NEC MultiSync LT50 User Manual
NEC MultiSync LT50 User Manual

NEC MultiSync LT50 User Manual

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MultiSync LT150/LT85
Micro-Portable Projector
User's Manual
English

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Summary of Contents for NEC MultiSync LT50

  • Page 1 MultiSync LT150/LT85 Micro-Portable Projector User’s Manual English...
  • Page 2 IMPORTANT INFORMATION RF Interference Precautions Please read this manual carefully before using your NEC WARNING MultiSync LT150/LT85 Projector and keep the manual The Federal Communications Commission does not handy for future reference. allow any modifications or changes to the unit EXCEPT Your serial number is located on the bottom of your those specified by NEC Technologies in this manual.
  • Page 3 Important Safeguards CAUTION These safety instructions are to ensure the long life of Do not unplug the power cable from the wall outlet under any your projector and to prevent fire and shock. Please read one of the following circumstances. Doing so can cause damage to the projector: them carefully and heed all warnings.
  • Page 4 Do not touch them as the pieces of glass may cause injury. If this happens, con- tact your NEC dealer for lamp replacement. • Allow a minimum of 90 seconds to elapse after turning off the projector.
  • Page 5: Table Of Contents

    TABLE OF CONTENTS 1. INTRODUCTION Language ............E-40 Introduction to the MultiSync LT150/LT85 Projector ....E-6 Projector Pointer ..........E-40 Getting Started ............E-6 Source Display ..........E-40 What’s in the Box ............E-7 Direct Button (Volume Bar and Keystone Bar) . E-40 Getting to Know Your MultiSync LT150/LT85 Projector ....
  • Page 6: Introduction

    *2 An XGA image (1024 768) is converted into an 800 600 crisp Features you’ll enjoy: image with NEC technology’s Advanced AccuBlend on LT85. • Simple set up and operation. *3 A UXGA (1600 1200) and SXGA image (1280 1024) is con- •...
  • Page 7: What's In The Box

    What's in the Box? Make sure your box contains everything listed. If any pieces are missing, contact your dealer. Please save the original box and packing materials if you ever need to ship your MultiSync LT150/LT85 Projector. Projector Soft carrying case Lens cap Card remote control String and rivet...
  • Page 8: Getting To Know Your Multisync Lt150/Lt85 Projector

    Getting to Know Your MultiSync LT150/LT85 Projector Front/ Side Features Controls Ventilation (inlet) Adjustable Tilt Foot Adjustable Tilt Foot Button Focus Ring Lens Remote Sensor Lens Cap Attaching the lens cap to the lens hood with the supplied string and rivet 1.
  • Page 9: Rear/ Side Features

    Rear/ Side Features Monaural Speaker (0.5W) D I O S - V I D E V I D Ventilation (inlet) Remote Sensor Ventilation (outlet) Terminals and PC card Heated air is exhausted from here AC Input Rear Foot Slot for Kensington MicroSaver Security System Spacer (black rubber)
  • Page 10: Top Features

    Top Features D I O S - V I D E V I D 1. Power Button (ON / STAND BY) 5. Auto Adjust Button (RGB only) Use this button to turn the power on and off when the power is Use this button to adjust Position-H/V and Pixel Clock/Phase for supplied and the projector is in standby mode.
  • Page 11: Terminal Panel Features

    The logo is trademarked and owned by Kensington Microware Inc. serial cable. This enables you to use your PC and serial communi- cation protocol to control the projector. The NEC optional serial cable is required to use this port. Also PC Control Utility 1.0 in-...
  • Page 12: Remote Control Features

    Remote Control Features Supplied Remote Control 1. Infrared Transmitter Direct the remote control toward the remote sensor on the projec- tor cabinet. 2. Auto Adjust Button (RGB only) AUTO SOURCE ADJ. Press this to automatically adjust the vertical/horizontal position, clock frequency/phase and resolution if the projected picture is not centered, if there are vertical stripes on the picture or if the picture is flickering.
  • Page 13: Remote Control Battery Installation

    Operating Range Remote Control Battery Installation NOTE: Remove the transparent insulation tape by pulling it before use. The infrared signal operates by line-of-sight up to a distance of ap- proximately 22 feet (7m) and within a 60-degree angle of the remote sensor.
  • Page 14: Optional Presentation Remote Control (Pr50Kit

    1. Infrared Transmitter Direct the remote control toward the remote sensor on the projec- tor cabinet. The PR50KIT enables your NEC projector and presentation control with the same remote. 2. Laser Pointer Beams a laser light when "Laser" button is pressed.
  • Page 15 When you are in the Projector mode, which is indicated by light- ing the PJ button: : Use these buttons to select the menu of the item you wish to adjust. : Use these buttons to change the level of a selected menu item.
  • Page 16: Remote Control Battery Installation

