NEC LT20 User Manual
Portable projector
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Also See for LT20:
- Specifications (2 pages) ,
- Control commands (54 pages) ,
- User manual (1 page)
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Table of Contents
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Summary of Contents for NEC LT20
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Page 2: Important Information
Important Information Safety Cautions Precautions Please read this manual carefully before using your NEC LT20 Projector and keep the manual handy for future refer- ence. Your serial number is located on the bottom of your projector. Record it here: CAUTION To turn off main power, be sure to remove the plug from power outlet. - Page 3 The Federal Communications Commission does not allow any modifications or changes to the unit EXCEPT those specified by NEC Solutions (America), Inc. in this manual. Failure to comply with this government regulation could void your right to operate this equipment. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules.
- Page 4 6. Do not cover the lens with the supplied lens cap or equivalent while the projector is on. Doing so can lead to melting of the cap and possibly burning your hands due to the heat emitted from the light output.
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Page 5: Table Of Contents
Warning Indicator ... 12 Adjusting the Projected Image ... 13 Adjusting the Projector Image Height ... 13 Adjusting the Projector Zoom / Focus ... 14 Adjusting Projected Image Size ... 14 User Controls ... 15 Control Panel & Remote Control ... 15 On-Screen Menus ... -
Page 6: Usage Notice
Warning- Turn on the projector first and then the signal sources. Warning- Do not use lens cap when projector is in operation. Warning- Do not place the projector on its side when the lamp is turned on. Doing so may cause damage to the projector. - Page 7 Turn off the projector before cleaning. Use a soft cloth moistened with mild detergent to clean the display housing. Disconnect the power plug from AC outlet if the projector is not being used for a long period of time. Don’t: Block the slots and openings on the projector provided for ventilation.
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Page 8: Introduction
Component (480i/p, 576i/p) and HDTV compatible Full function remote control User friendly multilingual on-screen menus Advanced digital keystone correction and high quality full screen image scaling User friendly control panel SXGA compression and XGA, VGA, SVGA re-sizing Mac compatible projector. -
Page 9: What's In The Box
What's in the Box? This projector comes with all the items shown below. Check to make sure your unit is complete. Contact your dealer immediately if anything is missing. Projector with lens cap Composite Video Cable CAUTION: Be sure to put the projector in... -
Page 10: Package Overview
Introduction Product Overview English ... Main Unit Zoom Lever Focus Ring Zoom Lens Elevator Foot Elevator Button Remote Sensor Control Panel Connection Ports AC Inlet... -
Page 11: Control Panel
Control Panel Lamp Indicator LED Status Indicator LED Power Indicator LED Enter Keystone Correction Exit Source On/Standby Four Directional Select Keys 10. Menu 11. Auto Adjustment Introduction ... English... -
Page 12: Connection Ports
Introduction English ... Connection Ports Kensington Lock Port For Service Use Only S-Video Input Connector Composite Video Input Connector VGA Connector (PC Analog Signal/HDTV/Component Video Input) Remote Sensor AC Inlet... -
Page 13: Remote Control
Remote Control Introduction IR LEDS Auto Adjustment Power Keystone Correction Exit Aspect Ratio Freeze Source Four Directional Select Keys 10. Menu 11. Enter 12. Picture Mute ... English... -
Page 14: Installation
3..Composite Video Cable 4..S-Video Cable To ensure the projector works well with your computer, please set the display mode of your graphic card less than or equal to 1024 X 768 resolution. Make sure the timing of the display mode is compatible with the projector. -
Page 15: Powering On/Off The Projector
The startup screen will display for 20 seconds and the Power LED will turn green. 4. Turn on your source (computer, notebook, video player, etc.). The projector will detect your source automatically. If the screen displays “No Input”, please make sure the signal cables are securely connected. -
Page 16: Powering Off The Projector
When the light stops flashing and turns orange, the projector has entered standby mode. If you wish to turn the projector back on, you must wait until the projector has completed the cooling cycle and has entered standby mode. Once in standby mode, simply press “On/Standby”... -
Page 17: Adjusting The Projected Image
Adjusting the Projected Image Adjusting the Projector Image Height The projector is equipped with an elevator foot for adjusting the image height. To raise the image: 1. Press the elevator button 2. Raise the image to the desired height angle the button to lock the elevator foot into position. -
Page 18: Adjusting The Projector Zoom / Focus
4.9 to 32.8 feet (1.5 to 10.0 meters). Zoom Lever Screen (Diagonal) Screen Size This graph is for user’s reference only. English ... Adjusting the Projector Zoom / Focus Focus Ring Adjusting Projected Image Size Diagonal (187.5cm) 36.9" (93.8cm) (160.9cm) 31.7"... -
Page 19: User Controls
There are two ways for you to control the functions: Remote Control and Control Panel. Control Panel Using the Control Panel On/Standby Refer to the “Powering On/Off the Projector” section on pages 11-12. Source Press “Source” to choose RGB, Component, HDTV, Composite video and S-video sources. - Page 20 English ... Automatically synchronizes the projector to the input source. Exit the OSM menu. Refer to the “Powering On/Off the Projector” section on pages 11-12. Automatically synchronizes the projector to the input source. Adjusts image distortion caused by tilting the projector (±8 degrees).
