smaller than the previous value, waveform data is updated. Note MAX/MIN HOLD is only enabled when the sweep mode is REPEAT. It does not function even if you perform repeated SINGLE sweeps. 6-10 IM AQ6370D-01EN...

  • Page 131: Sweep Average

    Enter a number of averaging times using the rotary knob, step keys, or numeric key pad. Perform measurement. The sweep average value is updated each time measurement is performed. note The allowed setting for averaging times is 2-100. Index 6-11 IM AQ6370D-01EN...
  • Page 132 The setting values of the NOISE MASK function are not affected by sweep averaging. The noise mask is executed when the results of the sweep average are displayed. • When CHOP MODE in the measurement sensitivity settings is set to SWITCH, two sweepings is one count. 6-12 IM AQ6370D-01EN...

  • Page 133: Displaying Calculated Waveforms

    If a trace targeted for calculation is remeasured and the center wavelength and measurement span of the trace being measured is changed, it is recalculated and Index redisplayed. • If the measurement condition (resolution) of the trace targeted for calculation does not match, a warning is displayed after calculation. 6-13 IM AQ6370D-01EN...
  • Page 134 Otherwise it is displayed on the right side. The calculation results are displayed in the sub-scale. C=A-B(LOG) Subtracts trace B from trace A in LOG form. C=B-A(LOG) Subtracts trace A from trace B in LOG form. C=A+B(LOG) Adds trace A and trace B in LOG form. 6-14 IM AQ6370D-01EN...
  • Page 135 Given Trace A and Trace B, calculates 1-k(B/A). Calculates 1-k × (Trace B/Trace A) (linear value), and writes the results to trace C. The trace display on the side of the data area changes to “1-k(B/A)”. Index 6-15 IM AQ6370D-01EN...
  • Page 136 (Each level is a linear value.) Estimating the reflected light spectrum from the transmission light spectrum kt = (Pin ‒ Pre)/Pout Estimating the transmission light spectrum from the reflected light spectrum kr = (Pin ‒ Pout)/Pre 6-16 IM AQ6370D-01EN...
  • Page 137 Adds trace D and trace E in linear form. F=D-E(LIN) Subtracts trace E from trace D in linear form. F=E-D(LIN) Subtracts trace D from trace E in linear form. POWER/NBW For more information, see section 6.8. Index 6-17 IM AQ6370D-01EN...
  • Page 138 Normalizes trace B and writes the normalized data to trace G. G=NORM C Normalizes trace C and writes the normalized data to trace G. CURVE FIT For more information, see section 6.7. PEAK CURVE FIT For more information, see section 6.7. 6-18 IM AQ6370D-01EN...

  • Page 139: Normalized Display

    G=NORM B, and to normalize Trace G, press G=NORM C. Example of waveform before normalization Example of waveform after normalization Index Note • Normalization is not possible if the waveform level is too low. • See section 6.5 for information about NORMALIZE. 6-19 IM AQ6370D-01EN...

  • Page 140: Curve Fitting

    Press the CURVE FIT soft key. The menu for selecting the trace to curve fit is displayed. To curve fit Trace A press the G=CRV FIT A soft key, to curve fit Trace B press G=CRV FIT B, and to curve fit Trace G, press G=CRV FIT C. 6-20 IM AQ6370D-01EN...
  • Page 141 Selecting the Curve Fitting Algorithm Press the FITTING ALGO soft key. The algorithm setting menu is displayed. Press the soft key corresponding to the algorithm you wish to use. Index Note For information about the curve fitting algorithm, see the explanation. 6-21 IM AQ6370D-01EN...
  • Page 142 Trace B press G=PKCVFIT B, and to peak curve fit Trace G, press G=PKCVFIT C. Step 8 and thereafter are the same as for curve fitting. Example of the screen for running peak curve fitting when the curve fitting function is set to GAUSS. 6-22 IM AQ6370D-01EN...
  • Page 143 G=MKR FIT Make the curve-fit data form markers which are set currently. MKR FIT is independent on the trace. Example of a curve-fitted waveform (data range: OUTSIDE L1-L2) Example of a marker-fitted waveform (data range: ALL) Index 6-23 IM AQ6370D-01EN...
  • Page 144 The trace display at the side of the data area changes to “PKCVFIT @". Peak Curve Fit Target Trace Soft Key Display G= PKCVFIT A Peak-curve-fits trace A. G= PKCVFIT B Peak-curve-fits trace B. G= PKCVFIT C Peak-curve-fits trace C. 6-24 IM AQ6370D-01EN...
  • Page 145 If G=MKR FIT is selected, fitting cannot be performed if only a small number of markers are placed. A warning displays in these cases: WARNING 111: <G=MKR FIT>failed Index GAUSS, LORENZ: Fewer than 3 markers 3RD POLY: Fewer than 4 markers 4TH POLY: Fewer than 5 markers 5TH POLY: Fewer than 6 markers 6-25 IM AQ6370D-01EN...

  • Page 146: Power Density Trace

    If trace F is set to POWER/NBW, the unit is automatically changed to dBm or If trace F is set to POWER/NBW and you change the level axis to dBm/nm or mW/nm, trace F enters FIX mode, and the waveform is no longer updated. 6-26 IM AQ6370D-01EN...

  • Page 147: Marker Display

    Press the SET soft key. The fixed marker is placed in the position of the current moving marker. Fixed markers are automatically assigned numbers in order starting from 001. Fixed markers of any number can be positioned. The value is entered in the DATA ENTRY section. Moving marker Fixed markers Index 6-27 IM AQ6370D-01EN...
  • Page 148 Note The MARKER->ZOOM CTR soft key cannot be used under the following conditions. • When the moving marker is OFF. • When both SPLIT screens are on HOLD. • When the measurement data SPAN is 0 nm. 6-28 IM AQ6370D-01EN...
  • Page 149 When set to OFFSET, the difference between the moving marker and each fixed marker is displayed. When set to SPACING, the difference between the moving marker and the smallest- numbered fixed marker is displayed along with the difference from each of the fixed markers. 6-29 IM AQ6370D-01EN...
  • Page 150 THz. Note The display unit for the marker value (wavelength or frequency) can be set independently of the waveform display’s horizontal axis units (wavelength or frequency) that were specified using the HORIZON SCALE nm/THz soft key. 6-30 IM AQ6370D-01EN...
  • Page 151 Clearing Line Markers Press the MARKER. The soft key menu for marker settings appears. Press the MORE 1/3 soft key. Press the LINE MARKER 1 OFF/ON or LINE MARKER 2 OFF/ON soft key to turn the function OFF. Index 6-31 IM AQ6370D-01EN...
  • Page 152 When both L1 and L2 are OFF. • When both SPLIT screens are on HOLD. • When the span of the active trace is 0 nm. Note For information on analysis inside the line markers, see section 7.13, “Specifying an Analysis Range.” 6-32 IM AQ6370D-01EN...
  • Page 153 Press the ADV MARKER ACTIVE OFF/ON soft key to turn the function ON. Press a soft key from MARKER 1 SELECT to MARKER 4 SELECT. A soft key menu for setting the advanced marker type and marker target trace appears. 6-33 IM AQ6370D-01EN...
  • Page 154 Press the POWER DENSITY soft key. A power density marker appears on the waveform. Press the RETURN soft key. The menu returns to the previous level. Press the BANDWIDTH soft key. The normalization bandwidth setting menu appears. 6-34 IM AQ6370D-01EN...
  • Page 155 Enter the frequency range value using the rotary knob, arrow keys, or numeric keypad. Press ENTER. Integrated power marker Integration range Index Note An integrated power marker cannot be assigned to a differential waveform (based on LOG values) or normalized waveform. 6-35 IM AQ6370D-01EN...
  • Page 156 When the advanced marker is displayed at the peak or bottom of the waveform, press the NEXT SEARCH RIGHT soft key. The advanced marker is set to the next peak (local maximum value) or bottom (local minimum value) on the right. 6-36 IM AQ6370D-01EN...
  • Page 157 Press the ADVANCE MARKER soft key. A soft key menu for advanced marker settings appears. Press the ALL CLEAR soft key. All displayed advanced markers (moving markers, power density markers, and integrated power markers) are cleared. Index 6-37 IM AQ6370D-01EN...
  • Page 158 Wavelength and level values at moving marker Trace with moving marker Moving marker value - fixed marker value (Active trace) Wavelength and level values of fixed marker 1 Trace with fixed marker 1 Moving marker Number displayed on fixed marker 6-38 IM AQ6370D-01EN...
  • Page 159 (OFFSET). Data area when MARKER DISPLAY is set to OFFSET SPACING Sets the difference value display as the difference between each marker and the next marker. Data area when MARKER DISPLAY is set to SPACING Index 6-39 IM AQ6370D-01EN...
  • Page 160 When line markers are displayed, they are also displayed on the OVERVIEW window. When a line marker is moved on the OVERVIEW window, it also moves in the waveform area. When moving a line marker, the mouse pointer changes to a hand tool. Drag Line markers linked 6-40 IM AQ6370D-01EN...
  • Page 161 COARSE key, you can set the value in 0.1 nm steps. The way to move the markers and the data display between markers are the same as Index with the above-mentioned moving markers. Advanced marker type: /BW (power density marker) Normalization bandwidth Power density marker power values 6-41 IM AQ6370D-01EN...
  • Page 162 The way to move the markers and the data display between markers are the same as with the above-mentioned moving markers. Advanced marker type: INTG (integrated power marker) Integrated power marker power values Note When advanced markers are in use, the marker levels at the end of measurements are automatically updated. 6-42 IM AQ6370D-01EN...

  • Page 163: Displaying A Split Screen

    ON soft key again. The display scale and waveform are updated. Index Returning to Normal Display Press DISPLAY. The soft key menu for setting the screen display appears. Press the NORMAL DISPLAY soft key. The screen returns to normal display (1 screen). 6-43 IM AQ6370D-01EN...
  • Page 164 • When a trace in the HOLD state (FIX state) is set to a state other than FIX, the HOLD is cleared automatically. When this happens, a warning message is displayed. 6-44 IM AQ6370D-01EN...

  • Page 165: Noise Mask

    The allowed setting range for the noise mask value is OFF (-999), and -100 to 0. Settings can be adjusted in steps of 1. The value changes in steps of 10 if you press the COARSE key. Index 6-45 IM AQ6370D-01EN...
  • Page 166 Mask line VERT Displays the waveform with level values at or below the mask value as the display lower limit value (–210 dBm). Mask line Note The noise mask function is disabled when the vertical axis is linear. 6-46 IM AQ6370D-01EN...

  • Page 167: Copying And Clearing Traces

    Press the COPY EXECUTE soft key. The copy executes. Note • After the copy is executed, the copy destination trace status changes to FIX and DISP. • If the copy source and destination trace are the same, the COPY EXECUTE soft key is disabled. Index 6-47 IM AQ6370D-01EN...
  • Page 168 Press the soft key (A through G) corresponding to the trace of the data you wish to clear. To clear the data from all traces, press the ALL TRACE soft key. Trace List Press TRACE. The soft key menu for trace settings appears. Press the TRACE LIST soft key. 6-48 IM AQ6370D-01EN...

  • Page 169: Single Search

    With the moving marker displayed at a waveform peak or bottom, press the NEXT SEARCH RIGHT soft key. The moving marker is placed on the peak (maximum level value) or bottom (minimum level value) to the right of its current position. 6-49 IM AQ6370D-01EN...
  • Page 170 Enter a peak/bottom difference using the rotary knob, arrow keys, or numeric key pad. Press nm/ENTER. Auto Search Press PEAK SEARCH. The menu for searching for the peak value is displayed. Press the MORE 1/2 soft key. Press the AUTO SEARCH soft key. 6-50 IM AQ6370D-01EN...
  • Page 171 Index CLEAR MARKER CLEAR Clears the specified fixed marker number. The marker value in the data area is also cleared. The fixed marker number to be cleared (default value) is the last set fixed marker number. 6-51 IM AQ6370D-01EN...
  • Page 172 When set to ON, a peak/bottom search is performed automatically and a moving marker is set automatically after sweeping ends. (Initial value: OFF.) When this key is set to ON, is displayed at the very bottom of the screen in reverse video. 6-52 IM AQ6370D-01EN...