    Remote Control Battery Installation Press firmly and slide the battery cover off. 28. Remote Jack Not available on this model. *NOTE: The default is the Computer mode, which allows you to use the Mouse, R-Click/Cancel, and L-Click/Enter buttons as your computer mouse. When the MENU, HELP, POINTER, PC CARD, FOLDER LIST, or SLIDE LIST button is pressed, the PJ button lights red to indicate that you are in the Projector mode.
  • Page 17 Using Remote Mouse Receiver (not supplied with the LT150/LT85 projector) The remote mouse receiver enables you to operate your computer's mouse functions from the presentation remote control (Computer mode). It is a great convenience for clicking through your computer-generated presentations. To return to the Projector mode, press the PJ button (lit red). Connecting the remote mouse receiver to your computer To use the remote mouse function, connect the remote mouse receiver to your computer with one of the remote mouse cables (USB, PS/2 or Mac ADB) included with the optional presentation remote control kit PR50KIT.
  • Page 18: Switching Operation Mode Between Mouse And Projector

    Switching operation mode between mouse and projector The three shaded buttons shown on the drawing work as a computer mouse in the Computer mode. In the Computer mode the PJ button is not lit. * When the MENU button is pressed, the PJ button lights red to indicate that you are in the Projector mode, which allows the projector menu operation using the three buttons.
  • Page 19: Installation

    2. INSTALLATION This section describes how to set up your MultiSync LT150/LT85 projector and how to connect video and audio sources. Setting up Your Projector Your MultiSync LT150/LT85 Projector is simple to set up and use. But before you get started, you must first: 1.
  • Page 20: Distance Chart

    Using a mirror to reflect your projector’s image enables you to enjoy 2032 1626 1219 33.5 108.7 2760 17.1 a much larger image. Contact your NEC dealer if you need a mirror. 2540 2032 1524 41.8 1062 135.8 3450 11.8 17.1...
  • Page 21: Wiring Diagram

    Wiring Diagram To video, S-video, and audio inputs on the projector. VCR, DVD Player or LaserDisc Player AUDIO Document Camera S-VIDEO VIDEO RGB Signal cable (supplied) To mini D-Sub 15-pin connector on the PC CONTROL projector. It is recommended that you use a commercially available distribution amplifier if connecting a signal cable longer than the supplied cable.
  • Page 22: Connecting Your Pc

    Connecting Your PC RGB signal cable (supplied) To mini D-Sub 15-pin connector on the projector. It is recom- mended that you use a commercially available distribution ampli- IBM VGA or Compatibles fier if connecting a signal cable longer than the supplied one. (Notebook type) D IO S -V...
  • Page 23: Connecting Your Macintosh Computer

    Connecting Your Macintosh Computer Macintosh (Notebook type) D IO S -V ID E RGB Signal cable V ID (supplied) D I O D I O S - V I D E Audio cable V I D (not supplied) Macintosh (Desktop type) NOTE: The new Macintosh computer such as G3 will have the 15 pin HD con- nector.
  • Page 24: Connecting Your Dvd Player

    Connecting Your DVD Player DVD player D IO S -V ID E V ID D I O S - V I D E White V I D Optional 15-pin-to-RCA 3 cable (optional) (Component V ) Audio Equipment Audio cable (not supplied) White You can connect your projector to a DVD player with component outputs or Video output.
  • Page 25: Connecting Your Vcr Or Laser Disc Player

    Connecting Your VCR or Laser Disc Player VCR/ Laser disc player D IO S -V ID E V ID S - V I D E D I O V I D S-video cable (not supplied) S - V I D E White V I D Audio equipment...
  • Page 26: About Startup Screen (Menu Language Select Screen

    About Startup screen (Menu Language Select screen) When you first turn on the projector, you will get the Startup screen. This screen gives you the opportunity to select one of the seven menu languages: English, German, French, Itilan, Spanish,Swedish and Japanese.
  • Page 27: Operation

    3.OPERATION Connecting the Power Cable and Turn on the Projector To turn off the projector: First press the “POWER” button on the projector cabinet or Before you turn on your projector, ensure that the computer or video the remote control for a minimum of two seconds. The power source is turned on and that your lens cap is removed.
  • Page 28 Press the Source button on the remote control or the projec- tor cabinet to select “Video” (VCR, document camera, or la- ser disc player), S-Video”, “RGB” (computer or DVD with component output) or “PC Card Viewer” (slides on a CompactFlash card) to display the image. Or press the “Menu”...
  • Page 29 Adjust the Tilt Foot Adjust the Image Using Auto Adjust The Auto Adjust function automatically optimizes the image in RGB 1) Lift the front edge of the projector. mode. 2) Press the Tilt button on the top of the projector to extend the [Poor picture] adjustable tilt foot (maximum height).
  • Page 30: Basic Operation

