MultiSync LT84/LT140 Ultra-Portable Projector User’s Manual English
IMPORTANT INFORMATION Precautions 3. GSGV Acoustic Noise Information Ordinance: The sound pressure level is less than 70 dB (A) according to ISO 3744 or ISO 7779. Please read this manual carefully before using your NEC MultiSync LT84/LT140 Projector and keep the manual handy for future reference. Your serial number is located under the name plate label on the left side of your MultiSync LT84/LT140.
Important Safeguards Cleaning These safety instructions are to ensure the long life of your projector and to prevent fire and shock. Please read them carefully and heed all warnings. 1. Unplug the projector before cleaning. Installation 1. For best results, use your projector in a darkened room. 3. Use a blower or lens paper to clean the lens, and be careful not to scratch or mar the lens. 2. Place the projector on a flat, level surface in a dry area away from dust and moisture. Lamp Replacement 3.
Fire and Shock Precautions 1. Ensure that there is sufficient ventilation and that vents are unobstructed to prevent the build-up of heat inside your projector. Allow at least 3 inches (10cm) of space between your projector and a wall. 2. Prevent foreign objects such as paper clips and bits of paper from falling into your projector. Do not attempt to retrieve any objects that might fall into your projector. Do not insert any metal objects such as a wire or screwdriver into your projector.
TABLE OF CONTENTS Setup ......................................................................... E-23 Orientation ............................................................ E-23 Background ........................................................... E-23 Signal Select ......................................................... E-23 Auto Start .............................................................. E-23 Power Management .............................................. E-23 Power Off Confirmation .......
1. INTRODUCTION Introduction to the MultiSync LT84/LT140 Projector • The supplied card remote control can be used without a cable, and you can even use the optional full function remote control and mouse adapter to operate your PC or Macintosh mouse wirelessly from across the room with the built-in remote mouse receiver. • You can control the projector with a PC using the PC Control port.
Getting To Know Your MultiSync LT84/LT140 Projector Monaural Speaker (1W) Front Features Controls Zoom Ring P O S W E R TA TU S O E NTE R N /O FF CA S E LE C T NCEL S O U R Focus Ring C E M EN U A U TO A D JU S T Terminal Panel Lens and Lens Cap One-Push Tilt Button Front Remote Sensor Ventilation (outlet) Front Adjustable Foot Card Remote Control Slot The card remote control can be stored in the cabinet.
Top Features 1 2 SOURCE AUTO ADJUST 3 MENU 4 SELECT 6 E NT L 5 ER CA NC E 9 7 STATUS ON/OFF POWER 8 1 Source Button Use this button to select a video source such as a PC, VCR, DVD player or PC Card Viewer (CompactFlash card installed). 7 Status Indicator When this is lit red continually, it’s warning you that the projection lamp has exceeded 1000 hours of service. After this light appears, it is advisable to replace the projection lamp as soon as possible.
Terminal Panel Features 2 1 3 4 Slot for Kensington MicroSaver Security System PC CARD ACCESS O N /O FF CA NC EL USB RGB INPUT S-VIDEO VIDEO AUDIO E R PC CONTROL MOUSE OUT L (MONO) 5 6 7 8 9 10 R 11 7 RGB Input/ Component Input Connector (Mini D-Sub 15 pin) Connect your PC or other RGB equipment such as IBM or compatible computers. Use the signal cable that’s supplied to connect to a PC.
Remote Control Features 17 11 16 Full Function Remote Control LT40RT (optional) POWER OFF ON 12 COMPUTER Wireless Card Remote Control (supplied) ME 25 S JAPAN H A 3 MENU LASER 13 14 18 + CANCEL R-CLICK HELP POINTER PIC-MUTE CE L ? 9 N MAGNIFY + POINTER PIC. MUTE - MAGNIFY 7 10 LT 20 S 4 5 8 CA O R T ER 2- L iC E L L 3 V C 1 2 - SELECT EN M nO AUTO ADJ. NU 6 NOTE: For the supplied card remote control, remove the transparent insulation tape by pulling it before use.
function remote control only. 6 Enter Button Executes your menu selection and activates items selected from the menu. 17 7 Magnify Button Use the (+) or (–) button to adjust the image size up to 400%. When the Pointer is displayed, the magnified image is displayed at the center of the Pointer. When the Pointer is not displayed, the magnified image is displayed at the center of the screen. 16 8 Pointer Button Press this button to display one of the eight pointers; press again to hide the pointer.
