Tektronix MSO2024B User Manual
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Tektronix MSO2024B User Manual

Mso2000b series; dpo2000b series
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MSO2000B and DPO2000B Series
Oscilloscopes
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  • Page 1 MSO2000B and DPO2000B Series Oscilloscopes User Manual *P077072400* 077-0724-00...
  • Page 3 MSO2000B and DPO2000B Series Oscilloscopes User Manual www.tek.com 077-0724-00...
  • Page 4 Copyright © Tektronix. All rights reserved. Licensed software products are owned by Tektronix or its subsidiaries or suppliers, and are protected by national copyright laws and international treaty provisions. Tektronix products are covered by U.S. and foreign patents, issued and pending. Information in this publication supersedes that in all previously published material.
  • Page 5 Warranty Tektronix warrants that the product will be free from defects in materials and workmanship for a period of five (5) years from the date of original purchase from an authorized Tektronix distributor. If the product proves defective during this warranty period, Tektronix, at its option, either will repair the defective product without charge for parts and labor, or will provide a replacement in exchange for the defective product.
  • Page 6 Warranty Tektronix warrants that this product will be free from defects in materials and workmanship for a period of one (1) year from the date of shipment. If any such product proves defective during this warranty period, Tektronix, at its option, either will repair the defective product without charge for parts and labor, or will provide a replacement in exchange for the defective product.
  • Page 7 Warranty Tektronix warrants that the product will be free from defects in materials and workmanship for a period of one (1) year from the date of original purchase from an authorized Tektronix distributor. If the product proves defective during this warranty period, Tektronix, at its option, either will repair the defective product without charge for parts and labor, or will provide a replacement in exchange for the defective product.

  • Page 9: Table Of Contents

    Table of Contents Table of Contents General safety summary ......................Compliance Information ..
  • Page 10 Table of Contents Trigger Setup ......................... Triggering Concepts.

  • Page 11: General Safety Summary

    General safety summary General safety summary Review the following safety precautions to avoid injury and prevent damage to this product or any products connected to it. To avoid potential hazards, use this product only as specified. Only qualified personnel should perform service procedures. To avoid fire or personal injury Use proper power cord.
  • Page 12 General safety summary Terms in this manual These terms may appear in this manual: WARNING. Warning statements identify conditions or practices that could result in injury or loss of life. CAUTION. Caution statements identify conditions or practices that could result in damage to this product or other property. Symbols and terms on the product These terms may appear on the product: DANGER indicates an injury hazard immediately accessible as you read the marking.

  • Page 13: Compliance Information

    EN 61000-3-2:2006. AC power line harmonic emissions EN 61000-3-3:1995. Voltage changes, fluctuations, and flicker European Contact. Tektronix UK, Ltd. Western Peninsula Western Road Bracknell, RG12 1RF United Kingdom This product is intended for use in nonresidential areas only. Use in residential areas may cause electromagnetic interference.
  • Page 14 Compliance Information CISPR 11:2003. Radiated and Conducted Emissions, Group 1, Class A, in accordance with EN 61326-1:2006 and EN 61326-2-1:2006. MSO2000B and DPO2000B Series Oscilloscopes User Manual...

  • Page 15: Safety Compliance

    Compliance Information Safety Compliance EC Declaration of Conformity – Low Voltage Compliance was demonstrated to the following specification as listed in the Official Journal of the European Communities: Low Voltage Directive 2006/95/EC. EN 61010-1: 2001. Safety requirements for electrical equipment for measurement control and laboratory use. U.S.

  • Page 16: Pollution Degree

    Compliance Information Pollution Degree Pollution Degree 2 (as defined in IEC 61010-1). Note: Rated for indoor use only. Installation (Overvoltage) Category Descriptions Terminals on this product may have different installation (overvoltage) category designations. The installation categories are: Measurement Category IV. For measurements performed at the source of low-voltage installation. Measurement Category III.

  • Page 17: Environmental Considerations

    This symbol indicates that this product complies with the applicable European Union requirements according to Directives 2002/96/EC and 2006/66/EC on waste electrical and electronic equipment (WEEE) and batteries. For information about recycling options, check the Support/Service section of the Tektronix Web site (www.tektronix.com).

  • Page 18: Preface

    Preface Preface This manual describes the installation and operation of the following oscilloscopes: MSO2024B MSO2022B MSO2014B MSO2012B MSO2004B MSO2002B DPO2024B DPO2022B DPO2014B DPO2012B DPO2004B DPO2002B Key Features MSO2000B and DPO2000B series oscilloscopes can help you verify, debug, and characterize electronic designs. Key...

  • Page 19: Conventions Used In This Manual

    Preface Conventions Used in This Manual The following icons are used throughout this manual. Front panel power Network Sequence Step Connect power MSO2000B and DPO2000B Series Oscilloscopes User Manual...
  • Page 20 Preface MSO2000B and DPO2000B Series Oscilloscopes User Manual...

  • Page 21: Installation

    Before Installation Unpack the oscilloscope and check that you received all items listed as standard accessories. The following pages list recommended accessories and probes, instrument options, and upgrades. Check the Tektronix Web site (www.tektronix.com) for the most current information. Standard Accessories...
  • Page 22 Installation Standard Accessories (cont.) Tektronix part Accessory Description number Power cord North America (Option A0) 161-0348-00 161-0343-00 Universal Euro (Option A1) United Kingdom (Option A2) 161-0344-00 Australia (Option A3) 161-0346-00 Switzerland (Option A5) 161-0347-00 Japan (Option A6) 161-0342-00 161-0341-00 China (Option A10)

  • Page 23: Optional Accessories

    0.1 inch header pins TekVPI probes that work Visit the Oscilloscope Probe and Accessory Selector with MSO/DPO2000B Series Tool on the Tektronix website at www.tektronix.com. oscilloscopes Note: These probes require the use of the TekVPI external power adapter listed below.
  • Page 24 MSO/DPO2000B and MSO/DPO2000 series Oscilloscopes Application Module oscilloscopes Installation The MSO2000B and DPO2000B series oscilloscopes work with multiple optional probes. (See page 8, Connecting Probes.) Check the Tektronix Web site (www.tektronix.com) for the most current information. Related Documentation Accessory Description Tektronix part number...