    Basic Operation Volume control Sound level from the speaker on the projector can be adjusted. Selecting the computer or video source NOTE: When the menu or the pointer appears, you cannot adjust the volume. AUTO SOURCE ADJ. increase volume Vol. Volume bar SELECT Each time the Source button is pressed, the input source will change...
  • Page 31 Using Pointer 4. Return the image to the original size. You can use one of eight pointers to draw your audience's attention to the portion of a projected image you want. MAGNIFY POINTER Press the Pointer button to display the pointer. Correcting Keystone distortion (Optional presentation remote control) Press (+) or (-) to correct keystone (trapezoidal) distortion to make...
  • Page 32: Using The Menus

    Using the Menus 2. Use the Select buttons to highlight your selection and press the Enter button to place a check mark next to an option. NOTE: The on-screen menu may not be displayed correctly while interlaced This action enables that feature. motion video image is projected.
  • Page 33 Using a USB Mouse Using a USB mouse gives you a smooth operation. A commercially available USB mouse is required. NOTE:There may be some brands of USB mouse that the projector does not support. Operate the Menus using the USB mouse Mouse Cursor When connecting a USB mouse to the projector, you get a mouse cursor on the screen.
  • Page 34: Menu Tree

    Menu Tree Advanced Menu Source Select Picture Video Volume S-Video Brightness/Contrast/Color/Hue/Sharpness Image Options PC Card Viewer Projector Options Volume Tools Help Keystone Normal/Natural 1/Natural 2 Color Temperature Aspect Ratio Normal/Zoom/Wide Zoom/Cinema Gamma Correct Noise Reduction Off/Low/Medium/High Advanced Options Color Matrix Select Color Matrix HDTV/SDTV Factory Default Select Color Matrix Type B-Y/R-Y,Cb/Cr,Pb/Pr...
  • Page 35: Menu Elements

    Menu Elements Title bar Help Button Close Button Highlight OK Button Cancel Button Solid triangle Check box Radio button Grip icon Tool bar Slide bar ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ Menu windows or dialog boxes typically have the following elements: Title bar: Indicates the menu title.
  • Page 36: Menu Descriptions & Functions

    Menu Descriptions & Functions The launcher is a tool bar including the following buttons: Drag ... Drags to move the tool bar. (for USB mouse operation only) Source Select Prev .... Returns to the previous slide or folder. Next .... Advances to the next slide or folder. Play ....
  • Page 37: Image Options

    Image Options Gamma Correction (not available for PC Card Viewer) Keystone This feature corrects the keystone (trapezoidal) distortion to make Use the button to choose "Normal" when in a lighted room the top of the screen longer or shorter to be the same as the bottom. and "Natural 1&2"...
  • Page 38: Noise Reduction

    Noise Reduction White Balance (not available for PC Card Viewer) (not available for RGB and PC Card Viewer) You can select three levels video noise reduction. NOTE: The lower the Noise Reduction level, the better the image quality by way of higher video bandwidth. Color Matrix This allows you to adjust the white balance.
  • Page 39: Resolution

    Clock ..Use this item to fine tune the computer image or to remove any Factory Default vertical banding that might appear. This function adjusts the clock frequencies that eliminate the horizontal banding in the image. Press the buttons until the banding disappears. This adjustment may be necessary when you connect your com- puter for the first time.
  • Page 40: Menu Mode

    Keystone Bar: This option turns on or off the keystone bar when you adjust the keystone using KEYSTONE +/– button on the optional remote con- trol. On ....You can increase or decrease the level with the keystone bar on screen.
  • Page 41: Mouse

    These options are used for the Capture function that you can select termines the best resolution for the current RGB input signal to project from Tools. You have three options for JPEG compression quality: an image using NEC's Advanced AccuBlend Intelligent Pixel Blend- High quality, Normal and High Compression. ing Technology.
  • Page 42: Auto Start

    Auto Start: [Page5] Turns the projector on automatically when the power cable is inserted into an active power outlet. This eliminates the need to always use the "Power" button on the optional remote control or projector cabi- net. Power Management: When this option is on and there is no RGB input for five minutes or more, the projector will automatically turn itself off.
  • Page 43: Tools

    Factory Default. projected, the PC Card Files screen may not be correctly displayed. To do so, repeat the above steps. The NEC logo file is included on the supplied CD-ROM (/logo/nec_b_x.jpg).
  • Page 44: Chalkboard

    ChalkBoard: Contents: (available only when using with USB mouse) Provides the tool bar for producing freehand drawings. Pen ..... Left-click and drag to draw. Left-click [ ] or right-click the pen icon to display the pen palette containing four lines of different thickness from which you can select a line you prefer by left-click- ing.
  • Page 45: Using The Pc Card Viewer Function