  • Page 173: Multi Search

    The procedure is the same as the procedure shown for the single search in the previous section. Finding the Level Peak/Bottom to the Right of the Moving Marker The procedure is the same as the procedure shown for the single search in the previous section. 6-53 IM AQ6370D-01EN...
  • Page 174 For peak searches, the peak detection range is defined as being the levels from the measured waveform's maximum peak to the threshold value. For bottom searches, the bottom detection range is defined as being the levels from the measured waveform's minimum bottom to the threshold value. 6-54 IM AQ6370D-01EN...
  • Page 175 NEXT SEARCH LEFT SET MARKER CLEAR MARKER CLEAR ALL MARKER CLEAR MODE DIFF SEARCH/ANA L1-L2 SEARCH/ANA ZOOM AREA AUTO SEARCH Index Note The MODE DIFF (mode judgment reference)—the peak/bottom difference—setting is shared between the multi search and single search. 6-55 IM AQ6370D-01EN...

  • Page 176: Spectrum Width Measurement

    Press the ANALYSIS EXECUTE soft key. Analysis is performed according to the changed parameters, and the results are displayed in the data area. Analysis parameter setting screen Index IM AQ6370D-01EN...
  • Page 177 Saving Analysis Results Continuing on from step 1, press the MORE 1/2 soft key. Press the RESULT SAVE soft key. The file list is displayed. For the subsequent steps, see section 8.5, “Saving/Loading Analysis Results Data.” IM AQ6370D-01EN...
  • Page 178 DATA ENTRY section. This setting is held independently by each analysis algorithm. If the SPEC WIDTH soft key is OFF, this soft key is disabled. The value set by this soft key is shared by the analysis parameter setting screen under the PARAMETER SETTING soft key. Index IM AQ6370D-01EN...

  • Page 179: Notch Width Measurement

    Notch width measured waveform (BOTTOM) Data area Analyzes the waveform with the minimum level value as a referemce. Notch width measured waveform (PEAK) Data area Analyzes the waveform with the maximum level value as a referemce. IM AQ6370D-01EN...
  • Page 180 Press the ANALYSIS EXECUTE soft key. Analysis is performed according to the changed parameters, and the results are displayed in the data area. Analysis parameter setting screen Note For details about the notch width analysis algorithms and parameters, see appendix 2, “Data Calculation Algorithms for Spectrum Widths.” Index IM AQ6370D-01EN...

  • Page 181: Smsr Measurement

    Press the ANALYSIS EXECUTE soft key. Analysis is performed according to the changed parameters, and the results are displayed in the data area. Analysis parameter setting screen IM AQ6370D-01EN...
  • Page 182 Analysis results Analysis parameter setting value PK: Mode peak wavelength, level value MODE 1: Set the 2nd peak excluding the MASK AREA as the side mode. 2nd PK: Side mode wavelength, level value SMSR MASK: Mask setting range Index IM AQ6370D-01EN...

  • Page 183: Power Measurement

    Press the ANALYSIS EXECUTE soft key. Analysis is performed according to the changed parameters, and the results are displayed in the data area. Analysis parameter setting screen Note For details on POWER analysis algorithms, see appendix 3, “Details of Analysis Functions.” IM AQ6370D-01EN...

  • Page 184: Dfb-Ld, Fp-Ld, And Led Measurement

    Press the ANALYSIS EXECUTE soft key. Analysis is performed according to the changed parameters, and the results are displayed in the data area. Index Note For details on the analysis algorithms for the DFB-LD, FP-LD, and LED light sources, see appendix 3, “Details of Analysis Functions.” IM AQ6370D-01EN...

  • Page 185: Pmd Measurement

    MODE DIFF soft key is recognized as a mode. • See section 6.12 for how to set the mode judgment threshold value. • For an explanation on the PMD analysis algorithms, see appendix 3, “Details of Analysis Functions.” 7-10 IM AQ6370D-01EN...
  • Page 186 (the level difference between the maximum and minimum values). After the polarization controller has been adjusted, press the SINGLE soft key to perform a single sweep. Acquisition of measured waveforms is complete. Index 7-11 IM AQ6370D-01EN...

  • Page 187: Wdm Transmission Signal Analysis

    The analysis results display screen is switched with the SWITCH DISPLAY soft key. Switch the screen. Note When zooming a waveform, if you click in the list of analysis results, the waveform of the selected channel is displayed in the center of the waveform screen. 7-12 IM AQ6370D-01EN...
  • Page 188 Press the ANALYSIS EXECUTE soft key. Analysis is performed according to the changed parameters, and the results are displayed in a list. Analysis parameter setting screen Note See appendix 4, “WDM Analysis Function” for a description of the WDM analysis algorithms and parameters. Index 7-13 IM AQ6370D-01EN...
  • Page 189 • Parameters related to channel detection (CHANNEL DETECTION SETTING) • Parameters related to noise level measurement (INTERPOLATION SETTING) • Parameters related to analysis results display method (DISPLAY SETTING) These are explained below. See appendix 4, “WDM Analysis Function” for a description of the parameters. 7-14 IM AQ6370D-01EN...
  • Page 190 If AUTO-FIX, AUTO-CTR, or PIT is selected, the NOISE AREA and MASK AREA parameters are set automatically according to the measured waveform. FITTING ALGO is set to LINEAR. • See appendix 4, “WDM Analysis Function” for a description of the WDM analysis algorithms and parameters. 7-15 IM AQ6370D-01EN...
  • Page 191 This parameter is used to set the noise bandwidth. DUAL TRACE This parameter is used to turn the dual trace function ON/OFF. When the dual trace function is used, the signal level and noise level during SNR measurement can each be determined from different traces. 7-16 IM AQ6370D-01EN...
  • Page 192 • To change the measurement conditions and set the initially measured waveform as the reference. There are no parameter setting items since the data that was measured first becomes the reference. (See appendix 1, “WDM Wavelength GRID Table” for information on changing the grid wavelength.) Index 7-17 IM AQ6370D-01EN...
  • Page 193 Data used for fitting (blue) MASK AREA NOISE AREA (between X - X) Other parameter settings SIGNAL POWER You can set the signal power calculation method. INTEGRAL RANGE You can set the integral range for determining signal power. 7-18 IM AQ6370D-01EN...

  • Page 194: Optical Amp Gain And Nf Measurement

    Enter the value using the rotary knob, arrow keys, or numeric keypad. Press ENTER. Press the LINE MARKER Y2 soft key. Marker Y2 appears on the graph. Enter the value using the rotary knob, arrow keys, or numeric keypad. Press ENTER. 7-19 IM AQ6370D-01EN...
  • Page 195 Press the ANALYSIS EXECUTE soft key. Analysis is performed according to the changed parameters, and the results are displayed in a list. Analysis parameter setting screen Note See appendix 5, “Optical Amp Analysis Function” for a description of the optical amp analysis algorithms and parameters. 7-20 IM AQ6370D-01EN...
  • Page 196 If all traces from trace A to trace G have been set to fix mode (FIX) as a result of this action, a warning is displayed. However, this does not pose a problem because trace B is set to write mode in the next step. 7-21 IM AQ6370D-01EN...
  • Page 197 Press the WRITE B soft key. Trace B enters write mode. Measure the waveform of the output light with the same measurement conditions used for measuring the signal light waveform. Examples of signal and output light waveforms 7-22 IM AQ6370D-01EN...
  • Page 198 MODE DIFF This parameter sets the minimum value for the peak/bottom difference during channel peak detection. If the waveform peak/bottom difference equals or exceeds this value, it is detected as a mode peak. THRESH LEVEL MODE DIFF Index 7-23 IM AQ6370D-01EN...
  • Page 199 LINEAR and does not need to be set manually. FITTING AREA This parameter is used to set the range of waveform data to be used in determining the ASE level through interpolation. This parameter is only set when “ASE ALGO” is set to MANUAL-FIX. 7-24 IM AQ6370D-01EN...
  • Page 200 Sets whether the Shot Noise component is included in computation of the NF value. The default is ON. Index • ON: Shot Noise component included in computation of the NF value. • OFF: Shot Noise component not included in computation of the NF value. 7-25 IM AQ6370D-01EN...

  • Page 201: Optical Filter Characteristics Measurement

    Press the CLOSE WINDOW soft key. The FILTER-PK analysis parameter setting screen closes, and the soft key menu returns to the previous stage. Press the ANALYSIS EXECUTE soft key. Analysis is performed according to the changed parameters, and the results are displayed in a list. 7-26 IM AQ6370D-01EN...
  • Page 202 Press the ANALYSIS EXECUTE soft key. Analysis is performed according to the changed parameters, and the results are displayed in a list. Note See appendix 6, “Optical Filter Analysis Function” for a description of the optical filter analysis algorithms and parameters. Index 7-27 IM AQ6370D-01EN...
  • Page 203 Press the CLOSE WINDOW soft key. The WDM FIL-PK analysis parameter setting screen closes, and the soft key menu returns to the previous stage. Press the ANALYSIS EXECUTE soft key. Analysis is performed according to the changed parameters, and the results are displayed in a list. 7-28 IM AQ6370D-01EN...
  • Page 204 Press the ANALYSIS EXECUTE soft key. Analysis is performed according to the Index changed parameters, and the results are displayed in a list. Note See appendix 6, “Optical Filter Analysis Function” for a description of the optical filter analysis algorithms and parameters. 7-29 IM AQ6370D-01EN...
  • Page 205 The following configuration and general procedure is used to measure WDM optical filter characteristics. A pass band type WDM optical filter is used as an example. Reference spectrum AQ6370D Wideband light source ex. TRACE A Spectrum measurement after passing through the filter AQ6370D Wideband light source ex. TRACE B 7-30 IM AQ6370D-01EN...
  • Page 206 Press the LOG MATH soft key. The math function selection menu is displayed. Press the C = A-B (LOG) soft key. The waveform which is obtained by subtracting the trace B waveform from the trace A waveform is displayed on trace C. Index 7-31 IM AQ6370D-01EN...
  • Page 207 The channel detection and reference wavelength analysis results for each channel vary depending on the algorithm selected. • When PEAK is selected Each mode peak is detected as a channel. The peak wavelength of each channel is the reference wavelength. Peak level 7-32 IM AQ6370D-01EN...
  • Page 208 MEAN WL • When GRID FIT is selected The mode peak detected within GRID WL [PLUSMINUS SYMBOL] (TEST BAND/2) is set as the channel. The GRID wavelength nearest to each channel is the reference wavelength. GRID WL Index 7-33 IM AQ6370D-01EN...
  • Page 209 These parameters are set for each WDM optical filter analysis item. The analysis parameter setting screen is displayed. Note See appendix 6, “Optical Filter Analysis Function” for a description of the optical filter analysis algorithms and parameters. 7-34 IM AQ6370D-01EN...

  • Page 210: Editing The Grid Table

    GHz, 50 GHz, 25 GHz, or 12.5 GHz can be used. Setting the Reference Wavelength Press the REFERENCE WAVELENGTH soft key. A screen for specifying the standard wavelength is displayed. Enter the standard wavelength using the rotary knob or arrow keys, then press nm/ENTER. Index 7-35 IM AQ6370D-01EN...
  • Page 211 If this Grid Table is edited and then the CANCEL key is pressed without pressing the EXEECUTE key, the edits made to the custom Grid table are canceled. • Press the EXECUTE key to apply the edits in the custom Grid table to the analysis function. 7-36 IM AQ6370D-01EN...
  • Page 212 Press the MORE soft key repeatedly until the MORE 3/3 menu is displayed. Press the MARKER UNIT nm THz soft key. Each time you press the soft key, the units toggle between nm and THz. Note For a diagram of soft key operation, see section 6.9, “Displaying Markers.” Index 7-37 IM AQ6370D-01EN...
  • Page 213 Sets the grid table reference wavelength. This can be set in the range of 1000.0000 to 1700.0000 nm. VALUE EDIT You can edit channel points. Note For details on the Grid table, see appendix 1, "WDM Wavelength Grid Table." 7-38 IM AQ6370D-01EN...