  • Page 25: Operating Considerations

    Installation Operating Considerations MSO2000B and DPO2000B Series Oscilloscopes Power Supply Input Voltage: 100 V to 240 V ± 10% Power Supply Input Power Frequency: 50/60 Hz at 100 V to 240 V 400 Hz at 115 V Power Consumption: 80 W maximum Weight: 3.6 kg (7 lbs 14 oz), stand-alone oscilloscope Height, including the feet but not the handle: 175 mm (6.885 inch)
  • Page 26 Installation Random Vibration: Operating: 0.31 G , 5 - 500 Hz, 10 minutes per axis, 3 axes (30 minutes total) Non-operating: 2.46 G , 5 - 500 Hz, 10 minutes per axis, 3 axes (30 minutes total) Pollution Degree: 2, Indoor use only CAUTION.
  • Page 27 Installation Humidity: 5% to 95% relative humidity Cleaning Inspect the oscilloscope and probes as often as operating conditions require. To clean the exterior surface, perform the following steps: 1. Remove loose dust on the outside of the oscilloscope and probes with a lint-free cloth. Use care to avoid scratching the clear glass display filter.

  • Page 28: Connecting Probes

    Installation Connecting Probes The oscilloscope supports probes with the following: 1. Tektronix Versatile Probe Interface (TekVPI) These probes support two-way communication with the oscilloscope through on-screen menus and remotely through programmable support. The remote control is useful in applications like an ATE (automated test environment) where you want the system to preset probe parameters.

  • Page 29: Securing The Oscilloscope

    Installation Securing the Oscilloscope 1. Use a standard laptop computer style security lock to secure your oscilloscope to your location. This photo also shows the optional DPO2CONN module installed. The module provides an Ethernet port and a Video Out port for the oscilloscopes. MSO2000B and DPO2000B Series Oscilloscopes User Manual...

  • Page 30: Powering On The Oscilloscope

    Installation Powering On the Oscilloscope Ground the Oscilloscope and Yourself Before pushing the power switch, connect the oscilloscope to an electrically neutral reference point, such as earth ground. Do this by plugging the three-pronged power cord into an outlet grounded to earth ground. Grounding the oscilloscope is necessary for safety and to take accurate measurements.

  • Page 31: Powering Off The Oscilloscope

    Installation Powering Off the Oscilloscope To power off the oscilloscope and remove the power cord: Functional Check Perform this quick functional check to verify that your oscilloscope is operating correctly. 1. Connect the oscilloscope power cable as described in Powering On the Oscilloscope.

  • Page 32: Compensating A Passive Voltage Probe

    Installation 3. Connect the TPP0200/TPP0100 probe tip and reference lead to the PROBE COMP connectors on the oscilloscope. 4. Push Default Setup. 5. Push Autoset. The screen should now display a square wave, approximately 5 V at 1 kHz. NOTE. For best performance, it is recommended that you set the Vertical scale to 1 V.

  • Page 33: Application Module Free Trial

    Installation 3. If necessary, adjust your probe. Repeat as needed. Quick Tips Use the shortest possible ground lead and signal path to minimize probe-induced ringing and distortion on the measured signal. Signal with a short ground lead Signal with a long ground lead Application Module Free Trial A 30-day free trial is available for all application modules not installed in your oscilloscope.

  • Page 34: Installing An Application Module

    Installation Installing an Application Module CAUTION. To avoid damage to the oscilloscope or application module, observe ESD (electrostatic discharge) precautions. (See page 10, Powering On the Oscilloscope.) Turn off the oscilloscope power while removing or adding an application module. (See page 11, Powering Off the Oscilloscope.) Optional application module packages extend the capability of your oscilloscope.

  • Page 35: Changing The Date And Time

    Installation 5. Turn multipurpose knob a and select the desired language. Choose among: English, French, German, Italian, Spanish, Brazilian Portuguese, Russian, Japanese, Korean, Simplified Chinese, and Traditional Chinese. 6. If you choose to use English, be sure that the plastic front-panel overlay is removed. If you choose a language other than English, place the plastic overlay for the language that you desire over the front panel to display...
  • Page 36 Installation 3. Turn multipurpose knob a and select Config. System Language Set Date & TekSecure About Time English Config Erase Memory 4. Push Set Date & Time. 5. Push the side-bezel buttons and use Set Date & Time multipurpose knobs a and b to set the Day, Month, Year, Hour, and Minute values.

  • Page 37: Signal Path Compensation

    Installation Signal Path Compensation Signal Path Compensation (SPC) corrects for DC inaccuracies caused by temperature variations and/or long-term drift. You should run the SPC whenever the ambient temperature has changed by more than 10 °C or once a week if you use vertical settings of 5 mV per division or less.

  • Page 38: Upgrading Firmware

    Service personnel use the factory calibration functions to calibrate the internal voltage references of the oscilloscope using external sources. Refer to your Tektronix field office or representative for assistance with factory calibration. NOTE. Signal Path Compensation does not include calibration to the probe tip. (See page 12, Compensating a Passive Voltage Probe.)
  • Page 39 Installation 2. Power off your oscilloscope. 3. Insert the USB flash drive into the front-panel USB port on your oscilloscope. 4. Power on the oscilloscope. The oscilloscope automatically recognizes and installs the replacement firmware. If the oscilloscope does not install the firmware, rerun the procedure.
  • Page 40 Installation 5. Power off the oscilloscope and remove the USB flash drive. 6. Power on the oscilloscope. 7. Push Utility. 8. Push Utility Page. Utility Page MSO2000B and DPO2000B Series Oscilloscopes User Manual...

