User manual NEC DT20

Multi-Function LCD Projector DT20 User's Manual English Deutsch Français Italiano Española Svenska Thank you for purchasing the NEC DT20 LCD Projector. Please read this manual carefully in order to use the projector properly. After reading this, please keep it in a safe place together with the warranty sheet. Features · Three handy features in a single body. The projector for the multimedia age 1. Documents, catalogs and other printed matter can be projected directly from the scanner. This frees the user from the need to make OHP film inserts for each document. 2. Personal computer screens can be projected. This allows the user to make detailed presentations using information on a personal computer. 3. Videos and DVD images can be projected as they are. This aids the user in making visually appealing presentations. Easy-to-understand and simple operation Projection of printed matter, personal computer screens and video images can be selected at the push of a button. High cost effective resource-saving design OHP film inserts no longer need to be made, which saves wasted time and expense. "Super-Slim" Stylish Body Full OHP functions based on advanced technology built in to a super-slim chassis. It fits anyplace, when you're using it, and when you need to put it away. Expressive color images The projector is equipped with a high-resolution 2 million pixel single-array color CCD camera. This allows subtle midtones in color documents to be reproduced faithfully and sharp as projected images in full color (16,770,000 colors). Enlarged display without changing the size of the projected image When projecting documents such as catalogs and word-processor documents containing small text that have not been made specially for presentations, the document can be enlarged without changing the size of the projected image for easier viewing. Provided with display functions for compressed or enlarged PC screen Screens of resolution more than 1024 x 768 dots are displayed compressed to 1024 x 768 dots without any loss in character quality. Lower resolutions such as 640 x 480 can also be enlarged to 1024 x 768 dots. · · · · · · About Trademarks IBM and PC/AT are trademarks or registered trademarks of International Business Machines Corporation. Macintosh and Power Book are trademarks of Apple Computer Inc. Windows is a trademark of U.S. Microsoft Corporation. E-2 Warnings and Safety Precautions Warning Symbols To alert the user to important safety precautions, the following symbols are used in this manual and on the product. Make sure you understand what these symbols mean before operating the projector. WARNING CAUTION : Death or serious injury may result if this warning is ignored. : Injury or damage to the equipment may result if this warning is ignored. : This indicates an item that you should take care of when handling your projector. : This symbol alerts the user to high voltage that could cause electric shock. NOTE Safety Precautions WARNING · If a fault occurs: · If you detect smoke, or a strange smell or sound, immediately disconnect the power cord. It is dangerous to continue using the projector after a fault occurs. Return the projector to the dealer where it was purchased for repair. · Avoid placing the projector near dangerous substances. · Make sure that no metallic or flammable material can get into the projector through the air vents. · Do not place any objects containing water on top of or next to the projector. · If foreign matter gets inside the projector: · If foreign matter such as water or metal gets inside, immediately disconnect the power cord. It is dangerous to continue using the projector when foreign matter gets inside. Return the projector to the dealer where it was purchased for servicing. · Do not remove the cabinet. · Do not remove the cabinet. There are high-voltage components inside and touching these parts could cause electric shock, or damage the equipment. · Handle the power cade safely. · Do not place any heavy objects on top of the power cord. Damage to the power cord can cause wire breakage, fire, or electric shock. · Do not pull the power cord when disconnecting the power plug. Pulling the cable may break the wires or cause fire or electric shock. Always hold the plug itself when pulling it out of the power outlet. · Do not damage the power cable. If the power cord is damaged (e.g. the core is exposed or cut), contact the sales office of purchase.