  • Page 214: Measurement Of Level Fluctuations In Single-Wavelength Light (0 Nm Sweeping)

    Press the 0 nm SWEEP TIME soft key. A screen for specifying the sweep time is displayed. Enter a numerical value using the rotary knob or numeric key pad, then press nm/ENTER. Press SWEEP, followed by the REPEAT soft key. Sweeping begins. Index 7-39 IM AQ6370D-01EN...
  • Page 215 The sweeping time varies depending on the measurement sensitivity (SENS/MODE soft key under SETUP). If the setting for this key is less than the sweeping time for each sensitivity, the setting for the key is invalid and the MINIMUM setting is used. 7-40 IM AQ6370D-01EN...
  • Page 216 (SENS/MODE soft key under SETUP). If the setting for this key is less than the sweeping time for each sensitivity, the setting for the key is invalid and the MINIMUM setting is used. The sampling points are automatically set to 1001. Index 7-41 IM AQ6370D-01EN...

  • Page 217: Go/No-Go Judgment (Template)

    INSERT soft key. • When the target line is turned OFF with the TEMPLATE DISPLAY soft key, if you edit the template data at the target line, the target line TEMPLATE DISPLAY turns ON. 7-42 IM AQ6370D-01EN...
  • Page 218 • Waveform files of the instrument (.CSV or .BIN files) Index Note • After loading data, WL SHIFT and LVL SHIFT in the template are set to zero. • For information about data formats when creating template data on an external PC, see the Explanation subsection. 7-43 IM AQ6370D-01EN...
  • Page 219 RELATIVE switching function. The template data themselves can be shifted by changing the ZOOM CENTER WL or REF LEVEL. The following settings are an example. • ZOOM CENTER WL: 1547.000 nm • REF LEVEL: 0.00 dBm Creating a Template in ABSOLUTE Mode 7-44 IM AQ6370D-01EN...
  • Page 220 Enter 1544.000 using the rotary knob or arrow keys, then press nm/ENTER. Press LEVEL, followed by the REF LEVEL soft key. Enter 10.00 using the rotary knob or arrow keys, then press nm/ENTER. Index The template relative value does not change after editing. 7-45 IM AQ6370D-01EN...
  • Page 221 Press the TEMPLATE EDIT soft key. The edit menu is displayed. Press the MODE ABS/REL soft key, then select ABS. The instrument enters Absolute mode. The results and template are shifted 3 nm to the left on screen. 7-46 IM AQ6370D-01EN...
  • Page 222 Note If the GO/NO GO soft key is set to ON, a Go/No Go test is performed according to the test type, even if the TEMPLATE DISPLAY soft key indicator is set to OFF. Index 7-47 IM AQ6370D-01EN...
  • Page 223 1552.5 Wavelength (nm) Lower Limit Line Judgment FAIL Judgment conditions (measured data) <= (upper limit line) -> Go (PASS) (upper limit line) < (measured data) -> No Go (FAIL) Lower Limit Line 1547.5 1550 1552.5 Wavelength (nm) 7-48 IM AQ6370D-01EN...
  • Page 224 Target Line Display FAIL Judgment conditions Go/No Go cannot be determined for target line only. Upper Limit Line Target Line Lower Limit Line 1547.5 1550 1552.5 Wavelength (nm) Index 7-49 IM AQ6370D-01EN...
  • Page 225 Upper Limit Line Lower Limit Line 1549 1550 1551 Wavelength (nm) Note When performing Go/No Go judgment, display the wavelength range on the screen. The Go/No Go testing process is not performed on wavelength ranges that are not displayed. 7-50 IM AQ6370D-01EN...
  • Page 226 (not linked to the waveform). 1547.5 1550 1552.5 1546 1548.5 1551 Wavelength (nm) Wavelength (nm) When ZOOM CENTER WL = 1550 nm When ZOOM CENTER WL is changed to 1548.5 nm (template not moved) Index 7-51 IM AQ6370D-01EN...
  • Page 227 • For templates set to None, the Go/No Go judgment range from the template can be narrower than the waveform display screen. Pay attention to the judgment execution ranges for the upper limit and lower limit lines. 7-52 IM AQ6370D-01EN...
  • Page 228 50,001 template data points can be defined. Save the template data created on an external PC to a USB storage device for loading in the instrument. <- Header for the AQ6370D <- Header indicating template data <- Header indicating the template type (ABSOLUTE or RELATIVE) <- Extrapolation type (A or B or None)

  • Page 229: Specifying An Analysis Range

    If just L2 is set, the measurement occurs over the span from the left edge of the screen to line marker 2. • If neither L1 nor L2 is set, measurement is performed from the set start wavelength to the stop wavelength. 7-54 IM AQ6370D-01EN...
  • Page 230 • If the SEARCH/ANA ZOOM AREA key is OFF, analysis is performed over the entire range of the measurement scale. • For details on the POWER analysis function, see appendix 3, “Details of Analysis Functions.” 7-55 IM AQ6370D-01EN...
  • Page 231 ANA L1-L2 and SEARCH/ANA ZOOM AREA soft keys are ON. As both of these soft keys are ON, at the bottom of the screen are displayed in inverse video. The area between line markers overlaps the zoom area 7-56 IM AQ6370D-01EN...

  • Page 232: Correcting Displayed Values

    Enter a level shift amount using the rotary knob, arrow keys, or numeric key pad. Press ENTER. Index Note After entering the wavelength or level shift amount, the setting is applied to the displayed values upon the next measurement. 7-57 IM AQ6370D-01EN...
  • Page 233 NA is not in the range shown above. Input optical fiber numerical aperture and level error (typical characteristics) 0.50 0.40 0.30 0.20 0.10 0.00 -0.10 -0.20 -0.30 -0.40 -0.50 0.101 0.102 0.103 0.104 0.105 0.106 0.107 0.108 0.109 0.110 Numerical Aperture 7-58 IM AQ6370D-01EN...
  • Page 234 The setting range is -60.00 to 60.00 dB. Settings can be adjusted in steps of 0.01 dB. The value changes in steps of 0.1 dB if you press the COARSE key. When setting the wavelength shift amount, is displayed at the bottom of the screen in inverse video. Index 7-59 IM AQ6370D-01EN...

  • Page 235: Analysis Data Logging

    SNR. Time scale Cursor information (C1, C2, C2-C1) Cursors (C1, C2) Thumbnail area. Displays the waveform data at the current cursor position. Overview display. The current graph area is indicated with a dotted frame. Logging data list 7-60 IM AQ6370D-01EN...
  • Page 236 Press the CLOSE WINDOW soft key. The logging parameter setting screen closes, and the soft key menu returns to the previous level. Note The LOGGING PARAMETER soft key cannot be used while logging measurement is in progress. Index 7-61 IM AQ6370D-01EN...
  • Page 237 For the operating procedure, see steps 4 to 6 in “When changing the analysis parameters” of section 7.7. For parameter descriptions, see section 7.7. If you change a parameter, the value specified in section 7.7 will also change (because the parameter is shared). 7-62 IM AQ6370D-01EN...
  • Page 238 Note • For a description of the mode judgment reference, see “MODE DIFF” in section 6.13. • If you change a setting, the value specified in section 6.13 will also change (because the parameter is shared). Index 7-63 IM AQ6370D-01EN...
  • Page 239 For the operating procedure, see steps 4 to 6 in section 7.5. For parameter descriptions, see appendix 3. If you change a parameter, the value specified in section 7.5 will also change (because the parameter is shared). 7-64 IM AQ6370D-01EN...
  • Page 240 The previous soft key menu will return. Note • When TRACE LOGGING is ON, the AQ6370D checks the amount of free space in the temporary trace data storage space before starting to log. If there is insufficient free memory space, a warning will appear.
  • Page 241 (normal spectrum waveform display). Note You cannot use the SPECTRUM DISPLAY soft key when data logging is stopped. • Returning to the Previous Screen Press the RETURN soft key. The AQ6370D returns to the previous screen. 7-66 IM AQ6370D-01EN...
  • Page 242 LEVEL soft key. To display the SNR graph, press the SNR soft key. When the Logging Item Is PEAK/MULTI-PEAK To display the wavelength graph, press the PEAK WL soft key. To display the level graph, press the PEAK LEVEL soft key. Index 7-67 IM AQ6370D-01EN...
  • Page 243 • To display the spectral width (σ) graph of the center wavelength based on the RMS parameter: MORE1/2 and then SIGMA • To display the spectral width (Kσ) graph of the center wavelength based on the RMS parameter: MORE1/2 and then K SIGMA 7-68 IM AQ6370D-01EN...
  • Page 244 Press the GRAPH CHANNEL SINGLE/ALL soft key. The mode changes to SINGLE or ALL. Note You cannot use the GRAPH CHANNEL SINGLE/ALL soft key when the following settings are used. • When the logging parameter is DFB-LD • When the logging parameter is PEAK Index 7-69 IM AQ6370D-01EN...
  • Page 245 CURR (displays current values) or SUMM (summary display: MAX, MIN, MAX/ MIN). If you select summary display in step 4, press the SUMMARY TYPE MAXMIN/ AVG soft key. The items shown in the summary display switches to maximum/ minimum values or average/standard deviation values. 7-70 IM AQ6370D-01EN...
  • Page 246 The reference value is set to the measured value at the cursor time position (e.g., 46 s). Note You cannot use the REF DATA SET soft key if data logging has not been executed and no data exists. 7-71 IM AQ6370D-01EN...
  • Page 247 The vertical axis shows the value of the graph data (GRAPH ITEM). You cannot move the cursors to an area where there is no logging data. • Clearing the Cursor Display Press the CURSOR OFF soft key. Both cursors, C1 and C2, are cleared. 7-72 IM AQ6370D-01EN...
  • Page 248 Press the CURSOR/SCALE soft key. The cursor/scale soft key menu appears. Zooming in on the Horizontal Scale Press the X ZOOM IN soft key. The horizontal scale is expanded in 1-2-5 steps at the current cursor (cursor C1 or C2) position. Center Expand Index 7-73 IM AQ6370D-01EN...
  • Page 249 (cursor C1 or C2) position. Center Reduce Zooming in on the Vertical Scale Press the Y ZOOM IN soft key. The vertical scale is expanded in 1-2-5 steps at the current cursor (cursor C1 or C2) position. Expand Center value 7-74 IM AQ6370D-01EN...
  • Page 250 Zooming of the vertical and horizontal scales will be initialized if you perform any of the following operations. • If you clear the logging data • If you start a new data logging session • If you initialize the data (section 9.2) Index 7-75 IM AQ6370D-01EN...
  • Page 251 You cannot use the TRACE DATA RECALL soft key in the following situations. • If data logging has not been executed and no data exists • If the TRACE LOGGING parameter is set off and no waveform data exists. 7-76 IM AQ6370D-01EN...
  • Page 252 Press ADVANCE and then the DATA LOGGING soft key. The soft key menu for data logging appears. Press the LOGGING DATA SAVE soft key. The soft key menu for saving the data and TRACELIST appear. For the operating procedure, see step 4 and subsequent steps in section 8.10. Index 7-77 IM AQ6370D-01EN...
  • Page 253 If you do not want to delete the logging data, press the CANCEL soft key. The previous soft key menu will return. Note This function is the same as the deletion performed for the data deletion confirmation message that appears when data logging is executed. 7-78 IM AQ6370D-01EN...
  • Page 254 Displays the current analysis data and the analysis data of MAX, MIN, MAX-MIN values from the start of data logging to the current. The summary display can display just one of the analysis items that you choose. ABS (absolute value) display Index REL (relative value) display 7-79 IM AQ6370D-01EN...
  • Page 255 Displays the current analysis data and the analysis data of average and standard deviation values from the start of data logging to the current. The summary display can display just one of the analysis items that you choose ABS (absolute value) display REL (relative value) display 7-80 IM AQ6370D-01EN...
  • Page 256 If you want to log many channels, use MODE1. If you want to log many values, use MODE2. The AQ6370D automatically detects the number of channels. MODE1: Up to 1024 channels can be logged. The maximum number log entries is 2001.
  • Page 257 If the analysis data during measurement is within the effective range, it will be logged as the same peak. If it is not, the AQ6370D assumes that the previous peak has disappeared and a new peak has appeared and adds a new peak.
  • Page 258 Zooming is performed in 1-2-5 steps. Example: The horizontal scale settings change like this: 5 s/div, 2 s/div, 1 s/div The vertical scale settings change like this: 500 nm/div, 200 nm/div, 100 nm/ Index 7-83 IM AQ6370D-01EN...