  • Page 41: Connecting Your Oscilloscope To A Computer

    To set up VISA communications between your oscilloscope and a computer: 1. Load the VISA drivers on your computer. You will find the drivers on the appropriate CD that comes with your oscilloscope or at the Tektronix software finder Web page (www.tektronix.com). MSO2000B and DPO2000B Series Oscilloscopes User Manual...
  • Page 42 Installation 2. Connect the oscilloscope to your computer with the appropriate USB or Ethernet cable. NOTE. You need a DPO2CONN module to make the Ethernet connection. To communicate between the oscilloscope and a GPIB system, connect the oscilloscope to the TEK-USB-488 GPIB-to-USB Adapter with a USB cable.
  • Page 43 Installation 7. To use Ethernet, push Ethernet Network Settings. 8. On the side-bezel menu, if you are on a Change Instrument DHCP Ethernet network and using a through Settings cable, set DHCP to On. If you are using a cross-over cable, set it to Off and set a hard coded TCPIP address.
  • Page 44 Installation To set up e*Scope communications between your oscilloscope and a Web browser running on a remote computer: 1. Connect the oscilloscope to your computer network with the appropriate Ethernet cable. NOTE. You need a DPO2CONN module to make the Ethernet connection. If you are connecting directly to your computer, you need a Crossover Ethernet Cable.

  • Page 45: Connecting A Usb Keyboard To Your Oscilloscope

    Installation 8. Start your browser on your remote computer. In the browser address line, enter the IP address or, if DHCP is set to On in the oscilloscope, simply enter the instrument name. You should now see the e*Scope screen showing the oscilloscope display on your Web browser. If e*Scope does not work, rerun the procedure.

  • Page 46: Getting Acquainted With The Oscilloscope

    Getting Acquainted with the Oscilloscope Getting Acquainted with the Oscilloscope Front-Panel Menus and Controls The front panel has buttons and controls for the functions that you use most often. Use the menu buttons to access more specialized functions. Using the Menu System To use the menu system: 1.
  • Page 47 Getting Acquainted with the Oscilloscope 3. Push a side-bezel button to choose a side-bezel menu item. If the menu item contains more than one choice, push the side-bezel button repeatedly to cycle through the choices. If a pop-out menu appears, turn multipurpose knob a to select the desired choice.
  • Page 48 Getting Acquainted with the Oscilloscope 5. Certain menu choices require you to set a numeric value to complete the setup. Use the upper and lower multipurpose knobs a and b to adjust values. 6. Push Fine to turn off or on the ability to make smaller adjustments.
  • Page 49 Getting Acquainted with the Oscilloscope 9. Channel 1, 2, 3, or 4 Menu. Push to set vertical parameters for input waveforms and to display or remove the corresponding waveform from the display. MSO2000B and DPO2000B Series Oscilloscopes User Manual...
  • Page 50 Getting Acquainted with the Oscilloscope 10. B1 or B2. Push to define and display a serial bus if you have the appropriate module application keys. The DPO2AUTO module supports CAN and LIN buses. The DPO2EMBD module supports I C and SPI. The DPO2COMP module supports RS-232, RS-422, RS-485, and UART buses.
  • Page 51 Getting Acquainted with the Oscilloscope 3. Select. Push to activate special functions. For example, when using the two vertical cursors (and no horizontal ones are visible), you can push this button to link or unlink the cursors. When the two vertical and two horizontal cursors are both visible, you can push this button to make either the vertical cursors or the...
  • Page 52 Getting Acquainted with the Oscilloscope 12. ← Prev. Push to jump to the previous waveform mark. 13. Set/Clear Mark. Push to establish or delete a waveform mark. 14. → Next. Push to jump to the next waveform mark. 15. Horizontal Position. Turn to adjust the trigger point location relative to the acquired waveforms.
  • Page 53 Getting Acquainted with the Oscilloscope 24. Vertical Scale. Turn to adjust the vertical scale factor of the corresponding waveform (volts/division). 25. Print. Push to print to a PictBridge printer. 26. Power switch. Push to power on or off the oscilloscope. 27.
  • Page 54 Getting Acquainted with the Oscilloscope Identifying Items in the Display The items shown to the right may appear in the display. Not all of these items are visible at any given time. Some readouts move outside the graticule area when menus are turned off.
  • Page 55 Getting Acquainted with the Oscilloscope 3. The trigger position icon shows where the trigger occurred in the acquisition. 4. The expansion point icon (an orange triangle) shows the point that the horizontal scale expands and compresses around. 5. The waveform record view shows the trigger location relative to the waveform record.
  • Page 56 Getting Acquainted with the Oscilloscope 9. The trigger readout shows the trigger source, slope, level, and frequency for an Edge trigger. The trigger readouts for other trigger types show other parameters. 10. The horizontal position/scale readout shows on the top line the horizontal scale (adjust with the Horizontal Scale knob).
  • Page 57 Getting Acquainted with the Oscilloscope 14. For digital channels (MSO2000B series only), the baseline indicators label the channel, and point to the high and low levels. The colors follow the color code used on resistors. The D0 indicator is black, the D1 indicator is brown, the D2 indicator is red, and so on.

  • Page 58: Front-Panel Connectors

    6. Application Module Slots. Side-Panel Connector 1. TekVPI external power supply connector. Use the connector for the TekVPI external power supply (Tektronix part number 119‑7465‑XX) when additional power is needed for TekVPI probes. MSO2000B and DPO2000B Series Oscilloscopes User Manual...

  • Page 59: Rear-Panel Connectors

    Getting Acquainted with the Oscilloscope Rear-Panel Connectors 1. LAN. Use the LAN (Ethernet) port (RJ-45 connector) to connect the oscilloscope to a 10/100 Base-T local area network. The port is available on the optional connectivity module (DPO2CONN). 2. Lock. Use to secure the oscilloscope and optional connectivitiy module.