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Page 21: On-Screen Menus
On-Screen Menus The Projector has multilingual On-Screen menus that allow you to make image adjustments and change a variety of settings. The projector will automatically detect the source. How to operate To open the OSM menu, press “Menu” on the Remote Control or Control Panel. -
Page 22: Language
User Controls Language Language Choose the multilingual OSM menu . Use the key to select your preferred language. Press “Enter” to finalize the selection. English ... -
Page 23: Image All
Adjust the color temperature. At higher temperature, the screen looks colder; at lower temperature, the screen looks warmer. Keystone Adjust image distortion caused by tilting projector. (±8 degrees) Aspect Ratio Use this function to choose your desired aspect ratio..English... -
Page 24: Display Mode
User Controls Display Mode There are many factory presets optimized for various types of images. Reset Choose “Yes” then “Enter” pressed, the display parameters on this menu will return to their factory default settings. English ... Image (All) 4:3 : The input source will be scaled to fit the projection-screen. 16:9 : The input source will be scaled to fit the width of the screen. -
Page 25: Image Computer
User Controls Image Computer (Computer mode) Auto Adjust The projector automatically adjusts clock, phase, horizontal and vertical. With most signal sources, Auto Adjust provides the best results. Clock “Clock”changes the display data frequency to match the frequency of your computer’s graphic card. If you experience a vertical flickering bar, use this function to make an adjustment. -
Page 26: Image Video
User Controls Color Adjusts a video image from black and white to fully saturated color. Sharpness Adjusts the sharpness of the image. Adjusts the color balance of red and green. Reset Choose “Yes” then “Enter” pressed, the display parameters on this menu will return to their factory default settings. -
Page 27: Setup
Select signal type RGB or Video sources. Search Signal Lock When this function is turned off, the projector will search for other signals if the current input signal is lost. When this function is turned on, it will search specified connection port. -
Page 28: Lamp Mode
User Controls Setup Lamp Mode Choose “ECO” to dim the projector lamp which will lower power consumption and extend the lamp life by up to 150%. Choose ”Normal” to return standard mode. Lamp Reminding Choose this function to show or to hide the warning message when the changing lamp message is displayed. -
Page 29: Appendices
Check if the projection lamp has been securely installed. Please refer to the “Replacing the lamp” section. Make sure you have removed the lens cap and the projector is switched on. Press “Picture Mute” button to make sure the image has not been turned off temporarily. - Page 30 Check and reconfigure the display mode of your graphic card to make it compatible with the projector. Refer to page 25. Adjusts the Focus Ring on the projector lens. Refer to page 14. Make sure the projection-screen is between the required distance...
- Page 31 Problem: Lamp burns out or makes a popping sound When the lamp reaches its end of life, it will burn out and may make a loud popping sound. If this happens, the projector will not turn on until the lamp module has been replaced. To replace the lamp, follow the procedures in the “Replacing the Lamp”.
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Page 32: Replacing The Lamp
The projector will detect the lamp life itself. It will show Make sure the projector has been cooled down for at least Lamp Changing Procedure: 1. Switch off the power to the projector by pressing the On/ Standby button. 2. Allow the projector to cool down at least 60 minutes. -
Page 33: Specifications
Light Valve Number of Pixels Displayable Color Projection Lens Projection Screen Size (Diag.) Projection Distance Video Compatibility H. Frequency V. Frequency Power Supply Power Consumption Input Current I/O Connectors Weight Dimensions (W x H x D) Environmental Safety Regulation Appendices Specifications - Single Chip DLP Technology by Texas Instruments... -
Page 34: Compatibility Modes
Appendices Compatibility Modes Remark : 1.> “ ”compressed computer image. 2.> The interlaced analog signals are not supported. English ... Mode Resolution VESA VGA 640 x 350 VESA VGA 640 x 350 VESA VGA 640 x 400 VESA VGA 640 x 480 VESA VGA 640 x 480 VESA VGA... -
Page 35: Travelcare Guide
TravelCare Guide TravelCare - a service for international travelers This product is eligible for "TravelCare", NEC's unique international war- ranty. Please note that TravelCare coverage differs in part from coverage un- der the warranty included with the product. Services offered with TravelCare... - Page 36 +886 2 8500 1420 Email Address: nickliao@nec.com.tw WEB Address: http://www.nec.com.tw (Regions Covered) Taiwan NEC Solutions Asia Pacific Pte. Ltd Address: 401 Commonwealth Drive, #07-02, Haw Par Technocentre, Singapore 149598 Telephone: +65 6 273 8333 Fax Line: +65 6 274 2226 Email Address: tehgh@rsc.ap.nec.com.sg...
- Page 37 Date: TO: NEC or NEC's Authorized Service Station: (Company & Name with signature) Dear Sir (s), I would like to apply your TravelCare Service Program based on attached registration and qualification sheet and agree with your following conditions, and also the Service fee will be charged to my credit card account, if I don't return the Loan units within the specified period.
- Page 38 3) Any fault in the attachments or associated products or components (whether or not supplied by NEC or its agents which do not form part of the Product covered by this warranty); 4) Any act of God, fire, flood, war, act of violence or any similar occur- rence;...
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Page 39: Limited Warranty
HOW LONG IS THE WARRANTY NEC Solutions’ LT20 projector is covered by a two (2) year lim- ited parts and labor warranty from the date of the first customer purchase. The lamp when used under normal operating condi- tions is warranted for 500 hours or 90 days, whichever comes first. -
Page 40: Declaration Of Conformity
Type of Product: Equipment Classification: Model: We hereby declare that the equipment specified above conforms to the technical standards as specified in the FCC Rules. NEC Solutions (America), Inc. 1250 N. Arlington Heights Road Itasca, Illinois 60143 (630) 467-5000 Projector...