  • Page 259: Usb Storage Media

    Supported USB Storage Media The instrument supports USB 1.0 or USB 2.0 compliant USB memory devices or hard disks. For details, contact your nearest Yokogawa representative. Removing USB Storage Media Always follow the procedure below when removing USB storage media.

  • Page 260: Temporarily Saving And Redisplaying Traces To And From Internal Memory

    Select a destination memory number using the rotary knob, arrow keys, or numeric key pad. Press the soft key corresponding to the trace to be saved. The trace data is saved to the selected memory number. Change display contents IM AQ6370D-01EN...
  • Page 261 Select the memory number of the data to be cleared using the rotary knob, arrow keys, or the UP/DOWN arrow soft keys. Press the EXECUTE soft key. The data of the selected memory number is cleared. Change display contents Index IM AQ6370D-01EN...
  • Page 262 (data measurement condition). The displayed items of the memory list change to labels or measurement conditions. You can also change the display contents of the memory list by using the SAVE, RECALL, and CLEAR menus. LBL (Label) CONDIN (Measurement conditions) IM AQ6370D-01EN...
  • Page 263 C-F, F-C, C+F, E+F, F-E, E+F, F-E, E+F Linear calculation display waveforms A+B LIN, A-B LIN, B-A LIN, 1-k(A/B), 1-k(B/A), C+D LIN, C-D LIN, D-C LIN, D+E LIN, D-E LIN, E-D LIN, C+F LIN, C-F LIN, F-C LIN, E+F LIN, E-F LIN, F-ELIN Index IM AQ6370D-01EN...

  • Page 264: Saving/Loading Displayed Data

    Press the ITEM SELECT soft key. The menu for selecting the type of files to be saved is displayed. Press the TRACE soft key. TRACE is selected, and the screen returns to the previous stage. Press the WRITE soft key. The TRACE LIST is displayed on screen. Trace list File list IM AQ6370D-01EN...
  • Page 265 Selecting a Trace to Save 8. Press the TRACE @->FILE soft key (where @ is the currently selected trace number). The trace selection menu is displayed. Press the soft key corresponding to the trace to be saved. Selected trace Index IM AQ6370D-01EN...
  • Page 266 When the RETURN soft key is pressed, the data is saved. The screen returns to the previous stage. When overwriting during a save, a confirmation message appears. Press the YES soft key. To cancel the save press NO soft key. File name IM AQ6370D-01EN...
  • Page 267 Press the FILE SORT soft key. The file sort menu is displayed. Press the soft key corresponding to the item by which to sort. The files are sorted in ascending order by the selected item. Index IM AQ6370D-01EN...
  • Page 268 Select a file to load from the file list using the rotary knob or the arrow keys. If the VIEW soft key is pressed, the display toggles between list and thumbnail display. To sort the files, see page 8-9. Thumbnail display File sort 8-10 IM AQ6370D-01EN...
  • Page 269 When the RETURN soft key is pressed, the file is not loaded. The screen returns to the previous stage. Note After loading waveform files (*.WV6) that were saved by the AQ6370 under the CHOP MODE of “CHOP,” the sensitivity setting becomes “SWITCH.” Index 8-11 IM AQ6370D-01EN...
  • Page 270 Press the MEMORY soft key and specify a save destination of INT (internal memory) or EXT (USB storage medium). Press the FILE TYPE soft key and specify a data format of BIN (binary) or CSV (ASCII format). 8-12 IM AQ6370D-01EN...
  • Page 271 Follow the instructions in section 4.3 to enter a file name. Press the DONE soft key. The file name is confirmed, and the screen returns to the previous stage. Sets the file name Moves the cursor Index Creates a directory Sorts the file list 8-13 IM AQ6370D-01EN...
  • Page 272 When the RETURN soft key is pressed, the data is saved. The screen returns to the previous stage. When overwriting during a save, a confirmation message appears. Press the YES soft key. To cancel the save press NO soft key. 8-14 IM AQ6370D-01EN...
  • Page 273 Select a file to load from the file list using the rotary knob or the arrow keys. You can also press the FILE SORT soft key to sort the files. For more information, see page 8-9. File sort Index 8-15 IM AQ6370D-01EN...
  • Page 274 Executing the Load Press the EXECUTE soft key. The file is loaded and registered into the specified memory number. When the RETURN soft key is pressed, the file is not loaded. The screen returns to the previous stage. 8-16 IM AQ6370D-01EN...
  • Page 275 The file size differs depending on the data saved. Be sure to check whether sufficient space is available before saving. File Sort You can sort the file list in ascending order by file name, file type, file date, or label. 8-17 IM AQ6370D-01EN...
  • Page 276 8.3 Saving/Loading Displayed Data CSV Data Format CSV data is saved in the following format. 70BCSV // AQ6370D OPTICAL SPECTRUM ANALYZER // Header "CTRWL",1553.200000 "SPAN", 20.000000 "START WL",1543.200000 "STOP WL",1563.200000 "WLFREQ", 0 "REFL",-10.0 "LSCL",10.0 "RESLN",0.200 "AVG", 1 "SMPLAUTO", 0 "SMPL", 1001 "SMPLINTVL",0.02...
  • Page 277 “LOFST”,***.* Level offset Linear “REFL”,***.* Reference level “SSCLN”,***.* Level scale “SMIN”,****.** Base level DB/km “REFL”,***.* Reference level “SSKM”,**.* Level scale “OFSKM”,***.* Offset level “LENG”,**.*** Optical fiber length “REFL”,***.* Reference level “SSPS”,***.* Level scale “SMINP”,***.* Base scale Index 8-19 IM AQ6370D-01EN...
  • Page 278 "E-F" E-F(LOG) "CVFT C",** CRV FIT C "C-D" C-D(LOG) "F-E" F-E(LOG) "CVFTPK A",** PK CRV FIT A "D-C" D-C(LOG) "C+F" C+F(LOG) "CVFTPK B",** PK CRV FIT B "D-E" D-E(LOG) "E+F" E+F(LOG) "CVFTPK C",** PK CRV FIT C 8-20 IM AQ6370D-01EN...
  • Page 279 Header indicating the start of the trace data ****.****,*.***E±***(CR)(LF) Wavelength value and level value (LINEAR) of first point ****.****,*.***E±***(CR)(LF) Wavelength value and level value (LINEAR) of second point ****.****,*.***E±***(CR)(LF) Wavelength value and level value (LINEAR) of final point Index 8-21 IM AQ6370D-01EN...

  • Page 280: Saving/Loading Displayed Data(All Trace)

    Press the ITEM SELECT soft key. A menu for selecting files to save appears. Press the ALL TRACE soft key. ALL TRACE becomes selected, and the screen returns to the previous menu. Press the WRITE soft key. TRACE LIST is displayed on screen. Trace List File List 8-22 IM AQ6370D-01EN...
  • Page 281 Press the FILE NAME soft key. The text input window and corresponding soft key menu appear. Enter a file name according to the instructions in section 4.3. Press the DONE soft key. The file name is entered, and you are returned to the previous screen. Index 8-23 IM AQ6370D-01EN...
  • Page 282 Press the ITEM SELECT soft key. A menu for selecting files to save appears. Press the TRACE ALL soft key. TRACE becomes selected, and the screen returns to the previous menu. Press the READ soft key. The file list is displayed on screen. File list Trace list 8-24 IM AQ6370D-01EN...
  • Page 283 Executing the load Press the EXECUTE soft key. The file is loaded, and the specified trace number is displayed. If you press the RETURN soft key, loading is cancelled. The screen returns to the previous menu. Index 8-25 IM AQ6370D-01EN...
  • Page 284 The maximum file size differs depending on the data being saved. Make sure the save destination has sufficient space before saving. Sorting files The file list can be sorted in ascending order by FILE NAME, FILE DAT, or FILE LABEL. 8-26 IM AQ6370D-01EN...
  • Page 285 (TRACE A) (TRACE B) (TRACE G) Header 70BCSVG File header // AQ6370D OPTICAL SPECTRUM ANALYZER // label (57 characters) Measurement condition parameters Measurement conditions of each trace, measurement conditions when files were saved, and trace settings are saved. [MEAS SETTING] section:...

  • Page 286: Saving/Loading Setting Data

    Press the ITEM SELECT soft key. The soft key menu switches. Press the SETTING soft key. SETTING is selected, and the screen returns to the previous stage. Press the WRITE soft key. The file list is displayed. 8-28 IM AQ6370D-01EN...
  • Page 287 Follow the instructions in section 4.3 to enter a file name. Press the DONE soft key. The file name is confirmed, and the screen returns to the previous stage. Sets the file name Creates a directory Sorts the file list Index 8-29 IM AQ6370D-01EN...
  • Page 288 Press the ITEM SELECT soft key. The soft key menu switches. Press the SETTING soft key. SETTING is selected, and the screen returns to the previous stage. Press the READ soft key. The file list is displayed. 8-30 IM AQ6370D-01EN...
  • Page 289 Press the EXECUTE soft key. The file is loaded and the settings on the instrument are changed. When the RETURN soft key is pressed, the file is not loaded. The screen returns to the previous stage. Index 8-31 IM AQ6370D-01EN...
  • Page 290 !#$%&’()- 0123456789@ ABCDEFGHIJKLMNOPQRSTUVWXYZ^ abcdefghijklmnopqrstuvwxyz{}¯ File Size The file size is approximately 74 KB. File Sort You can sort the file list in ascending order by file name, file type, file date, or label. 8-32 IM AQ6370D-01EN...

  • Page 291: Saving/Loading Analysis Results Data

    Press the ITEM SELECT soft key. The soft key menu switches. Press the DATA soft key. DATA is selected, and the screen returns to the previous stage. Press the WRITE soft key. The file list is displayed. Index 8-33 IM AQ6370D-01EN...
  • Page 292 Selecting Data Items to Save Press the OUTPUT ITEM SETTING soft key. The menu for selecting data items to be saved is displayed. Press the Data Item soft key and specify ON (save) or OFF (do not save). 8-34 IM AQ6370D-01EN...
  • Page 293 When the RETURN soft key is pressed, the data is saved. The screen returns to the previous menu. When overwriting during a save, a confirmation message appears. Press the YES soft key. To cancel the save press NO soft key. Index 8-35 IM AQ6370D-01EN...
  • Page 294 Select a file to load from the file list using the rotary knob or the arrow keys. You can also press the FILE SORT soft key to sort the files. For more information, see page 8-9. Sorts files 8-36 IM AQ6370D-01EN...
  • Page 295 Only use the characters allowed in file names by MS-DOS when changing a file name. The maximum file name length is 56 characters (including the extension). The following characters can be used in file names. Index !#$%&’()- 0123456789@ ABCDEFGHIJKLMNOPQRSTUVWXYZ^ abcdefghijklmnopqrstuvwxyz{}¯ 8-37 IM AQ6370D-01EN...
  • Page 296 OVER: Overwrites the file. ADD: Adds the data to be saved to the existing file data. Data Format You can save in ASCII format. Saves as text data. Saves the file in CSV (comma separated value) ASCII format. 8-38 IM AQ6370D-01EN...
  • Page 297 FIT ALGO,LINEAR NO.,WAVELENGTH[nm],INPUT LVL[dBm],OUTPUT LVL[dBm], ASE LVL[dBm],RESOLN[nm],GAIN[dB],NF[dB] 1,1544.4983,-29.320,-2.260,-22.281,0.102,27.017,8.533 2,1545.3041,-29.530,-2.420,-22.184,0.101,27.064,8.619 CTRWL,1551.670000 SPAN,20.000000 Measurement condition parameter REFL[dBm],-10.0 LSCL,10.0 RESLN,0.100 AVG,1 SMPL,2001 HIGH 2 NMSK,OFF Sampling point portion of the waveform data (wavelength and level value) 1541.6700, -23.200 Index 8-39 IM AQ6370D-01EN...