    Using the PC Card Viewer function Inserting the CompactFlash Card • Hold the CompactFlash card horizontally and insert it slowly into card slot with its top facing up. NOTE: When using the supplied software (CD-ROM) • The eject button pops out once the CompactFlash card is fully The software is designed to use with a personal computer only.
  • Page 46: Installing The Pc Card Viewer Software

    PC Card Viewer Utility. stallation. To start PC Card Viewer PPT Converter: * Select PC Card Viewer PPT Converter from NEC Projector Tools. For instructions on uninstalling the PC Card Viewer software, see page E-50. Basic Operation of the PC Card Viewer Software...
  • Page 47: Operating The Pc Card Viewer Function From The Projector (Playback

    Operating the PC Card Viewer Function from Drag: Drags to move the tool bar. This is available for USB mouse operation only. the Projector (playback) Prev: Returns to the previous slide or folder. Or this lets you play slides back in reverse. This section describes the operation for showing slides of presenta- tion documents created using the PC Card Viewer function with the Next:...
  • Page 48 When the tool bar is not displayed: Auto Play Mode • If the “Auto Play” option is selected in “PC Card Viewer Op- Multi cursor (blue marks) tions” of the menu, any given slide will start to play automati- cally. You can also specify Auto Play Interval between 5 and 300 Folder Folder Folder...
  • Page 49: Capturing Images Displayed On The Projector

    Capturing Images Displayed on the Projector NOTE: • File size of the captured image varies depending on the resolution of an input signal. Storing images displayed on the projector on the • Since an image data is compressed with the JPEG format, the image is CompactFlash card slightly degraded.
  • Page 50: Viewing Digital Images

    Uninstalling the PC Card Viewer Software Deleting Captured Images View Prev Play Jump Setup Even if you do now know the PC Card Viewer software's file names or where they are stored, the PC Card Viewer software files can be easily removed from the system using the "Install/Uninstall Applica- Drag tions"...
  • Page 51: Terminology

    Terminology PC card This is the name of a card currently being standardized by the Japan Electronic Industry Association (JEIDA) and PCMCIA (Personal Computer Memory Card Interface Association) of the United States. ATA card A type of PC card. ATA was originally a type of interface between computers and fixed disk devices. The ATA card is a standard card-type recording medium.
  • Page 52: Maintenance

    CAUTION: Do not use a lamp other than the NEC replacement lamp (LT50LP). • DO NOT REMOVE ANY SCREWS except the lamp cover Order this from your NEC dealer.
  • Page 53: Troubleshooting

    If the temperature inside the projector is high, check the cooling fan hole on the bottom of the projector. If the hole is blocked, remove whatever is blocking it. Blinking slowly (On and off • The cooling fan has stopped. Contact your NEC dealer for service. in a cycle of 8 sec.) Blinking very slowly (On •...
  • Page 54 When using the PC Card Viewer function Problem Check These Items No picture • Is “PC Card Viewer” selected from the Source menu? • Is the CompactFlash memory card seated in the PC CARD slot completely? • Are slide data stored in the CompactFlash memory card? •...
  • Page 55: Specifications

    Meets EMC Directive (EN55022, EN55024, EN61000-3-2, EN61000-3-3) Meets Low Voltage Directive (EN60950, TUV GS Approved) We provide information about our projectors through the World Wide Web at http://www.nec-pj.com/ Digital Light Processing, DLP, Digital Micromirror Device and DMD are trademarks of Texas Instruments.
  • Page 56: Cabinet Dimensions

    Cabinet Dimensions LT150 / LT85 238 (9.4") 196 (7.7") 43.5 (1.71") Lens center Lens center 53 (2.1") 29.5 (1.16") 8.5 (0.33") Unit = mm (inch) E–56...
  • Page 57: D-Sub Pin Assignments

    D-Sub Pin Assignments Mini D-Sub 15 Pin Connector Signal Level Video signal : 0.7Vp-p (Analog) Sync signal : TTL level Pin No. RGB Signal (Analog) YCbCr Signal Green or Sync on Green Blue Ground Ground Red Ground Cr Ground Green Ground Y Ground Blue Ground Cb Ground...
  • Page 58: Timing Chart

    Timing Chart Resolution Frequency H. Refresh Rate Dot Clock Y / N Signal ( Dots ) ( kHz ) ( Hz ) ( MHz ) NTSC 15.734 15.625 SECAM 15.625 VESA 31.47 59.94 25.175 31.47 25.175 31.47 25.175 34.97 66.67 31.334 66.67 30.24...
  • Page 59: Pc Control Codes

    PC Control Codes Cable Connection Communication Protocol Function Code Data Baud rate: 38400 bps POWER ON 02H 00H 00H 00H 00H 02H Data length: 8 bits POWER OFF 02H 01H 00H 00H 00H 03H Parity: No parity Stop bit: One bit INPUT SELECT RGB 02H 03H 00H 00H 02H 01H 01H 09H X on/off:...

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