  • Page 60: Acquire The Signal

    Acquire the Signal Acquire the Signal This section describes concepts of and procedures for setting up the oscilloscope to acquire the signal as you want it to. Setting Up Analog Channels Use front-panel buttons and knobs to set up your oscilloscope to acquire signals using the analog channels. 1.
  • Page 61 Acquire the Signal 5. Push the desired channel button. Then adjust the vertical position and scale. 6. Adjust the horizontal position and scale. The horizontal position determines the number of pretrigger and posttrigger samples. The horizontal scale determines the size of the acquisition window relative to the waveform.
  • Page 62 Acquire the Signal 2. Push a lower-bezel button to create a label, Label such as for channel 1 or B1. 3. Turn multipurpose knob b to scroll through the list to find a suitable label. You can edit the label after you insert it if necessary. 4.

  • Page 63: Using The Default Setup

    Acquire the Signal 7. Push Select or Enter Character to let the oscilloscope know that you have picked the proper character to use. You can use the lower-bezel buttons to edit Enter Back Delete Clear Character Space the label as needed. 8.

  • Page 64: Using Autoset

    Acquire the Signal Using Autoset Autoset adjusts the oscilloscope (acquisition, horizontal, trigger, and vertical controls) such that it displays four or five waveform cycles for analog channels with the trigger near the middle level, and ten cycles for digital channels. Autoset works with both the analog and digital channels.

  • Page 65: Acquisition Concepts

    Acquire the Signal 4. Select the desired side-bezel setting. Autoset Enabled Autoset Disabled Quick Tips To position the waveform appropriately, Autoset may change the vertical position. Autoset always sets vertical offset to 0 V. If you use Autoset when no channels are displayed, the oscilloscope turns on channel one (1) and scales it. If you use Autoset and the oscilloscope detects a video signal, the oscilloscope automatically sets the trigger type to video and makes other adjustments to display a stable video signal.

  • Page 66: Waveform Record

    Acquire the Signal Real-Time Sampling MSO2000B and DPO2000B series Record points oscilloscopes use real-time sampling. In real-time sampling, the oscilloscope digitizes all of the points it acquires using a single trigger event. Sampling rate Waveform Record The oscilloscope builds the waveform record through the use of the following parameters: Sample interval: The time between recorded sample points.

  • Page 67: How The Analog Acquisition Modes Work

    Acquire the Signal How the Analog Acquisition Modes Work FilterVu Noise Filter Foreground mode retains the first sampled point from each acquisition interval. This mode is also called Sample in other oscilloscopes. This is the default mode. FilterVu Glitch Capture Background mode uses the highest and lowest of all the samples contained in two consecutive acquisition intervals.
  • Page 68 Acquire the Signal 3. Set the Average acquisition mode from the Average side-bezel menu. You can chose how many Average samples on which to average: 2, 4, 8, 16, |Off 32, 64, 128, 256, or 512. 4. Turn multipurpose knob a to set the number of waveforms to average over.

  • Page 69: Using Roll Mode

    Acquire the Signal Using Roll Mode Roll mode gives a display similar to a strip chart recorder for low-frequency signals. Roll mode lets you see acquired data points without waiting for the acquisition of a complete waveform record. Roll mode is enabled when the trigger mode is auto and the horizontal scale is set to 40 ms/division or slower. Quick Tips Roll mode is disabled when you switch to Average acquisition mode, use digital channels, use math waveforms, turn on a bus, switch to Normal trigger, or set the horizontal scale to 20 ms per division or faster.
  • Page 70 Acquire the Signal 2. Push Trigger Menu and enter trigger parameters. (See page 67, Choosing a Trigger Type.) You can display bus information without triggering on the bus signal. Setting Up Bus Parameters NOTE. For all serial bus sources, use any combination of channels 1 through 4, and D15 through D0. To trigger on serial or parallel bus conditions, refer to Triggering on Buses.
  • Page 71 Acquire the Signal To set up bus parameters: 1. Push B1 or B2 to bring up the lower-bezel bus menu. 2. Push Bus. Turn multipurpose knob a to Define Thresholds B1 Label Event Inputs Parallel Display Table Parallel scroll through the list of bus types and select the desired bus: Parallel (MSO2000B series only), I C, SPI, CAN, RS-232, or LIN.
  • Page 72 Acquire the Signal 4. Push Thresholds. Define Thresholds B1 Label Event Parallel Display Table Inputs Parallel You can set the threshold for all channels in the parallel or serial bus from a list of preset values. The values are based on common types of integrated circuits.
  • Page 73 Acquire the Signal 6. Push Bus Display and use the side-bezel menu to define how to display the parallel or serial bus. Push the desired side-bezel menu choice to Binary display the bus data in hex, binary, or ASCII (RS-232 only) format. ASCII 7.
  • Page 74 Acquire the Signal To acquire data from an I C bus, you need to also set up these items: 1. If you select I2C, push Define Inputs and Define Thresholds Include B1 Label Event Inputs R/W in Display Table the desired side-bezel menu choices. Address You can assign the predefined SCLK Input or SDA Input to the channel connected to...
  • Page 75 Acquire the Signal To acquire data from an SPI bus, you need to also set up these items: 1. If you selected SPI, push Define Inputs and Define Thresholds Configure B1 Label Event Inputs Display Table the desired side-bezel menu choices. You can set the Framing to SS (Slave Select) or to Idle Time.
  • Page 76 Acquire the Signal 2. Turn multipurpose knob a to select the CAN Input channel connected to the CAN bus source. (a) 1 3. Turn multipurpose knob a to select the type of Signal Type CAN signal to match the source of the CAN CAN_H bus: CAN_H, CAN_L, Rx, Tx, or Differential.
  • Page 77 Acquire the Signal 6. Push Bit Rate, and turn multipurpose knob a Bit Rate to select from the list of predefined bit rates. 19.2K bps Alternately, you can set the bit rate to a specific value. To do so, select Custom, and then turn multipurpose knob b to set the bit rate from 800 bps to 100000 bps.
  • Page 78 Acquire the Signal Physical Layer Bus Activity Oscilloscope waveform traces from analog channels 1 to 4, digital channels D15 to D0, and the traces you see when you choose to display a bus always show the physical layer bus activity. In the physical layer display, bits that were transmitted earlier are to the left, and bits that were transmitted later are to the right.