  • Page 298: Saving/Loading Program Data

    Press the ITEM SELECT soft key. The soft key menu switches. Press the PROGRAM soft key. PROGRAM is selected, and the screen returns to the previous stage. Press the WRITE soft key to display the program list and file list. Program list File list 8-40 IM AQ6370D-01EN...
  • Page 299 Press the CURSOR soft key, then set the cursor selection to UP (on the program list side). Select the program number of the data to save using the rotary knob, arrow keys, or numeric key pad. Selected program number Index 8-41 IM AQ6370D-01EN...
  • Page 300 When the RETURN soft key is pressed, the data is saved. The screen returns to the previous menu. When overwriting during a save, a confirmation message appears. Press the YES soft key. To cancel the save press NO soft key. 8-42 IM AQ6370D-01EN...
  • Page 301 Select a file to load from the file list using the rotary knob or the arrow keys. You can also press the FILE SORT soft key to sort the files. For more information, see page 8-9. Sorts files Index 8-43 IM AQ6370D-01EN...
  • Page 302 When the RETURN soft key is pressed, the file is not loaded. The screen returns to the previous stage. Note After loading program files (*.PG6) that were saved by the AQ6370 when the parameter of the CHOPPER command was “CHOP,” the parameter becomes “SWITCH.” 8-44 IM AQ6370D-01EN...
  • Page 303 The maximum file name length is 56 characters (including the extension). The following characters can be used in file names. !#$%&’()- 0123456789@ ABCDEFGHIJKLMNOPQRSTUVWXYZ^ abcdefghijklmnopqrstuvwxyz{}¯ File Size The file size is approximately 13 KB. Data Format Saves the file in binary format. Index 8-45 IM AQ6370D-01EN...

  • Page 304: Saving Screen Image Data

    Press the ITEM SELECT soft key. The soft key menu switches. Press the GRAPHIC soft key. GRAPHIC is selected, and the screen returns to the previous stage. Press the WRITE soft key to display the file list. 8-46 IM AQ6370D-01EN...
  • Page 305 Press the MODE soft key and specify B&W (black and white) or COLOR. Press the B&W (black & white), COLOR, or PRESET COL (only waveform markers in color) soft key. Selecting the File Format Press the FILE TYPE soft key to select BMP or TIFF. Index 8-47 IM AQ6370D-01EN...
  • Page 306 When the RETURN soft key is pressed, the data is saved. The screen returns to the previous stage. When overwriting during a save, a confirmation message appears. Press the YES soft key. To cancel the save press NO soft key. 8-48 IM AQ6370D-01EN...
  • Page 307 The file size differs depending on the data format and color specified. BMP (color): Differs depending on the display color. BMP (B&W): Approximately 52 KB Index TIFF (color): Approximately 412 KB TIFF (black & white): Approximately 52 KB 8-49 IM AQ6370D-01EN...

  • Page 308: Saving/Loading Template Data

    Press the ITEM SELECT soft key. The soft key menu switches. Press the TEMPLATE soft key. TEMPLATE is selected, and the screen returns to the previous stage. Press the WRITE soft key to display the template list and file list. Template list File list 8-50 IM AQ6370D-01EN...
  • Page 309 EXT (USB storage medium). Selecting a Template to Save Press the @@@@->FILE soft key (where @@@@ is UPPER, LOWER, or TARGET). The template selection screen appears. Press the soft key corresponding to the template to be saved. Selected template Index 8-51 IM AQ6370D-01EN...
  • Page 310 When the RETURN soft key is pressed, the data is saved. The screen returns to the previous stage. When overwriting during a save, a confirmation message appears. Press the YES soft key. To cancel the save press NO soft key. 8-52 IM AQ6370D-01EN...
  • Page 311 Select a file to load from the file list using the rotary knob or the arrow keys. You can also press the FILE SORT soft key to sort the files. For more information, see page 8-9. Sorts files Index 8-53 IM AQ6370D-01EN...
  • Page 312 Press the soft key corresponding to the template to be loaded to. Executing the Load Press the EXECUTE soft key. The file is loaded as the specified template. When the RETURN soft key is pressed, the file is not loaded. The screen returns to the previous stage. 8-54 IM AQ6370D-01EN...
  • Page 313 File Size The file size differs depending on the data. Data Format You can save the file in CSV format. Data Format Header indicating the AQ6370D, AQ6370D Header indicating template data TEMPLATE, Template type (ABSOLUTE or RELATIVE) TYPE,ABSOLUTE Extrapolation type (A, B, or NONE)

  • Page 314: Saving And Loading Logging Data

    Press the ITEM SELECT soft key. The soft key menu changes. Press the MORE 1/2 soft key. Press the LOGGING soft key. LOGGING is selected, and the menu returns to the FILE level. Press the WRITE soft key. A file list appears. 8-56 IM AQ6370D-01EN...
  • Page 315 Press the FILE NAME soft key. The text entry window and corresponding soft key menu appear. Follow the instructions in section 4.3 to enter a file name. Press the DONE soft key. The file name is confirmed, and the screen returns to the previous level. NEW FILE Index 8-57 IM AQ6370D-01EN...
  • Page 316 If you press the RETURN soft key, the data will not be saved. The menu returns to the previous level. When overwriting a file, a confirmation message appears. Press the YES soft key. To cancel, press the NO soft key. Select an existing file. 8-58 IM AQ6370D-01EN...
  • Page 317 Using the rotary knob or arrow keys, select the file you want to load from the file list. You can sort the files by pressing the FILE SORT soft key. For the operating procedure, see page 8-9. Index 8-59 IM AQ6370D-01EN...
  • Page 318 LG8 (binary format): .LG8 CSV (ASCII format): .CSV Logging data saved to CSV format cannot be loaded into the AQ6370D. If waveform data is also saved (TRACE LOGGING is set to ON), waveform data will be included in the LG8 file, and thus the file size will be large.
  • Page 319 + logging data (approx. 100 MB max.) CSV Data Format CSV data is saved in the following format. Header 70C LOG1 File header // AQ6370D OPTICAL SPECTRUM ANALYZER // Label (57 characters) ********* Instrument number Software Version Rxx.xx.xx Firmware version Waveform Condition Parameters The waveform condition format is the same as that of the waveform file.

  • Page 320: Creating Files

    ENTER. The instrument moves to the selected directory. Select ".." and press ENTER to move up one directory. Displays the name of the selected file/directory When setting a file name, the name is shown Move one directory up Directory 8-62 IM AQ6370D-01EN...
  • Page 321 Press the DELETE soft key. A deletion confirmation message appears. Press the YES soft key. The selected file or directory is deleted. Press the NO soft key to cancel deletion of the file or directory. The screen returns to the previous state. Index 8-63 IM AQ6370D-01EN...
  • Page 322 Press the CANCEL soft key to cancel changing of the file or directory name. Note When pasting in the same directory as the copy source, change the name before pasting. Name of copied file/directory Name of file/directory to be pasted Paste under a separate name Execute the paste 8-64 IM AQ6370D-01EN...
  • Page 323 Press the DONE soft key. The file or directory name is confirmed, and the screen returns to the previous stage. Press the EXECUTE soft key. The data is changed to the specified file or directory name. Press the CANCEL soft key to cancel changing of the file or directory name. Index 8-65 IM AQ6370D-01EN...
  • Page 324 Sorting Files Press the FILE SORT soft key. The file sort menu is displayed. Press the soft key corresponding to the item by which to sort. The files are sorted in ascending order by the selected item. 8-66 IM AQ6370D-01EN...
  • Page 325 The maximum file name length is 56 characters (including the extension). The following characters can be used in file names. !#$%&’()- 0123456789@ ABCDEFGHIJKLMNOPQRSTUVWXYZ^ abcdefghijklmnopqrstuvwxyz{}¯ File Sort You can sort the file list in ascending order by file name, file type, file date, or label. Index 8-67 IM AQ6370D-01EN...

  • Page 326: Undo/Local

    Like the soft keys of other function keys, registered soft keys execute actions based on the registered contents. Explanation Any soft key can be registered as one of up to 24 user keys. Frequently used functions can be registered to a user soft key for easy access in the Index USER menu. IM AQ6370D-01EN...