2. INSTALLATION This section describes how to set up your MultiSync LT84/LT140 projector and how to connect video and audio sources. Setting up Your Projector Your MultiSync LT84/LT140 Projector is simple to set up and use. But before you get started, you must first: 1. Determine the image size. 2. Set up a screen or select a non-glossy white wall onto which you can project your image. 2. Connect the power cable, remove the lens cap and turn the projector on.
Distance Chart Screen C Screen (inch) H Screen center E A D α EV D B Projector base LT84: 1.87”(47.6mm) LT140: 1.98”(50.4mm) Screen bottom Unit (inch) A=C/cosα B=3.7H / 25.4 C(XGA:tele)=(2.41 x H)-2.0 or C(XGA:wide) x 1.2 C(XGA:wide)=(2.0 x H)-2.0 C(SVGA:tele)=(2.43 x H)-1.75 or C(SVGA:wide) x 1.2 C(SVGA:wide)=(2.0 x H)-1.9 D=E/2 E=H/4 x 3 a=H/4 x 5 Unit (mm), H= inch A=C/cosα B=3.7H C(XGA:tele)={(2.41 x H)-2.0} x 25.4 or C(XGA:wide) x 1.2 C(XGA:wide)={(2.0 x H)-2.0} x 25.4 C(SVGA:tele)={(2.
Ceiling Installation C Projector base LT84: 1.87”(47.6mm) LT140: 1.98”(50.4mm) α B Screen top A D E Screen center WARNING • Installing your projector on the ceiling must be done by a qualified technician. Contact your NEC dealer for more information. * Do not attempt to install the projector yourself. • Only use your projector on a solid, level surface. If the projector falls to the ground, you can be injured and the projector severely damaged.
Wiring Diagram To video, S-video, and audio VCR, DVD Player or LaserDisc Player inputs on the projector.
When using a Macintosh with the projector, set the DIP switches of the supplied pin adapter according to your resolution. After setting, restart your Macintosh. See the following pages for setting of the DIP switches. • When using with a Macintosh, SVGA(8002600)/ XGA(10242768) is recommended if your Macintosh supports this mode. • When using with a Macintosh PowerBook, output may not be set to 8002600 unless “mirroring” is off on your PowerBook.
3.OPERATION This section describes how to select a computer or video source, how to adjust the picture, and how to customize the menu or projector settings. General Controls Before you turn on your projector, ensure that the computer or video source is turned on and that your lens cap is removed. 1. Turn on the Projector Plug the supplied power cable in the wall outlet. The projector will go into its standby mode and the power indicator will glow amber.
Menu Tree Main Menu Sub Menu Main Menu Source Select Source Select RGB Adjustments Video Image Options S-Video Projector Options PC Card Viewer Items Adjustable Sources Brightness Contrast Color Hue Sharpness R, V, C R, V, C V, C V, C V Auto Adjust Position Pixel Adjust Resolution R R R R, V, C Tools Help Adjustments Picture V, C Volume Image Color Temperature All Keystone All All Data/Current Signal Factory Default Aspect Ratio V, C Video Mode Gamma Noise Reduction Color Matrix
Menu Elements: Tab Title bar Close button Setup Page1 Page2 Page3 Signal Select Orientation Highlight Front Floor Solid triangle Background RGB Auto VIDEO Auto S-VIDEO Auto Blue OK Cancel Cancel Button OK Button Setup Page1 Page2 Page3 Check box Mouse Button Right Hand Radio button Auto Start Left Hand Sensitivity Fast Medium Slow Power Management Power Off Confirmation Keystone Save Clear Lamp Hour Mater White Segment OK Cancel Slide bar Brightness ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○
Menu Descriptions & Functions Source Select Enables you to select a video source such as a VCR, DVD player, laser disc player, computer or document camera depending on what is connected to your inputs. Press the “Select” button on the projector cabinet or ▲▼ buttons on your remote control to highlight the menu for the item you want to adjust. Source Select RGB Video S-Video PC Card Viewer Jump: Displays a list of slides while you are playing back.
Auto Adjust: When “Auto Adjust” is set to “On”, the projector automatically determines the best resolution for the current RGB input signal to project an image using NEC’s Advanced AccuBlend Intelligent Pixel Blending Technology. The image can be automatically adjusted for position and stability; “Horizontal Position”, “Vertical Position” and “Pixel Adjust.” On: Automatically adjusts image “Horizontal Position”, “Vertical Position” and “Pixel Adjust.