  • Page 79: Setting Up Digital Channels (Mso2000B Series Only)

    Acquire the Signal Setting Up Digital Channels (MSO2000B Series Only) Use front-panel buttons and knobs to set up your oscilloscope to acquire signals using the digital channels available only on MSO2000B models. 1. Connect the P6316 digital probe to the input signal source.

  • Page 80: Reducing Unwanted Noise With Filtervu

    Acquire the Signal 7. Turn multipurpose knob a to scroll through the list of digital channels. Turn multipurpose knob b to position the selected channel. As you position channels close to each other on the display, the oscilloscope groups the channels, and adds the group to the pop-up list.
  • Page 81 Acquire the Signal FilterVu, Bandwidth Limit, and Averaging You can use FilterVu, Bandwidth Limits, or Average mode to reduce noise in your signal. Each has benefits. NOTE. FilterVu does not apply to triggering. To reduce the effects of noise on your signal while triggering, use Bandwidth Limits or use Coupling settings.

  • Page 82: Using Filtervu

    Acquire the Signal Search uses the glitch capture background, when available. This lets you better search for spikes and other anomalies. Serial bus decode uses a full-resolution sample (foreground) waveform. When filtering is active, that waveform might not be filtered to the chosen frequency. Using FilterVu By default, the noise filter cutoff frequency is set to the full bandwidth of the oscilloscope when you use FilterVu.
  • Page 83 Acquire the Signal 3. Push Glitch Capture Background to turn Glitch Capture off the background waveform that contains Back- the higher frequency components of the ground signal. |Off With Glitch Capture set to Off, the oscilloscope displays only the noise filter (foreground) waveform.

  • Page 84: Trigger Setup

    Trigger Setup Trigger Setup This section contains concepts and procedures for setting up the oscilloscope to trigger on your signal. Triggering Concepts Trigger Event The trigger event establishes the time-reference point in the waveform record. All waveform record data is located in time with respect to that point.

  • Page 85: Trigger Holdoff

    Trigger Setup Trigger Holdoff Adjust holdoff to obtain stable triggering when the oscilloscope is triggering on undesired trigger events. Trigger holdoff can help stabilize triggering, since the oscilloscope does not recognize new triggers during the holdoff time. When the oscilloscope recognizes a trigger event, it disables the trigger system until acquisition is complete.

  • Page 86: Slope And Level

    Trigger Setup 1. Adjust the position (delay) time by rotating the Horizontal Position knob. 2. Turn the horizontal Scale knob to acquire the detail that you need around the position (delay) expansion point. The part of the record that occurs before the trigger is the pretrigger portion. The part that occurs after the trigger is the posttrigger portion.

  • Page 87: Choosing A Trigger Type

    Trigger Setup Choosing a Trigger Type To select a trigger: 1. Push Trigger Menu. 2. Push Type to bring up the list of Trigger Types. NOTE. The bus trigger in the MSO2000B series works on parallel buses even without an application module.

  • Page 88: Selecting Triggers

    Trigger Setup Selecting Triggers Trigger type Trigger conditions Edge Trigger on a rising or falling edge, as defined by the slope control. Coupling choices are DC, LF Reject, HF Reject, and Noise Reject. Edge triggers are the simplest and most commonly used trigger type, with both analog and digital signals.
  • Page 89 Trigger Setup Trigger type Trigger conditions Setup and Hold Trigger when a logic data input changes state inside of the setup or hold time relative to a clock edge. Setup is the amount of time that data should be stable and not change before a clock edge occurs.

  • Page 90: Triggering On Buses

    Trigger Setup Triggering on Buses You can use your oscilloscope to trigger on CAN, I C, SPI, RS-232, RS-422, RS-485, UART, and LIN buses, if you have the appropriate DPO2AUTO, DPO2EMBD, or DPO2COMP application module installed. The MSO2000B series can trigger on parallel buses without an application module.
  • Page 91 Trigger Setup 6. Push Trigger On and turn multipurpose knob a to scroll through the side-bezel menu until you select the desired trigger on feature. If you are using the parallel bus trigger, you can trigger on a binary or hex data value. Push the lower-bezel Data button and enter the parameters of interest with multipurpose knobs a and b.
  • Page 92 Trigger Setup If you have made a Trigger On selection of Data or Address/Data, push the lower-bezel Data button to access the I Data side-bezel menu. Push the Number of Bytes button and enter the number of bytes with multipurpose knob a.
  • Page 93 Trigger Setup 10. If you are setting up an RS-232 trigger and have made a Trigger On selection of Tx Data or Rx Data, push the lower-bezel Data button. Push the Number of Bytes button and enter the number of bytes with multipurpose knob a.
  • Page 94 Trigger Setup 11. If you are setting up an LIN trigger and have made a Trigger On selection of Identifier, Data, or Identifier & Data, push the lower-bezel Identifier or Data buttons and enter the parameters of interest on the resulting side-bezel menu.

  • Page 95: Checking Trigger Settings

    Trigger Setup Checking Trigger Settings To quickly determine the settings of some key trigger parameters, check the Trigger readout at the bottom of the display. The Edge trigger readout readouts differ for edge and the advanced triggers. 1. Trigger source = channel 1. 2.

  • Page 96: Display Waveform Data

    Display Waveform Data Display Waveform Data This section contains concepts and procedures for displaying the acquired waveform. Adding and Removing a Waveform 1. To add or remove a waveform from the display, push the corresponding front-panel channel button or the D15-D0 button.

  • Page 97: Setting The Graticule Style

    Display Waveform Data Waveform Display 3. Push Persist Time, and turn multipurpose Persist Time knob a to have waveform data remain on (a) Auto screen for a user-specified amount of time. 4. Push Set to Auto to have the oscilloscope Set to Auto automatically determine a persistence time for you.