  • Page 327: Data Initialization

    • CAL DATA CLEAR Alignment adjustment value, wavelength calibration value, and resolution calibration value are initialized. • ALL CLEAR Current parameter setting values and data as well as alignment adjustment values and wavelength calibration values are initialized. IM AQ6370D-01EN...
  • Page 328 SUB SCALE**.*%/D 10.0 , OFF 125.0 Index OFFSET LEVEL**.*dB 99.9 -99.9 SCALE MIN *.** 0.00 1.25 0.00 OFFSET LEVEL**.*dB/km 99.9 -99.9 SCALE MIN **.*% 100.0 LENGTH**.***km 1.000 99.999 0.001 AUTO SUB SCALE OFF/ON SUB REF LVL POSITION **DIV IM AQ6370D-01EN...
  • Page 329 ZOOM STOP WL ****.***nm wavelength of the trace that 2250.000 600.050 was measured or read last Measurement stop frequency ZOOM STOP FREQ ***.****THz of the trace that was 665.0000 176.5050 measured or read last OVERVIEW DISPLAY OFF/L/R OVERVIEW SIZE LARGE/SMALL LARGE IM AQ6370D-01EN...
  • Page 330 TRACE E UP/LOW SPLIT DISPLAY TRACE F UP/LOW TRACE G UP/LOW UPPER HOLD OFF/ON HOLD LOWER HOLD OFF/ON // AQ6370D OPTICAL LABEL SPCTRUM ANALYZER // NOISE MASK ***dB OFF(-999) MASK LINE VERT / HRZN HRZN TRACE Function Initial Value Maximum Value...
  • Page 331 50.00 0.01 1.00 10.00 1.00 THRESH LEVEL *.**dB 20.00 50.00 0.01 2.00 10.00 1.00 THRESH LEVEL *.**dB 20.00 50.00 0.01 PEAK RMS 2.00 10.00 1.00 THRESH LEVEL *.**dB 3.00 50.00 0.01 NOTCH 1.00 10.00 1.00 TYPE PAEK/BOTTOM BOTTOM IM AQ6370D-01EN...
  • Page 332 MODE DIFF *.**dB 3.00 50.00 0.01 OFFSET LEVEL *.**dB 0.00 10.00 -10.00 ALGO PK-RMS ENVELOPE/THRESH/RMS/PK-RMS THRESH **.**dB 20.00 50.00 0.01 Index THRESH2 **.**dB 20.00 50.00 0.01 2.00 10.00 1.00 MODE FIT OFF/ON MODE DIFF *.**dB 3.00 50.00 0.01 IM AQ6370D-01EN...
  • Page 333 0.01 FITTING ALGO LINEAR/GAUSS/LORENZ/ LINEAR 3RD POLY/4TH POLY/5TH POLY NOISE BW *.**nm 0.10 1.00 0.01 DUAL TRACE OFF/ON DISPLAY TYPE ABSOLUTE/RELATIVE/ ABSOLUTE DRIFT(MEAS)/DRIFT(GRID) CH RELATION OFFSET OFFSET/SPACING REF CH HIGHEST 1024 HIGHEST/****CH OUTPUT SLOPE OFF/ON POINT DISPLAY OFF/ON IM AQ6370D-01EN...
  • Page 334 0.001 SW OFF/ON ALGO THRESH THRESH/PK LEVEL/GRID THRESH LEVEL *.**dB 3.00 50.00 0.01 1.00 10.00 1.00 MODE FIT OFF/ON MODE DIFF *.**dB 3.00 50.00 0.01 Index CH SPACE ±*.**nm 0.40 50.00 0.00 SEARCH AREA ±*.**nm 0.01 10.00 0.01 IM AQ6370D-01EN...
  • Page 335 THRESH LEVEL *.***dB -10.000 30.000 -90.000 SW OFF/ON THRESH LEVEL *.*dB 50.0 TEST BAND *.**nm 0.20 99.99 0.01 SW OFF/ON TEST BAND *.**nm 0.20 99.99 0.01 SW OFF/ON SPACING *.**nm 0.80 99.99 0.01 TEST BAND *.**nm 0.20 99.99 0.01 9-10 IM AQ6370D-01EN...
  • Page 336 0.01 TEST BAND *.**nm 0.20 99.99 0.01 SPEC WIDTH THRESH *.**dB 3.00 50.00 0.01 TRACE&TABLE/TABLE/TRACE/GRAPH&TABLE/GRAPH TRACE&TABLE LINE MRKER Y1 OFF/ON GRAPH&TABLE/ GRAPH LINE MRKER Y2 OFF/ON AUTO ANALYSIS OFF/ON SEARCH/ANA L1-L2 OFF/ON SEARCH/ANA ZOOM AREA OFF/ON Index 9-11 IM AQ6370D-01EN...
  • Page 337 TRACE DATA SAVE OFF/ON FILE SORT @@@@ FILE NAME DRIVE INT/EXT TRACE FILE → TRACE @ MEMORY CURSOR UP/DOWN DOWN FILE SORT @@@@@@@@@@ FILE NAME ITEM SELECT @@@@@ TRACE DRIVE INT/EXT COPY DRIVE INT/EXT FILE SORT @@@@@@@@@@ FILE NAME 9-12 IM AQ6370D-01EN...
  • Page 338 14 (Program number) EXECUTE15 ** 15 (Program number) EXECUTE16 ** 16 (Program number) EXECUTE17 ** 17 (Program number) EXECUTE18 ** 18 (Program number) EXECUTE19 ** 19 (Program number) EXECUTE20 ** 20 (Program number) EXECUTE21 ** 21 (Program number) Index 9-13 IM AQ6370D-01EN...
  • Page 339 SYSTEM Function Initial Value Maximum Value Minimum Value BUILT-IN SOURCE EXTERNAL LASER ****.***nm 1523.488, OFF 1700.000 600.000 EXTERNAL GAS CELL ****.***nm 1530.372, OFF 1700.000 600.000 WL SHIFT **.***nm 0.000 5.000 -5.000 LEVEL SHIFT ***.***dB 0.000 60.000 -60.000 9-14 IM AQ6370D-01EN...
  • Page 340 TRIG INPUT MODE SMPL TRIG/SWEEP TRIG/SMPL ENABLE SMPL TRIG TRIG OUTPUT MODE AUTO OFFSET OFF/ON INITERVAL *** min UNCAL WARNING DISPLAY OFF/ON CLICK OFF/ON WARNING OFF/ON LEVEL DISP DIGIT * WINDOW TRANSPARENT OFF/ON YR-MO-DY MO-DY-YR DY-MO-YR SELECT COLOR @@@@ COLOR1 Index 9-15 IM AQ6370D-01EN...

  • Page 341: Help

    Select the soft key of the help text to display, then press the SELECT soft key. The help information is displayed. To quit, press the QUIT HELP soft key. Menu after pressing HELP Selection of soft keys for displaying help Displays the selected help text 9-16 IM AQ6370D-01EN...
  • Page 342 Select the registration number of the string to delete using the UP and DOWN arrow keys. Press the CLEAR soft key. The character string is registered to the specified number. Character string selection Index List of registered character strings 9-17 IM AQ6370D-01EN...

  • Page 343: Locking Keys

    9.2, “Data Initialization.” • The power switch is enabled even while the keys are locked. If you turn off the AQ6370D in the lock mode, the AQ6370D will start in lock mode when the power is turned back on. 9-18...
  • Page 344 Even when the keys are locked, you can still use the AQ6370D remote commands and program commands as usual. However, if the AQ6370D is in remote mode as a result of receiving REN (Remote Enable) or a listen address with ATN set to True from the controller, the key lock cannot be released.

  • Page 345: Other Settings

    Press SYSTEM. Press the MORE soft key repeatedly until the MORE 4/4 menu is displayed. Press the TEST MODE soft key. The password entry screen is displayed. To cancel this screen press another soft key or panel key. 9-20 IM AQ6370D-01EN...
  • Page 346 ON and OFF. When this is set to ON, the remote monitor is enabled. Sharing Directories The user area directory of the AQ6370D internal memory can be shared on a PC. Press SYSTEM. Press the MORE soft key repeatedly until the MORE 2/4 menu is displayed.

  • Page 347: Preset

    If you press a panel key or move the mouse, the display will turn ON. Clearing Measured Data, Analysis Conditions, Parameters, Etc. The PRESET key clears all internal settings of the AQ6370D except for the remote interface (ETHERNET, GP-IB, and RS232) settings.
  • Page 348 This soft key can only be used when the instrument is connected to a PC. Sharing Directories The user area directory of the AQ6370D internal memory can be shared on a PC. When the user area directory is shared, the files in the directory can be copied to the PC over the network.
  • Page 349 Clearing Measured Data, Analysis Conditions, Parameters, Etc. This function clears all measurement parameters, display parameters, analysis parameters, and the waveform display. It is the same operation as when the AQ6370D receives an *RST remote command. The following data is not cleared.

  • Page 350: Displaying System Information

    (not always displayed) SERIAL NO. Serial No. MAC ADDRESS MAC address of the Ethernet port DHCP ENABLED IP ADDRESS TCP/IP settings SUBNET MASK DEFAULT GATEWAY CPU fan rotation speed (RPM) CPU FAN SPEED (only for AQ6370D-01, -10, -20) Index 9-25 IM AQ6370D-01EN...
  • Page 351 Press the CLEAR soft key , followed by the YES soft key The system log is cleared. Copying the system log to USB memory After connecting the USB memory, press the SAVE TO USB MEMORY soft key. The USB system log is copied to USB memory. Filename: SystemLog.txt 9-26 IM AQ6370D-01EN...

  • Page 352: Updating The Firmware

    Create a directory named “UPDATE” in the USB memory device, and save the update firmware (.upd extension) in that directory. Check that the AQ6370D is not connected to a network. If it is, you will not be able to update.
  • Page 353 Note • If the AQ6370D is connected to a network, you will not be able to update the firmware. If it is connected to a network, the message “Please disconnect LAN CABLE and remove USB storage device” will appear, and the YES soft key will be unavailable.
  • Page 354 Press the UPDATE(NETWORK) soft key. The “Insert Update Files (NETWORK)” message appears. Connect the PC containing the update firmware to the AQ6370D over a network. Use a file management software on the PC to copy the update software (.upd extension) to the UPDATE directory of the AQ6370D internal memory.

  • Page 355: Mechanical Inspection

    • If any of the various types of connectors do not fit snugly, the instrument may not operate normally. • If any abnormalities occur, please contact your nearest Yokogawa representative. Check the following: • That the instrument’s exterior is not damaged or deformed.

  • Page 356: Operational Inspection

    10.3 Operational Inspection Checking the Operations of Each Switch With the power to the instrument turned ON, operate each switch once briefly to check that the unit functions properly. Index 10-5 IM AQ6370D-01EN...

  • Page 357: Inspection Of Wavelength Accuracy

    Note If the wavelength error of the instrument is outside of [+/-] 5 nm, you cannot perform wavelength calibration with the internal reference light source. In this case, readjustment is necessary. Please contact your nearest Yokogawa representative. 10-6 IM AQ6370D-01EN...
  • Page 358 (SSMA type in JIS C6835, with PC polishing, 9.5 μm mode field diameter, and 0.104 to 0.107 NA). Even if a single-mode optical fiber is used, the level accuracy will be outside the specifications if the NA is not in the range shown above. 10-7 IM AQ6370D-01EN...

  • Page 359: Replacing Fuses

    10.6 Replacing Fuses There is a fuse inside the instrument. However, you should not replace the fuse yourself. It could indicate additional internal damage. If you believe the fuse is blown, please contact your nearest YOKOGAWA dealer. 10-8 IM AQ6370D-01EN...

  • Page 360: Daily Maintenance

    Insert the cleaner straight into the optical connector connection section and rotate it. Optical output Connector adapter Optical connector Cleaner (stick type) Support (base) Instrument panel CAUTION Wiping with a soiled cleaner can damage the optical outputs. Index 10-9 IM AQ6370D-01EN...
  • Page 361 Lock lever Swab Instrument panel Ferrule end CAUTION • When attaching or removing a connector adapter, be careful not to damage the ferrule edge or adapter. • Wiping with a soiled swab can damage the optical outputs. 10-10 IM AQ6370D-01EN...

  • Page 362: Care During Storage

    For extended storage, it is recommended that the instrument be stored within the range of the following environmental conditions while, at the same time, the above conditions are met. • Temperature 5 to 30°C • Humidity 40 to 70% • Daily fluctuations of temperature/humidity are small. Index 10-11 IM AQ6370D-01EN...

  • Page 363: Recommended Replacement Parts

    10.9 Recommended Replacement Parts Yokogawa warrants the instrument based on the period and stipulations described on the warranty sheet. The following parts are wearable. It is recommended to replace them after the time period indicated below. For replacement of parts, please contact your nearest Yokogawa representative.

  • Page 364: Warning Display Function

    SUB storage not initialized. USB Storage is write protected The USB storage device is write protected. File not found The specified file cannot be read because it has not been found. Or, the file does not exist on the disk. 10-13 IM AQ6370D-01EN...
  • Page 365 Attempted to load an incompatible update file. Update file read error An incorrect number of files or file corruption was found when attempting to load the update file. Invalid password The password entered for the key lock is not correct. 10-14 IM AQ6370D-01EN...
  • Page 366 No data in trace A or B No waveform data in traces A or B when executing the “EDFA NF” command Invalid data Trace had no data when attempting to save it to memory or to write it to FD/HDD. 10-15 IM AQ6370D-01EN...
  • Page 367 Loading or saving the file is not possible because the specified type of file does not match that of the command. Undefined program An attempt was made to run a program that is not defined. Syntax error Command incorrect (a program has been rewritten for some reason). 10-16 IM AQ6370D-01EN...

  • Page 368: Specifications

    Chapter 11 Specifications 11.1 Specifications For the specifications of the limited model (SUFFIX -02, -01), see IM AQ6370D-51EN, a manual specifically for the limited model (SUFFIX -02, -01). Item Specifications µ µ µ Applicable fiber SM (9.5/125 m), MMF (50/125 m, 62.5/125...
  • Page 369 -L1) or an external light source Wavelength Calibration Auto wavelength calibration using built-in calibration light source (when the built-in light source specification is -L1) or an external light source Resolution calibration User-defined resolution calibration using an external light source (DFB-LD) 11-2 IM AQ6370D-01EN...
  • Page 370 10: When applying a HeNe laser (1523 nm), resolution: 0.1 nm, 1520 nm to 1620 nm (excluding peak wavelength ± 2 nm). 11: When using the Yokogawa signal mode fiber with our standard Angled PC connector, it is 15 dB(Typ.) when using the PC connector.