(charged) it could cause fire or electric shock if you continue using the damaged power cord. E-3 · Do not look through the lens. · Do not look through the lens into the projector during operation. The powerful rays passing through the lens could damage the eyes. · Do not put the projector in unstable places. · Do not put the projector in unstable places such as on unstable desks or slopes. Doing so could cause the projector to drop or turn over, resulting in injury. · Do not use any voltages other than specified. · Do not use any voltages other than specified. Doing so could cause fire or electric shock. · Do not disassemble the alkaline batteries · Do not short-circuit, disassemble, or burn the alkaline batteries. Doing so could cause the alkaline solution to leak, which could cause eye injury, as well as cause a fire or damage the surrounding area due to heat or explosion. If the alkaline solution touches skin or clothes, wash them with clean water. If it get into eyes, immediately wash them with clean water and see a doctor. · Do not bump the glass surface · Do not bump the glass surface over the scanner. Doing so may break the glass, resulting in injury. · Do not touch the air vents or lamp cover · The air vents, lamp cover, and peripheral surfaces may be hot during operation or just after the light is turned off. Do not touch those for a long time. · Do not block the lens front · Do not block the lens front during operation. The powerful rays passing through the lens may cause fire or burns if you put anything in front of the lens or block the lens with your hand during operation. CAUTION · Installation · Avoid installing the projector in places where it may be exposed to: - Strong vibrations - Soot or steam - Direct sunlight or near a heater (35°C/95°F or higher) - High humidity or dust - Extreme cold (0°C/32°F or lower) - Strong magnetic or electric field generated from a nearby appliance - Wobbling on an unstable surface · Do not block the air vents. · Do not block the air vents with cloth or an object. When you put anything around the unit, be sure to ensure a space of 10 cm/4 inches or more between the unit and the air vent. Be sure to prevent paper or cloth from blocking the air vent at the bottom of the unit. If blocked, the internal temperature may increase, resulting in malfunctions. · Do not bump the projector. · Avoid bumping the projector when moving or handling. Shocks can cause damage. E-4 · Care of the projector · To prevent risk of accidents, always disconnect the power plug before cleaning the projector. · Clean the lens surface with a commercial blower or lens cleaning paper. Wiping with tissue paper or a handkerchief can damage the lens. · To clean the cabinet, operation panel, and glass surface, wipe gently with a soft cloth. For particularly dirty spots, soak the cloth in a neutral detergent mixed in water, wring out well and wipe off the dirt, then use a dry cloth to wipe dry. · Do not wipe the projector with any volatile solvent such as benzine or thinner. Solvents can cause surface deformation or flaking of the paint. If using an impregnated cloth, follow the instructions. · Avoid scratching the glass surface. · Take care not to scratch the glass surface of the scanner with hard or pointed objects. Scratches on the glass may distort the projected image. · Batteries · When inserting batteries in the remote control, note the polarity (plus and minus signs) and insert correctly as indicated. Inserting a battery in a wrong direction can cause rupture or leakage, and could result in fire and injury or soil the surrounding area. · Do not use batteries other than the type specified for the equipment. Do not use a new battery and an old battery together. Incorrect battery usage could result in rupture or leakage, and could cause fire and injury. · Do not heat, break open, burn, or immerse the batteries. Battery rupture or leakage could cause fire and injury. · Servicing and cleaning · Have the internal components cleaned by a retailer about once a year. There is a risk of fire or faulty operation if the inside of the projector gets dusty and is not cleaned for a long time. For best results, the projector should be serviced before the wet season brings damp conditions. Cleaning charges are at the discretion of the retailer. · If not using the projector for a long period: · If you do not plan to use the projector for a long time, disconnect the power cord for safety. · Disposal · Follow the recommendations of your local authority when disposing of the projector. · Transporting the projector · Use the special packaging when transporting the projector. The manufacturer cannot accept responsibility in the event of damage or accident if other packaging is used. · Use the special packaging no more than two times. Repeated usage reduces the shock absorbency of the packaging and can lead to damage or accident. · Contact the retailer if you require new packaging. · Lamp implosion · An AC type New Super High pressure lamp is used in this projector and it is rare for the lamp to explode during use. The lamp is also designed to forcibly turn off because there is a high possibility that the lamp will break if it is used beyond the lamp usage of 1500 hours (Refer to pages E-54 and E-55). E-5 Note the following things · A noise occurs because the internal pressure of the New Super High pressure lamp gets extremely high. The unit is designed so that no pieces of glass come out of it when the lamp explodes. · However, the