  • Page 98: Setting The Lcd Backlight

    Display Waveform Data 3. Turn multipurpose knob a and select Utility Backlight Graticule Screen Page Intensity Annotation Display. Full Display High 4. Push Graticule from the lower-bezel menu. 5. Select the desired style from the resulting side-bezel menu. Use the Full graticule for quick estimates of waveform parameters.

  • Page 99: Setting Waveform Intensity

    Display Waveform Data 3. Turn multipurpose knob a and select Utility Backlight Graticule Screen Page Intensity Annotation Display. Full Display High 4. Push Backlight Intensity. 5. Select the intensity level from the resulting Backlight Intensity side-bezel menu. Choices are: High, Medium, and Low.

  • Page 100: Scaling And Positioning A Waveform

    Display Waveform Data 4. Push Intensity again to clear the intensity readout from the display. Scaling and Positioning a Waveform Use the horizontal controls to adjust the time base, adjust the trigger point, and to examine waveform details more closely. You can also use the Wave Inspector Pan and Zoom controls to adjust the display of waveforms.

  • Page 101: Setting Input Parameters

    Display Waveform Data Quick Tips Preview. If you change the Position or Scale controls when the acquisition is stopped or when it is waiting for the next trigger, the oscilloscope rescales and repositions the relevant waveforms in response to the new control settings. It simulates what you will see when you next push the RUN button.
  • Page 102 Display Waveform Data 5. Push Label to create a label for the channel. (See page 41, Labeling Channels and Buses.) 6. Push Probe Setup to define probe parameters. On the resulting side-bezel menu: Select Voltage or Current to set the probe type for probes that do not have the TekProbe II or TekVPI interface.
  • Page 103 Display Waveform Data 8. Select Fine Scale to enable multipurpose Fine Scale knob a to make fine vertical scale adjustments. 9. Select Offset to enable multipurpose knob a Offset to make vertical offset adjustments. On the side-bezel menu, choose Set to 0 V to set the vertical offset to 0 V.

  • Page 104: Positioning And Labeling Bus Signals

    Display Waveform Data Positioning and Labeling Bus Signals After you set up a serial or parallel bus, you can position and label the bus signals. (See page 49, Setting Up a Serial or Parallel Bus.) To position bus signals, follow these steps: 1.
  • Page 105 Display Waveform Data 2. Push the lower-bezel D15–D0 On/Off menu D15 – D0 Thresholds Edit Labels Height On/Off item. | M L 3. Push Select, and turn multipurpose knob a Select (a) D0 to select a channel from the list. Then push (b) 1.04 div Display to turn on (or turn off) the waveform.
  • Page 106 Display Waveform Data 4. Turn multipurpose knob b to move the selected channel or group. NOTE. The display of the channel (or group) only moves after you stop rotating the knob. To scale and label digital channels, follow these steps: 1.

  • Page 107: Viewing Digital Channels

    Display Waveform Data Viewing Digital Channels The various ways of displaying data from the digital channels help you analyze the signals. Digital channels store a high or low state for each sample. Logic high levels are displayed in green. Logic low levels are displayed in blue. When a single transition occurs during the time represented by one pixel column, the transition (edge) is displayed in gray.
  • Page 108 Display Waveform Data 3. Turn multipurpose knob a and select Utility Backlight Graticule Screen Page Intensity Annotation Display. Full Display High 4. Push Screen Annotation from the resulting lower-bezel menu. 5. Push Display Annotation to select On from the side-bezel menu. The annotation window now appears.

  • Page 109: Analyze Waveform Data

    Analyze Waveform Data Analyze Waveform Data After having properly set up the acquisition, triggering, and display of your desired waveform, you can then analyze the results. Select from features such as cursors, automatic measurements, math, and FFT. Taking Automatic Measurements To take an automatic measurement: 1.

  • Page 110: Selecting Automatic Measurements

    Analyze Waveform Data Selecting Automatic Measurements The following tables list each automatic measurement by category: time or amplitude. (See page 89, Taking Automatic Measurements.) Time Measurements Measurement Description Frequency The first cycle in a waveform or gated region. Frequency is the reciprocal of the period; it is measured in hertz (Hz) where one Hz is one cycle per second.
  • Page 111 Analyze Waveform Data Amplitude Measurements Measurement Description Peak-to-peak The absolute difference between the maximum and minimum amplitude in the entire waveform or gated region. Amplitude The high value less the low value measured over the entire waveform or gated region. The most positive peak voltage.
  • Page 112 Analyze Waveform Data Amplitude Measurements (cont.) Measurement Description The true Root Mean Square voltage over the entire waveform or gated region. Cycle RMS The true Root Mean Square voltage over the first cycle in the waveform or the first cycle in the gated region. Miscellaneous Measurements Measurement Description...

  • Page 113: Customizing An Automatic Measurement

    Analyze Waveform Data Customizing an Automatic Measurement You can customize automatic measurements by using gating, taking a snapshot, or setting the high and low levels. Gating Gating confines the measurement to a certain portion of a waveform. To use: 1. Push Measure. 2.
  • Page 114 Analyze Waveform Data 2. Push Add Measurement . Add Mea- Remove Indicators Gating High-Low Bring Configure surement Measure- Method Cursors Cursors Screen ment On Screen Auto 3. Turn multipurpose knob a to select the Measurement Type of Snapshot All. 4. Push OK Snapshot All Meas. Snapshot All Meas MSO2000B and DPO2000B Series Oscilloscopes User Manual...
  • Page 115 Analyze Waveform Data 5. View results. Snapshot on 1 Period : 312.2μs Freq : 3.203kHz +Width : 103.7μs –Width : 208.5μs Burst W : 936.5μs Rise : 1.452μs Fall : 1.144μs +Duty : 33.23% –Duty : 66.77 % +Over : 7.143% –Over : 7.143 % High...