  • Page 371: External Dimensions

    11.2 External Dimensions Unit : mm (approx. inch) AQ6370D-02, AQ6370D-12, AQ6370D-22 AQ6370D-01, AQ6370D-10, AQ6370D-20 REAR VIEW ( 0.58 ) 14.8 458.8 ( 18.06 ) ( 1.26 ) 12.3 12.3 ( 0.48 ) ( 16.77 ) ( 0.48 ) If not specified, the tolerance is ±3%. However, in cases of less than 10 mm, the tolerance is ±0.3 mm.

  • Page 372: Appendix

    Appendix 1 GRID Table for WDM Wevelength Some analytical functions refer to the GRID table for analysis(See the following table.) The AQ6370D contains the nominal center frequencies specified by the ITU-T (International Telecommunication Union-Telecommunication sector) G692 as the GRID table. It also contains two tables: the standard GRID table created according to the pre- defined wavelength (frequency) range and the custom GRID table that users can edit freely.
  • Page 373 Appendix 2 Data Calculation Algorithms for Spectrum Widths The AQ6370D can calculate spectrum widths of waveforms being displayed. This section provides four types of spectrum width calculation methods as well as algorithms for the NOTCH width calculation. THRESH Method This method is used to obtain the spectrum widths of two points, which are lower than the peak level by a threshold value (THRESH [dB]) specified by a parameter, as well as their center wavelengths.
  • Page 374 λC = (λ + λ )/2 (when “MODE FIT” is ON) λC = (λ' + λ' )/2 (when “MODE FIT” is OFF) MODE displayed in the data area shall be the number of mode peaks between λ λ Index App-3 IM AQ6370D-01EN...
  • Page 375 = K × (λ − λ'C) + λ'C • Obtain the spectrum width from the following equation. Δλ = λ − λ • Obtain the center wavelength λC from the following equation. λC = (λ + λ App-4 IM AQ6370D-01EN...
  • Page 376 = K × (λ − λ'C) + λ'C • Obtain the spectrum width from the following equation. Δλ = λ − λ • Obtain the center wavelength λC from the following equation λC = (λ + λ Index App-5 IM AQ6370D-01EN...

  • Page 377: Appendix 2 Data Calculation Algorithms For Spectrum Widths

    λ = K × (λ − λ'C) + λ'C • Obtain the spectrum width from the following equation. Δλ = λ − λ • Obtain the center wavelength λC from the following equation. λC = (λ +λ App-6 IM AQ6370D-01EN...
  • Page 378 λc can be found by the following expression. ∑ Pi x λ λc = ∑ • By using the mean wavelength λc, find the spectrum width Δλ by the following expression. ∑ Pi x (λ λ ∆λ = ∑ Index App-7 IM AQ6370D-01EN...
  • Page 379 λc can be found by the following expression. ∑ Pi x λ λc = ∑ • By using the mean wavelength λc obtained in above discription, find the spectrum width Δλ by the following expression. ∑ Pi x (λ λ ∆λ = ∑ App-8 IM AQ6370D-01EN...
  • Page 380 λB = K × (λB − λ'C) + λ'C • Obtain the NOTCH width from the following equation. Δλ = λA − λB • Obtain the center wavelength λC from the following equation. λC = (λA + λB)/2 Index App-9 IM AQ6370D-01EN...
  • Page 381 λB = K × (λB − λ'C) + λ'C • Obtain the NOTCH width from the following equatio. Δλ = λA − λB • Obtain the center wavelength λC from the following equation. λC = (λA + λB)/2 App-10 IM AQ6370D-01EN...

  • Page 382: Appendix 3 Details Of Each Analytical Functions

    4. The levels (linear values) of λA and λB are set to LA and LB, respectively. Index 5. The SMSR and Δλ are obtained from the following equations. SMSR = LA / LB Δλ = λB − λA App-11 IM AQ6370D-01EN...
  • Page 383 4. The levels (linear values) of λA, λB, and λC are set to LA, LB, and LC, respectively. 5. The SMSR and Δλ are obtained from the following equations. SMSR(L) = LA / LB SMSR(R) = LA / LC Δλ(L) = λB − λA Δλ(R) = λC − λA App-12 IM AQ6370D-01EN...
  • Page 384 4. The levels (linear values) of λA, λB, and λC are set to LA, LB, and LC, respectively. 5. The SMSR and Δλ are obtained from the following equations. SMSR(L) = LA / LB SMSR(R) = LA / LC Δλ(L) = λB − λA Δλ(R) = λC − λA Index App-13 IM AQ6370D-01EN...
  • Page 385 Speed of light in the vacuum(2.99792458 x 10 [m/s]) • Set the actual resolution for the ith point to Ri, while setting the level to Li. • Obtain the total power in the equation below. SPAN ∑ x POWEROFFSET POWER = SAMPLE - 1 App-14 IM AQ6370D-01EN...
  • Page 386 • Set the frequency of the rightmost valid mode peak to F2 (THz). • Set the number of mode peaks between F1 and F2 to N. • Obtain the PMD value from the following equation. PMD = (N−1) / (F2−F1) Index App-15 IM AQ6370D-01EN...
  • Page 387 SIGNAL PEAK PEAK/INTEGRAL POWER INTEGRAL 10 to 999 GHz - RANGE For details on the DFB-LD analysis algorithms, see the data calculation algorithms for spectrum widths, the SMSR analysis algorithms, and the WDM analysis algorithms (OSNR analysis). App-16 IM AQ6370D-01EN...
  • Page 388 1.00 to 10.00 MODE FIT ON / OFF Valid only when ALGO is THRESH. MODE DIFF 3.00 0.01 to 50.00 Concerning the algorithms for FP-LD analysis, refer to data calculation algorithms for spectrum widths and power analysis algorithms. Index App-17 IM AQ6370D-01EN...
  • Page 389 ON / OFF Valid only when ALGO is THRESH. MODE DIFF 0.01 to 50.00 OFFSET TOTAL POWER −10.00 to 10.00 LEVEL Concerning the algorithms for LED analysis, refer to data calculation algorithms for spectrum widths and power analysis algorithms. App-18 IM AQ6370D-01EN...
  • Page 390 Threshold value for channel detection. Minimum value for peak/bottom MODE DIFF 0.0 to 50.0 difference during channel detection. OFF, Levels equal to or below this level are DISPLAY MASK −100.0 to 0.0 not detected as WDM channels. Index App-19 IM AQ6370D-01EN...

  • Page 391: Appendix 4 Detailed Explanations Of Wdm Analysis Function

    NOISE BW 0.10nm 0.01 to 1.00nm Setting of noise bandwidth. OFF: Active trace is handled as the target for analysis. DUAL TRACE ON/OFF Wavelengths and levels are calculated from TRACE A. Noise levels are calculated from TRACE B. App-20 IM AQ6370D-01EN...
  • Page 392 Setting of the integral range for determining the signal power INTEGRAL Valid when the SIGNAL POWER setting is 10 to 999 RANGE INTEGRAL. If the set value is Δ f, the integral is calculated in the range of channel center wavelength ±Δ f. Index App-21 IM AQ6370D-01EN...
  • Page 393 λi as the noise level Lni. 8. Using the signal level LSi and noise level LNi obtained in 4 and 7, determine the level Li of each channel using the following equation. Li = LSi(linear) − LNi(linear) App-22 IM AQ6370D-01EN...
  • Page 394 AUTO-CTR Noise Algorithm Obtain the left and right noise areas (NA_Ri, NA_Li) of each channel according to the Index number of detected WDM channels as follows (while treating the center points between channels as NA_Ri and NA_Li). App-23 IM AQ6370D-01EN...
  • Page 395 When the number of WDM channels “n” is 2 or more NA_Li = λi − (λNi − λi) NA_Ri =λNi i=2,3,…,n−1 NA_Li = λN(i − 1) NA_Ri =λNi NA_Li = λN(i − 1) NA_Ri =λi + (λi − λN(i −1)) App-24 IM AQ6370D-01EN...
  • Page 396 The parameter “OUTPUT SLOPE” provides a function to obtain the least square approximation curve of channel peaks. This function makes it possible to measure gain tilts. If “OUTPUT SLOPE” is set to ON, results will be displayed in the waveform display section and in the analysis table. Index App-25 IM AQ6370D-01EN...
  • Page 397 REF CHANNEL*** shall be the reference. The wavelength difference and level difference (LOG) against it shall be OFFSET WL and OFFSET LVL of each WDM mode peak. (If the ***th mode peak does not exist, the WDM mode peak on the longest wavelength shall be the reference.) App-26 IM AQ6370D-01EN...
  • Page 398 MEAS WL: Center wavelength of the channel REL WL: Relative wavelength to the GRID wavelengths of the channel MEAS LVL: Level of the channel (peak level – noise level) NOISE: Noise level of the channel SNR: SNR value of the channel Index App-27 IM AQ6370D-01EN...
  • Page 399 Reference wavelength/level can be changed under the following conditions. • Active trace waveform data when MAX/MIN RESET is set by the parameter. • The first waveform data measured when wavelength axes (SPAN WL/START WL/ STOP WL) were changed according to the measurement conditions. App-28 IM AQ6370D-01EN...
  • Page 400 • When MAX/MIN RESET is set by the parameter, reset is performed by the active trace waveform data. • Reset is performed by the first waveform data that was measured when wavelength axes (SPAN WL/START WL/STOP WL) were changed by measurement conditions. Index App-29 IM AQ6370D-01EN...

  • Page 401: Appendix 5 Details Of Optical Amplifier Analysis Function

    Shot Noise component is included in computation of the NF value. SHOT NOISE ON / OFF Shot Noise component included in computation of the NF value. OFF: Shot Noise component not included in computation of the NF value. App-30 IM AQ6370D-01EN...
  • Page 402 NFi = h x c (SHOT NOISE parameter: OFF) N(λi): Refraction index of the air Speed of light in the vacuum 2.99792458 × 10 [m/s] Planck’s constant 6.6260755 × 10 − [J•s] Perform LOG conversion for Nfi, Gi, and LASEi. App-31 IM AQ6370D-01EN...
  • Page 403 Appendix 5 Details of Optical Amplifier Analysis Function Automatic Parameter Setting Function The AQ6370D provides a fit area/mask area automatic setting function. AUTO-FIX ASE algorithm The fitting algorithm is LINEAR. Since the algorithm is LINEAR, the mask area setting will not be required.