Projector Options Video Mode Video Mode Gamma Projector Options Menu Noise Reduction Setup Color Matrix Enables you to set preferences and other operating options. Menu Menu Gamma: Language Gamma English Normal Natural 1 Natural 2 Source Display On Off Projector Pointer Use the § or © buttons to choose “Normal” when in a lighted room and “Natural 1&2” when in a darkened room. “Natural 1” for better flesh tone; “Natural 2” for true reproduction of middle tones.
Setup [Page2] Enables you to set operating options. Press “OK” to save your changes for all the features of Page1, Page2 and Page3.
Tools [Page 3] Setup Provides tools for capturing images, displaying files in a CompactFlash Card and drawing. Tools Capture Page1 Page2 Page3 PC Card Files PC Card Viewer Options Start Mode Show Folder List Auto Play Auto Play Interval Capture Allows you to capture an image from a source that is currently being displayed. The image is saved as JPEG in the CompactFlash card. When you select Capture from the menu, you will get a tool bar.
PC Card Files Displays a list of all the files stored in the CompactFlash card so that you can select a file you want to display. You can also sort files by file name or date, or display the file. Although a list of all the files in the CompactFlash card is displayed, you can view files in text, HTML, JPEG and BMP format only. PC Card Files File Name @. @.. 12345678.txt 12345678.bmp 12345678.
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. • The eject button pops out once the CompactFlash card is fully inserted. Check that the CompactFlash card is fully inserted. NOTE: When using the supplied software (CD-ROM) The software is designed to use with a personal computer only. Do not play the software on CD player. Doing so could cause damage to speakers.
Installing the PC Card Viewer Software Starting Up the PC Card Viewer Software on your PC (PC Card Viewer Utility 1.0) Before Installing Perform the following before installing the PC Card Viewer software: • If Windows95 is already started, exit all applications. Installation may not be performed properly if any applications are running. Use the PC Card Viewer Utility 1.0 for creating viewer slides.
Operating the PC Card Viewer Function from the Projector (playback) Drag: Drags to move the tool bar. This is available for USB mouse operation only. Prev: Returns to the previous slide or folder. Or this lets you play slides back in reverse. Next: Advances to the next slide or folder. Or this lets you play slides back. Play: 1. Insert a CompactFlash card into the card slot. Insert the CompactFlash card with the side with the insertion direction arrow on the top.
When the tool bar is not displayed: Auto Play Mode • If the “Auto Play” option is selected in “PC Card Viewer Options” of the menu, any given slide will start to play automatically. You can also specify Auto Play Interval between 5 and 300 seconds. Multi cursor (blue marks) Folder Folder Folder Folder Switching to Slides Directly from Other Input Modes Folder When the tool bar is not displayed, use the § or © button to advance to the next folder or return to the previous folder.
Capturing Images Displayed on the Projector Storing images displayed on the projector on the CompactFlash card Preparations: Insert the CompactFlash card into the card slot. Insert the CompactFlash card with the side with the insertion direction arrow on the top. * Press the eject button to eject the card. NOTE: • File size of the captured image varies depending on the resolution of an input signal. • Since an image data is compressed with the JPEG format, the image is slightly degraded.
Uninstalling the PC Card Viewer Software Deleting Captured Images Prev Play/Stop Select View 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 Applications" control panel in Windows 95. (Normally there is no need to perform this operation.) Drag Next Jump Delete Using the Delete button on the tool bar for PC Card Viewer can delete captured images.
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. CompactFlash CompactFlash card is a small removable card conforming to ATA specifications.
4. MAINTENANCE This section describes the simple maintenance procedures you should follow to replace the lamp, and replace the coin cell in the remote control. 4. Insert a new lamp housing until the lamp housing is plugged into the socket. Replacing The Lamp After your lamp has been operating for 1000 hours or longer, the “Status” light in the cabinet will go on. Even though the lamp may still be working, replace it at 1000 hours to maintain optimal projector performance. 5.
Remote Control Battery Installation 1. Press firmly and slide the battery cover off. 1. Press firmly and slide the battery cover off. 20 LT R 2- LiC E L L 3 V C M nO 25 [Full Function Remote Control LT40RT (optional)] S JA N H PA [Wireless Card Remote Control (supplied)] O 25 20 LT R 2- LiC E L L 3 V C M nO 2. Remove both old batteries and install new ones (AA). Ensure that you have the batteries' polarity (+/–) aligned correctly. S JA N H PA 2.