  • Page 116: Taking Manual Measurements With Cursors

    Analyze Waveform Data 3. Set the levels from the side-bezel menu. Auto Select Use the Histogram method for pulses. Histogram (best for pulses) Use the Min-Max method for all other Min-Max (all other waveforms. wave- forms) For descriptions of the high and low measurements, refer to the table of Amplitude Measurements under Selecting Automatic Measurements.
  • Page 117 Analyze Waveform Data 3. Push Select. This turns the cursor linking on and off. If linking is on, turning multipurpose knob a moves the two cursors together. Turning multipurpose knob b adjusts the time between the cursors. 4. Push Fine to toggle between a coarse and a fine adjustment for multipurpose knobs a and b.
  • Page 118 Analyze Waveform Data 8. View the cursor and the cursor readout. You can take timing measurements with cursors on digital channels, but not amplitude measurements. 9. Push Cursors again. This will turn off the cursor mode. The screen will no longer display the cursors and the cursor readout.

  • Page 119: Using Math Waveforms

    Analyze Waveform Data The horizontal cursor lines on the display measure the vertical parameters, typically voltage. The vertical cursor lines on the display measure horizontal parameters, typically time. The square and circle shapes in the readout map to the multipurpose knobs when both vertical and horizontal cursors are present.

  • Page 120: Using Fft

    Analyze Waveform Data For example, you might calculate power by multiplying a voltage waveform and a current waveform. Quick Tips Math waveforms can be created from channel or reference waveforms or a combination of them. Measurements can be taken on math waveforms in the same way as on channel waveforms. Math waveforms derive their horizontal scale and position from the sources in their math expressions.
  • Page 121 Analyze Waveform Data The FFT will appear on the display. 3. Push the side-bezel menu FFT Source Source button and turn multipurpose knob a to set the source to channel 1, 2, 3, or to 4. 4. Push Vertical Units and turn multipurpose Vertical Units knob a to select dBV RMS or Linear RMS.
  • Page 122 Analyze Waveform Data Set up the FFT so that the Nyquist frequency is above the major frequency components of your signal. To do this, adjust the Horizontal time/div, which affects the Nyquist frequency. Use the FilterVu low-pass filter to remove aliases from the source waveform. To do this, set the filter frequency to its minimum value (while zoom is off and acquisitions are running).

  • Page 123: Using Reference Waveforms

    Analyze Waveform Data Description Window Blackman-Harris This is the best window for measuring the amplitude of frequencies but worst at resolving frequencies. Use Blackman-Harris for measuring predominantly single frequency waveforms to look for higher order harmonics. Using Reference Waveforms Create a reference waveform to store a waveform. For example, you might do this to set up a standard against which to compare other waveforms.
  • Page 124 Analyze Waveform Data 3. Use the side-bezel menu and the multipurpose knobs to adjust the vertical and horizontal settings of the reference waveform. Vertical 0.00 div 100 mV/div Horizontal 0.00 s 4.00 μs/div Quick Tips Selecting and Displaying Reference Waveforms. You can display all the reference waveforms at the same time. Push the appropriate screen button to select a particular reference waveform.

  • Page 125: Using Wave Inspector To Manage Long Record Length Waveforms

    Analyze Waveform Data Using Wave Inspector to Manage Long Record Length Waveforms The Wave Inspector controls (zoom/pan, play/pause, marks, search) help you to efficiently work with long record length waveforms. To magnify a waveform horizontally, turn the Zoom knob (center knob). To scroll through a zoomed waveform, turn the Pan knob.
  • Page 126 Analyze Waveform Data 3. Examine the zoomed view of the waveform that appears on the larger, lower portion of the display. The upper portion of the display will show the position and size of the zoomed portion in the waveform, within the context of the overall record.
  • Page 127 Analyze Waveform Data 3. Change the play direction by reversing the direction that you are turning the pan knob. 4. During play, up to a point, the more you turn the ring, the faster the waveform accelerates. If you turn the ring as far as it can go, the play speed does not change, but the zoom box quickly moves in that direction.
  • Page 128 Analyze Waveform Data 3. Investigate your waveform by moving from search mark to search mark. Use the next ( →) or previous (←) arrow button to jump from one marked location to another, without adjusting any other controls. 4. Delete a mark. Push the next ( →) or previous (←) arrow button to jump to the mark you want to clear.
  • Page 129 Analyze Waveform Data Turn multipurpose knob a to select the search type: Edge, Pulse Width, Runt, Logic, Setup & Hold, Rise/Fall Time, or Bus. On the screen, hollow triangles show the location of automatic marks and solid triangles show the custom (user-defined) locations.
  • Page 130 Analyze Waveform Data Search Description Rise/Fall Time Search for rising and/or falling edges that are >, <, =, or ≠ a user specified time. Parallel: Search for a binary or hex value (MSO2000B series only). C: Search for Start, Repeated Start, Stop, Missing Ack, Address, Data, or Address and Data.

  • Page 131: Save And Recall Information

    Save and Recall Information Save and Recall Information The oscilloscope provides permanent storage for setups, waveforms, and screen images. Use the internal storage of the oscilloscope to save setup files and reference waveform data. Use external storage, such as USB flash drives, to save setups, waveforms, and screen images. Use the external storage to carry data to remote computers for further analysis and for archiving.
  • Page 132 Save and Recall Information 1. Push Save / Recall Menu. 2. Push Save Screen Image, Save Waveform, Save Save Save Recall Recall Assign File Screen Waveform Setup Waveform Setup Utilities or Save Setup. Save| to Image Setup 3. For setup files, enter the file manager by To File pushing the side-bezel menu To File item.

  • Page 133: Saving A Screen Image

    Save and Recall Information 7. Push the Menu Off button to cancel the save operation, or push a side-bezel menu OK Save item to complete the operation. OK Save Saving a Screen Image A screen image consists of a graphical image of the oscilloscope screen. This is different from waveform data, which consists of numeric values for each point in the waveform.

  • Page 134: Saving And Recalling Waveform Data

    Save and Recall Information Saving and Recalling Waveform Data Waveform data consists of the numeric values for each point in the waveform. It copies the data, as opposed to a graphical image of the screen. To save the current waveform data or to recall previously stored waveform data: 1.
  • Page 135 Save and Recall Information 5. Push Source and turn multipurpose knob a Source to select a waveform to save. (a) 1 6. Push Destination and turn multipurpose Destina- tion knob b to select a reference waveform or (b) .csv a file. Set the Waveform Resolution for .csv files Waveform Resolution...