gas inside of the lamp can escape and looks like white smoke. It will not cause any fire. Remedy · If a lamp explodes in a product, there will be pieces of lamp inside. Do not replace the lamp. Return the product to the sales office or agent of purchase. Even though the lamp has exploded, never try to replace the lamp by yourself. The lamp pieces could cause injury. · Replacing the lamp · Be sure to turn the lamp off and disconnect the power cord when the fan stops, and wait an hour or more before replacing the lamp. Replacing the lamp during operation or just after the power is turned off may cause burns due to heat. Refer to "Lamp Unit Replacement" on page E-54 for the procedure. · Replacing / cleaning the air filter · Be sure to disconnect the power cord when the cooling fan stops before removing the air filter. Removing the air filter while the cooling fan is rotating could cause a burn. Refer to "Cleaning the Air Filter" on page E-56 for the procedure. · Avoiding malfunctions and accidents · Adjust the Adjustable feet to keep the projector horizontal. Using the projector in a tilted status may cause injury if it turns over. Refer to "Adjusting the Tilt" on page E-18 for the adjusting procedure. · Do not disassemble the manganese batteries · Do not short-circuit, disassemble, or burn the manganese batteries. Doing so could cause the batteries to generate heat or explode due to the leaked solution, resulting in fire, injury, or damages to the surrounding area. · Do not do the followings · Do not put anything heavy on the projector. · Do not step on the projector, rack, or stand. Do not hold or hang on the projector. Doing so could cause the projector to turn over or break, resulting in injury. Especially be careful if small children are near. · Do not use the rack unless the casters are locked when placing the projector on a rack with casters. Doing so may cause the projector to move or turn over, resulting in injury. · Do not turn the lamp on/off within one minute after it is turned off/on. Extremely high voltage is generated in the lamp just after it is turned on. Turning the lamp on/off too frequently could cause the lamp to deteriorate or break, resulting in malfunctions of the projector. · Do not project an image with the lens cap attached. · Moving the projector · Be sure careful of the glass surface when moving the projector while holding the handles with both hands. · If not inserted fully, the materials cover may get loose and fall off while you carry it. E-6 · Care of the power cord and plug · Do not put the power cord near a heater. Doing so could cause the sheath of the cable to melt down, resulting in fire or electric shock. · Do not connect or disconnect the power cord with wet hands. Doing so could cause electric shock. · Be sure to pull out the power cord and disconnect any cable connections between units and release the anti-theft lock before moving the projector. Moving the projector with cables connected may cause fire or electric shock if the cables are damaged. · If you do not plan to use the projector for a long time, disconnect the power cord for safety. · DO NOT REMOVE ANY SCREWS except the lamp cover screw and two lamp unit screws. You could receive an electric shock. 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 DT20 Projector. DT20 Projector (1) Remote control(1) Power codes (2) Three-pin type for U.S.A and Canada; For North America Two-pin type for Europe. For Europe PC Signal cable (1) Lens cap(1) Batteries(2) (AA×2) Documents: User's manual (1) Registration card (1) Warranty Policy for Europe (1) E-7 Contents Part Names and Functions ............................................................ E-9 Projector ................................................................................................................... E-9 Terminal Panel ................................................................................................... E-11 Buttons and Indicator Lights .............................................................................. E-12 Remote Controller ................................................................................................... E-15 Remote Control Operations ............................................................................... E-17 Battery Replacement ......................................................................................... E-17 How to Install the Projector ......................................................... E-18 Installation Sequence ........................................................................................ E-18 Adjusting the Tilt ................................................................................................ E-18 Projection Distance and Projected Image Size .................................................. E-19 Typical Installation .............................................................................................. E-20 Compensating Keystone .................................................................................... E-21 Connecting to a Personal Computer ........................................... E-22 Connecting to a Personal Computer .................................................................. E-22 About RGB Video Output ................................................................................... E-23 When Images on the Personal Computer Screen are not Projected ................. E-24 Input Signal Compatibility Table (PC video input terminal) ................................ E-25 Connecting to a Video Source or DVD Player .................................................... E-28 Basic Operation ........................................................................... E-29 Preparation ........................................................................................................ E-29 Basic Operations in the OHP Mode ................................................................... E-30 Basic Operation of PC or Video Input ................................................................ E-37 How to Quit ........................................................................................................ E-41 Performing Various Adjustments ........................................................................ E-42 Menu Structure ............................................................................................. E-42 Description of Menu Items ............................................................................ E-43 Basic Operation ................................................................................................. E-47 Quick Menu ........................................................................................................ E-51 Description of Menu Items ............................................................................ E-51 Maintenance ................................................................................ E-52 Fault Protection .................................................................................................. E-52 Lamp Unit Replacement .................................................................................... E-54 Cleaning the Air Filter ........................................................................................ E-56 Troubleshooting ........................................................................... E-57 Specifications .............................................................................. E-58 * Company names and product names herein are trademarks and registered trademarks of those companies. E-8 Part Names and Functions Part Names and Functions Projector Handle Extended Press lightly on the left side of the handle and it rotates 180° and comes out. Materials Cover Retracted Rotate the handle while pressing on its right side to store it. The scanner and printed matter is located under this cover. See page E-31. Operation panel Buttons for operating the projector are located here. See page E-12. Speakers Remote Control Sensor Air Vent A (air filter) (side of main unit) Air is taken in through this vent. An air filter is provided to prevent dust from getting inside the projector. See page E-56. Adjustable Feet Focus adjuster Turn this to adjust the focus. See page E-30. Anti-theft Lock See the NOTE below. Projection Lens Images are projected through this lens. * Be sure to remove the lens cap when projecting images. Lens cap Tilt Adjustment Buttons Press this to adjust the adjustable feet. See page E-18. Adjustable Feet These feet are for adjusting the tilt angle as well as the left and right balance of the projected image. Turning them counterclockwise raises the main unit, and turning them clockwise lowers the main unit. See page E-18. Zoom lever Turn this ring to adjust the screen size. See page E-30. NOTE About the anti-theft lock 7mm 3mm The anti-theft lock is compatible with smart cable lock and other security wires. Contact the following for more information about the products. © 1998 Kensington Technology Group. Kensington Technology Group 2855 Campus Drive San Mateo, CA 94403, U.S.A. Phone:(650)572-2700 Fax:(650)572-9675 E-9 Scanner Place documents or printed matter here to project images when OHP is selected. See page E-31 Speakers Power (Cord connecter) Connect the power cord into this terminal. See page E-20. Sensor Adjustable Feet Adjustable Feet Air Vent B Air is discharged from the inside to the outside through this vent. I/O Terminal Panel Connection terminals for a PC or video source are located here. See page E-11. Lamp Unit Cover (bottom of main unit) The scanner lamp unit is housed inside this cover. See page E-54. E-10 Part Names and Functions Terminal Panel q w e r RGB-IN 2 PC AUDIO IN2 RGB-IN 1 RGB-OUT TEST PC AUDIO PC AUDIO IN1 OUT S-VIDEO V L VIDEO R t q PC Video Input w PC Audio Input e RGB Video Output y u i Input terminal for the PC analog RGB signals. Two personal