5. TROUBLESHOOTING This section helps you resolve problems you may encounter while setting up or using the projector. Status Light Messages Condition Status OFF • Normal On continually • The projector lamp has exceeded 1000 hours of operation and should be replaced. Blinking very rapidly (On and off in a cycle of 1 sec.) • The lamp cover is not fastened properly. Check and reattach it if necessary. Blinking rapidly (On and off in a cycle of 4 sec) • The temperature protector has been triggered.
When using the PC Card Viewer function Problem Check These Items No picture • • • • Part of a slide is not displayed • While an image with over 10242768 dots is projected, several lines of information will be lost. Use the supplied software change the image to 10242768 dots in size. Contents of CompactFlash Card are damaged • Areas of slides exceeding 10242768 (LT84: 8002600 dots) cannot be displayed. Use the PC Card Viewer software, etc.
6. SPECIFICATIONS This section provides technical information about the MultiSync LT84/LT140 Projector’s performance. Model Number LT84 / LT84G / LT140 / LT140G Optical DMDTM Single Chip Digital Micromirror Device(DMDTM), 800x600 dots (LT84) / 1024x768 dots (LT140) Lens Manual zoom, manual focus LT84 : F3.0 – 3.3 f = 28 – 33 mm LT140 : F2.7 – 3.0 f = 35 – 42 mm Lamp 120 W P-VIP lamp Image Size 25 – 300 inches (635.0 – 7620 mm) diagonal Projection Distance 3.9 - 40 ft (1.2 - 12.
Cabinet Dimensions LT84 POWER ON/OFF STATUS CA ER E NT NC E L SELECT MENU AUTO ADJUST 0.35" (9) 11.57" (294) SOURCE 9.25" (235) 1.87" (47.6) 2.3" (58) Lens center 0.5"(13) 2.8" (71) 2.1" (53.5) Lens center 8.
Cabinet Dimensions LT140 POWER ON/OFF STATUS CA ER E NT NC E L SELECT MENU AUTO ADJUST 1.17" (29.8) 11.57" (294) SOURCE 2.1" (53.5) Lens center 1.98" (50.4) 2.3" (58) Lens center 0.5" (13) 3.0" (77) 0.23" (6) 9.25" (235) 8.
D-Sub Pin Assignments Mini D-Sub 15 Pin Connector 5 4 3 2 1 10 9 8 7 6 15 14 13 12 11 Pin No. Signal Level Video signal : 0.
Timing Chart Y/N Signal Resolution ( Dots ) Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y #Y N #Y #Y #Y #Y #Y #Y ##Y ##Y ##Y ##Y ##Y ##Y ##Y ##Y ##Y ##Y ##Y ##Y ##Y N NTSC PAL SECAM VESA MAC IBM VESA VESA IBM MAC MAC MAC VESA VESA IBM VESA IBM VESA IBM IBM VESA VESA VESA VESA VESA MAC VESA VESA VESA IBM MAC VESA VESA VESA MAC SUN SGI VESA SGI VESA MAC VESA MAC VESA VESA VESA VESA 640 768 768 640 640 640 640 640 640 640 640 640 640 640 640 640 720 720 720 720 800 800 800 800 800 832 1024 1024 1024 1
PC Control Codes Function Code Data POWER ON 02H 00H 00H 00H 00H 02H POWER OFF 02H 01H 00H 00H 00H 03H INPUT SELECT RGB 02H 03H 00H 00H 02H 01H 01H 09H INPUT SELECT VIDEO 02H 03H 00H 00H 02H 01H 06H 0EH INPUT SELECT S-VIDEO 02H 03H 00H 00H 02H 01H 0BH 13H INPUT SELECT PC CARD VIEWER 02H 03H 00H 00H 02H 01H 1FH 27H PICTURE MUTE ON 02H 10H 00H 00H 00H 12H PICTURE MUTE OFF 02H 11H 00H 00H 00H 13H SOUND MUTE ON 02H 12H 00H 00H 00H 14H SOUN
Cable Connection Communication Protocol Baud rate: 38400 bps Data length: 8 bits Parity: No parity Stop bit: One bit X on/off: None Full duplex Communications procedure: PC Control Connector (DIN-8P) 8 4 2 § To GND of PC © 6 7 5 To RxD of PC 3 1 To TxD of PC © NOTE: Pins 2, 3, 5, 6 and 8 are used inside the projector.