  • Page 404: Appendix 6 Details Of Optical Filter Analysis Function

    AQ6317 series. Items for analysis PEAK LVL: Peak level PEAK WL: Peak wavelength CENTER WL: Center wavelength SPECTRUM WIDTH: Wavelength width at threshold value TH RIPPLE WIDTH: Ripple width CROSS TALK: Cross talk Index App-33 IM AQ6370D-01EN...
  • Page 405 GRID: - Valid only when ALGO is THRESH. CH SPACE 0.00 to 50.00 Setting of channel spacing SEARCH Setting of the analysis range. 0.01 0.01 to 10.00 AREA Valid only when ALGO is GRID. App-34 IM AQ6370D-01EN...
  • Page 406 Unless the parameter “MODE DIFF” is set to a value smaller than uneven portions of a waveform regarded as a ripple, RIPPLE = 0 will result. • RIPPLE = 0 if the parameter setting is “THRESH” < “MODE DIFF” Index App-35 IM AQ6370D-01EN...
  • Page 407 MODE DIFF 00 to 50.0 Valid only when ALGO is THRESH. CH SPACE 0.0 to 50.00 Setting of channel spacing. SEARCH Setting of the range of analysis. 0.01 0.01 to 10.00 AREA Valid only when ALGO is GRID. App-36 IM AQ6370D-01EN...
  • Page 408 Set the difference between the peak level within the range of the reference wavelength ±λSEARCH AREA[nm] and the bottom level within the range of the position ±λCH SPACE[nm] away from the reference wavelength ±λSEARCH AREA[nm] to the cross talk. Index App-37 IM AQ6370D-01EN...
  • Page 409 0.1 to 50.0 XdB pass-band TEST BAND 0.20 0.01 to 99.99 ON / OFF Ripple TEST BAND 0.20 0.01 to 99.99 ON / OFF SPACING 0.80 0.01 to 99.99 Cross Talk TEST BAND 0.20 0.01 to 99.99 App-38 IM AQ6370D-01EN...
  • Page 410 • Reference wavelength: GRID wavelength of each channel. • Peak wavelength/level: Peak wavelength and peak level within the range of GRID wavelength ± (TEST BAND/2) of each channel. Index App-39 IM AQ6370D-01EN...
  • Page 411 Obtain the width (xdB_Width), which is below the peak level LPi of each channel by the parameter THRESH_LEVEL both on the left and on the right, and its center wavelength. The algorithm for analysis is the same as the algorithm THRESH of the spectrum width. App-40 IM AQ6370D-01EN...
  • Page 412 • Perform the bottom search within the range of parameter Test_Band/2 by centering on reference wavelength λi of each channel and obtain the bottom level (LBi). Index • Obtain the width (xdB_pass-band) that is below the bottom level LBi obtained in the above procedure by the parameter THRESH _LEVEL. App-41 IM AQ6370D-01EN...
  • Page 413 Band/2 by centering on the reference wavelength λi of each channel, and obtain the peak level (LP’i) and the bottom level (LB’i). • Use the peak level (LP’i) and bottom level (LB’i) obtained in the above procedure to obtain the ripple from the following equation: Ripple = LP’i − LB’i App-42 IM AQ6370D-01EN...
  • Page 414 • Use the values obtained in the above procedure to obtain the left and right cross talks (XTLi, XTRi) of each channel from the following equations: XTLi = Lbi − LPLi XTRi = Lbi − LPRi Index App-43 IM AQ6370D-01EN...
  • Page 415 0.1 to 50.0 XdB Elimination ban TEST BAND 0.20 0.01 to 99.99 ON / OFF Ripple TEST BAND 0.20 0.01 to 99.99 ON / OFF SPACING 0.80 0.01 to 99.99 Cross Talk TEST BAND 0.20 0.01 to 99.99 App-44 IM AQ6370D-01EN...
  • Page 416 Index wavelengths within the range of analysis shall be the channels. Reference wavelength: GRID wavelength of each channel. Peak wavelength/level: Bottom wavelength and bottom level within the range of GRID wavelength ± (TEST BAND/2) of each channel. App-45 IM AQ6370D-01EN...
  • Page 417 Obtain the width (xdB_Notch_Width) between the two points, which are below the higher point of either the left peak level or the right peak level of each channel by the parameter THRESH_LEVEL, and its center wavelength/frequency (Center_Wavelength). App-46 IM AQ6370D-01EN...
  • Page 418 λi of a channel and obtain the peak level (LPi). • Obtain the width (xdB_Elimination_Wavelength) that is above the peak level LPi Index obtained in the above procedure by the parameter THRESH_LEVEL both on the left and on the right. App-47 IM AQ6370D-01EN...
  • Page 419 Band/2 by centering on reference wavelength λi of each channel, and obtain the peak level (LP’i) and the bottom level (LB’i). • Use the peak level (LP’i)and bottom level (LB’i) obtained in the above procedure to obtain the ripple (Ripple) from the following equation: Ripple = LP’i − LB’i App-48 IM AQ6370D-01EN...
  • Page 420 • Use the values obtained in the above procedures to obtain the left and right cross talks (XTLi, XTRi) of each channel from the following equations: XTLi = LP’’i − LPLi XTRi = LP’’i − LPRi Index App-49 IM AQ6370D-01EN...

  • Page 421: Appendix 7 Soft Key Tree Diagram

    Setting the sweep width as six times the RMS 20 dB width of the active trace measurement waveform (2.2, 5.6) 0 nm sweep screen range measurement time setting (7.11) Setting the current waveform display scale as the measurement scale for the next sweep (2.2, 5.5) App-50 IM AQ6370D-01EN...
  • Page 422 Setting subscale to dB/km (5.3) Setting subscale to % (5.3) Linear subscale bottom setting or offset level settting for LOG (5.3) Optical fiber length setting (5.3) Automatic scaling of subscale (5.3) Position settings in the reference level subscale (5.3) Index App-51 IM AQ6370D-01EN...
  • Page 423 10-1 Edge setting (5.16) 10-2 Delay setting (2.2, 5.16) 10-3 Trigger input mode setting (5.16) 10-4 Trigger output mode setting (5.17) Horizontal axis units setting (5.2) Resolution correction function ON/OFF (5.7) Smoothing (5.19) Fiber connector setting (3.5) App-52 IM AQ6370D-01EN...
  • Page 424 Display scale initialization (6.1) DISPLAY Normal display (6.10) Split display (6.10) Display position setting Display position fixing Label setting (4.3) Noise mask setting (2.3, 6.11) Mask method setting (6.11) Trace clearing (6.12) Turning the display OFF (9.5) Index App-53 IM AQ6370D-01EN...
  • Page 425 Power density display (trace F only) (6.5, 6.8) Trace normalization (trace G only) (6.5, 6.6) Trace curve fitting (trace G only) (6.5, 6.7) Trace peak curve fitting (trace G only) (6.5, 6.7) Trace conditions list display (6.12) App-54 IM AQ6370D-01EN...
  • Page 426 Appendix 7 Soft Key Tree Diagram TRACE(MORE 2/2) Copy trace (6.12) Copy source trace setting (6.12) Copy target trace setting (6.12) Execute copy (6.12) Trace clearing (6.12) Index App-55 IM AQ6370D-01EN...
  • Page 427 L2 (6.13, 7.13) (For both the PEAK SEARCH and ANALYSIS menus) Setting the peak search, bottom search, and analysis function ranges to within the zoom range (6.13, 7.13) (For both the PEAK SEARCH and ANALYSIS menus) Sweep between line markers (5.14) App-56 IM AQ6370D-01EN...
  • Page 428 Setting the peak search, bottom search, and analysis function ranges to within the zoom range (6.13, 7.13) (For both the MARKER and ANALYSIS menus) Switching between the single and multi peak/bottom searches (6.13, 6.14) Setting the threshold and sort order of the multi search (6.14) Index App-57 IM AQ6370D-01EN...
  • Page 429 L1 and L2 (6.13, 7.13) (For both the MARKER and PEAK SEARCH menus) Setting the peak search, bottom search, and analysis function ranges to within the zoom range (6.13, 7.13) (For both the MARKER and PEAK SEARCH menus) App-58 IM AQ6370D-01EN...
  • Page 430 Appendix 7 Soft Key Tree Diagram MEMORY Temporarily saving a trace (8.2) Loading temporarily saved trace (8.2) Clearing temporarily saved traces (8.2) Displaying temporarily saved traces in a list (8.2) Changing list display contents (8.2) Index App-59 IM AQ6370D-01EN...
  • Page 431 Setting the target storage device (8.9) Deleting a file (8.9) Copying a file (8.9) 6-3-1 Setting the paste destination (8.9) 6-3-2 File name when saving to separate name (8.9) Renaming (8.9) Creating a directory (8.9) Sorting a file (8.9) File selection (8.9) App-60 IM AQ6370D-01EN...
  • Page 432 Switching the cursor target window (8.3) (setting the source/destination memory number) Setting the data format (8.3) Switching the MEMORY list display contents (8.3) Setting the MEMORY data loading source (8.3) Switching the cursor target window (8.3) (setting the source/destination load file) Index App-61 IM AQ6370D-01EN...
  • Page 433 Setting the save destination for program data (8.7) Entering a file name (8.7) Switching the cursor target window (8.7) (setting the source/destination program number) Setting the loading source for program data (8.7) Switching the cursor target window (8.7) (setting the source/destination load file) App-62 IM AQ6370D-01EN...
  • Page 434 Setting the loading destination for template data (7.12, 8.9) LOGGING Sets the logging data save destination (8.10) Sets the file name (8.10) Sets the logging data to save (8.10) Sets the logging data load source (8.10) Index App-63 IM AQ6370D-01EN...
  • Page 435 Pasting (inserting) 2-2-6-2 Pasting (overwriting) 2-2-7 Printing program lists Copying programs 2-3-1 Overwriting 2-3-2 Copying and adding contents (merge) Deleting programs OUTPUT WINDOW display OUTPUT WINDOW print out Closing the OUTPUT WINDOW Executing programs registered to soft keys App-64 IM AQ6370D-01EN...
  • Page 436 Sets the table data value display mode (7.15) 2-4-8 Sets the reference value for displaying relative values of the table data (7.15) Deletes logging data (7.15) Displays waveform data while data logging is in progress (7.15) Saves logging data (7.15) Loads logging data (7.15) App-65 IM AQ6370D-01EN...
  • Page 437 Setting the frequency Spacing (7.10) 7-2-4 Setting channel point wavelength (7.10) 7-2-5 Inserting channel points (7.10) 7-2-6 Deleting channel points (7.10) 7-2-7 Finalizing input values (7.10) Setting the grid table reference wavelength (7.10) Registering user keys (9.1) App-66 IM AQ6370D-01EN...
  • Page 438 RS-232 interface settings (see IM AQ6370C-17EN) Ethernet interface settings (see IM AQ6370C-17EN) Setting the trigger input mode (5.16) Setting the trigger output mode (5.17) Auto offset ON/OFF (9.5) Remote monitor (9.5) Sets directory sharing (9.5) Firewall ON/OFF (9.5) Index App-67 IM AQ6370D-01EN...
  • Page 439 Displaying the serial number, Ethernet port MAC address, and other items (9.7) 10-2 Displaying, clearing, and saving the system log to USB memory (9.7) Setting the resolution correct mode (9.5 AQ6370D R02.01 or later) Performs rms resolution calibration (3.8) 12-1 Executes calibration (3.8) 12-2 Clears the calibration value (3.8)

  • Page 440: Appendix 8 End User License Agreement

    Appendix 8 END USER LICENSE AGREEMENT • You have acquired a device (“DEVICE”) that includes software licensed by YOKOGAWA TEST & MEASUREMENT CORPORATION from Microsoft Licensing Inc. or its affiliates (“MS”). Those installed software products of MS origin, as well as associated media, printed materials, and “online”...
  • Page 441 Restricted Functionality. You are licensed to use the SOFTWARE to provide only the limited functionality (specific tasks or processes) for which the DEVICE has been designed and marketed by YOKOGAWA TEST & MEASUREMENT CORPORATION. This license specifically prohibits any other use of the software programs or functions, or inclusion of additional software programs or functions, on the DEVICE.
  • Page 442 Appendix 8 END USER LICENSE AGREEMENT YOKOGAWA TEST & MEASUREMENT CORPORATION, MS, Microsoft Corporation and their affiliates reserve the right to discontinue any Internet-based services provided to you or made available to you through the use of the SOFTWARE. This EULA does not grant you any rights to use the Windows Media Format Software Development Kit (“WMFSDK”) components contained in the SOFTWARE to develop a software application that uses Windows Media technology.
  • Page 443 Colors ................... 4-7 HOLD.................. 6-44 Connector Adapter..............3-4 Horizontal Axis ..............5-2 COPY ................... 1-4 HRZN .................. 6-46 Copying Traces..............6-47 CSV ................8-17, 8-39 CSV Data Format ............... 8-18 Current Display ..............7-79 Curve Fit ................2-8 Index-1 IM AQ6370D-01EN...
  • Page 444 Single Search ..............6-49 Notch Width Measurement ........7-4, App-9 Single Sweep................ 2-2 Number of Vertical Axis Divisions ......... 5-4 Smoothing ................5-49 Numerical Aperture (NA) ............ 7-58 SMPL TRIG ................ 5-46 Numeric keypad............. 1-5, 4-5 SMSR ................2-12, 7-7 Index-2 IM AQ6370D-01EN...
  • Page 445 Units for the Vertical Axis ............5-4 Updating a Waveform ............6-8 Upper Limit Line Judgment..........7-48 Upper Trace ................ 6-43 USB Mouse ................ 2-14 Index USB Storage Devices ............3-6 USB Storage Media .............. 8-1 USER..................1-4 Index-3 IM AQ6370D-01EN...

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