  • Page 136: Saving And Recalling Setups

    Save and Recall Information 2. Push R1 or R2. (R1) |(On) (R2) |(Off) Removing a Reference Waveform from the Display. To remove a reference waveform from the display: 1. Push Ref R. 2. Push the R1 or R2 lower-bezel button to (R1) |(On) (R2)
  • Page 137 Save and Recall Information 3. From the resulting side-bezel menu, select Save Setup the location to save the setup to or to recall it from. To File To save setup information to one of the ten internal setup memories in the oscilloscope, Edit Labels push the appropriate side-bezel button.

  • Page 138: Saving With One Button Push

    Save and Recall Information 5. Push the Save to Selected File button to Save to Selected save the file. File Quick Tips Recalling the Default Setup. Push the front-panel Default Setup button to initialize the oscilloscope to a known setup. (See page 43, Using the Default Setup.) Saving with One Button Push After you have defined the save/recall parameters with the Save/Recall Menu button and menu, you can save files with a single push of the Save button.

  • Page 139: Saving Setup, Screen Image, And Waveform Files

    Save and Recall Information Saving Setup, Screen Image, and Waveform Files To save setup, screen image, and waveform files at the same time, you can use the Assign Save to All function. 1. To define the Save button behavior, push Save/Recall Menu.

  • Page 140: Printing A Hard Copy

    Save and Recall Information Printing a Hard Copy To print an image of what appears on the oscilloscope screen, do the following procedure. Connect a Printer to Your Oscilloscope When you connect the oscilloscope to a PictBridge compatible printer, the oscilloscope and printer can be powered on or off. 1.
  • Page 141 Save and Recall Information 4. Choose Ink Saver On or Off. The On selection will print out a copy with a clear (white) background. Ink Saver on Ink Saver off 5. Push PictBridge Printer Settings. 6. Set the side bezel menus to match your printer.

  • Page 142: Erasing Oscilloscope Memory

    Save and Recall Information 10. If printing fails, check that the USB cable is connected to the PictBridge port on the printer, and try again. Quick Tips Push Set To Defaults to have the oscilloscope match the print settings to the default settings of your printer. The oscilloscope displays an error message when the oscilloscope detects a mismatched setting.
  • Page 143 Save and Recall Information 3. Turn multipurpose knob a and select Config. Utility Language Set Date & TekSecure About Page Time Erase English Memory Config 4. Push TekSecure Erase Memory. 5. Push OK Erase Setup and Ref Memory Erase from the side-bezel menu. Setup &...

  • Page 144: Using Application Modules

    Refer to the MSO/DPO2000B and MSO/DPO2000 Series Oscilloscopes Application Module Installation that came with your application module for instructions on installing and testing an application module. Some modules are described in the following list. Additional modules may be available. Contact your Tektronix representative or visit our Web site at www.tektronix.com for more information.

  • Page 145: Appendix: Warranted Specifications

    0 °C to temperature of 0 °C to 40 °C (0 °F to 104 °F) 50 °C (0 °F to 122 °F) MSO2024B, DC to ≥200 MHz DC to ≥160 MHz 20 MHz MSO2022B, DPO2024B,...
  • Page 146 Appendix: Warranted Specifications MSO2000B and DPO2000B Series Oscilloscopes User Manual...

  • Page 147: Index

    Index Index Button button, 49, 51, 70 Acquire, 28, 47, 76 About, 21 display, 37, 53 Autoset, 12, 28, 32, 40, 44 Accessories, 1 menu, 30, 51 B1 / B2, 49, 70 Acquire button, 28, 47, 76 positioning and labeling, 84 B1 / B2 bus, 51 Acquisition setup, 51...
  • Page 148 Index Channel button, 29 Digital probe interface, 8 FilterVu Glitch Capture acquisition Channel readout, 36 Disable Autoset, 44 mode, 47 Channel vertical menu, 81 Display FilterVu Noise Filter acquisition Cleaning, 7 information, 34 mode, 47 Clearance, MSO2000B and persistence, 76 Fine, 31 DPO2000B, 5 style, 76...
  • Page 149 Index Height, MSO2000B and How to Indicator, waveform baseline, 37 DPO2000B, 5 compensate a voltage Infinite persistence, 77 High measurement, 91 probe, 12 Ink Saver, 113, 121 High-low indicators, 37 compensate the signal path, 17 Inner knob, 31, 100 Holdoff, trigger, 65 connect probes and Input capacitance, P6316, 6 Horizontal delay, 65...
  • Page 150 Index Max measurement, 91 Operating specifications, 5 Power Maximum nondestructive input Oscilloscope cord, 2 signal, P6316, 6 connecting to a printer, 120 input, 39 Mean measurement, 91 Outer knob, 31 off, 11 Measure button, 28, 89, 93 Overlay, 15 removing, 11 Measurement menu, 28 supply, 10 Measurements...
  • Page 151 Index Rear-panel connectors, 39 Scale TPA-BNC Adapter, 3, 8 Recalling digital channels, 84 TPP0100 probe, 1 setups, 116 Horizontal, 32, 80, 102 TPP0200 probe, 1 waveforms, 113 Vertical, 80 Transit case, 3 Record length, x, 46 Screen annotations, 87 Transition trigger, defined, 69 Rectangular FFT window, 102 Search, 107 Trigger...
  • Page 152 Index Vibration Waveform record view, 35 MSO2000B and DPO2000B, 6 Weight Undo Video MSO2000B and DPO2000B, 5 Autoset, 44 Autoset, 45 White edges, 87 Default Setup, 43 Video Out, x Width Upgrading firmware, 18 port, 39 MSO2000B and DPO2000B, 5 USB, 22, 28, 111 Video trigger, defined, 69 Device port, x, 39...

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