computers can be connected. Audio input terminal for a PC (stereo compatible). Two personal computers can be connected. When OHP is selected, OHP images are output. When PC/VIDEO input is selected, input PC video is output as it is. During standby, RGB-IN1 images that are input from the personal computer are output directly. This exclusive terminal is used when performing maintenance and in-house tests. It cannot be used for other connections. Audio output terminal for DT20 This terminal outputs audio (either from the PC or video source) that is currently being input. In the standby mode, PC audio is output. When OHP input is selected, PC audio is output. Input terminal for video source (Y/C) Input terminal for video source (NTSC/PAL/SECAM) Audio input terminals for a video source (stereo compatible) r Test (maintenance) t Audio Output y S-VIDEO Input u Video Source Video Input i Video Source Audio Input E-11 Buttons and Indicator Lights qwer t POWER ON/ STANDBY LAMP/ COVER TEMP OHP PC1/PC2 VIDEO SCROLL KEYSTONE MUTE BRIGHTNESS ZOOM MENU y u i o !0 !1 Name q POWER Button w TEMP LED e LAMP/COVER LED r ON/STANDBY LED t INPUT SELECT Buttons (OHP, PC1/PC2, VIDEO) y KEYSTONE Button u MUTE Button i BRIGHTNESS Buttons Description · Press this button to turn the lamp on or off. · Only this button can be used when the lamp is off. · This LED blinks for ten seconds and lights when the temperature inside the projector has built up. · This LED lights while the lamp is on. · When the lamp is turned on, it blinks for about six seconds then remains on. · When the lamp is off, it blinks for about 60 seconds then remains off. · This LED blinks when the lamp fails to light. (The LED blinking pattern in this case is longer than other instances.) · Blinks when the lamp usage time exceeds 1400 hours, it remains on after lamp usage time exceeds 1500 hours. · Lights when the air filter cover or the lamp unit cover is not in place. · This LED lights (red) in a standby state, and lights (green) when the lamp is on. · Press this button to switch the input screen. · When PC is selected, images from the PC input terminal are projected; when VIDEO is selected, images from the video source input terminal are projected; or, when OHP is selected, an image of the printed matter or document placed on the scanner on the main unit is projected. Pressing on the PC1/PC2 button when PC input is selected switches between PC input 1 and PC input 2. · Press this button to compensate keystone. · Press to stop projecting the image without turning off the lamp. Press it again and the image will reappear. · These buttons adjust the brightness. Pressing the button darkens the projected image, and pressing the button lightens the projected image. BRIGHTNESS BRIGHTNESS Page to see E-20, 29, 41 E-52 E-29 E-41 E-54 E-54, 56 E-29, 41 E-29 E-21 E-34, 40 E-31, 37 E-12 Part Names and Functions o ZOOM Buttons · These buttons adjust the zoom ratio. Pressing the button reduces the image, and pressing the button enlarges the image. · Display the menu display. · Set and select the variable and adjustable values on the menu display. · Move the zoom position when using the zoom display. · Move the pointer when the pointer is displayed. ZOOM E-32, 38 ZOOM !0 MENU Button !1 SCROLL Button E-42 E-47 E-32, 38 E-34, 38 * Once a menu or an adjustment is displayed, their display automatically disappears, and adjustment values are stored to memory if buttons are not operated for about 30 seconds. * For details of menu adjustment, see page E-43 onwards. E-13 Buttons and Indicator Lights !2 !3 POSITION !4 RESIZE ROTATION V H LIVE IMAGE REFRESH SET OHP STORED IMAGE POINTER VOLUME FREEZE !5 Name !2 RESIZE Button !6 !7 !3 POSITION Buttons !4 LIVE IMAGE Button !5 SET/POINTER Button !6 OHP STORED IMAGE/ VOLUME Buttons !7 REFRESH/FREEZE Button Description Page to see · Press to change the size of the projected image when OHP E-33 is selected. · Press to do automatic synchronous adjustments when PC E-38 is selected. E-31 · Press to change the orientation of the projected image when OHP is selected. Press the button to reverse the top and bottom of the projected image. Press the button to switch between vertical display and horizontal display. E-32 · Press to confirm the projected image while moving the document when OHP is selected. E-48 · Press this button to apply a menu item in the menu display. · Display the pointer when the menu display is not displayed. E-34, 38 Press it again to hide the pointer. E-33 · A maximum of eight pages of images are stored to internal memory when the display is refreshed, when OHP is selected. Press to access those images. E-39 · Adjust the volume when PC or video is selected. Press the button to reduce the volume. Press the button to increase the volume. E-32 · Press to refresh the projected image when OHP is selected. Press it again to refresh the projected image if you have switched or moved the document. E-39 · Press to freeze the projected image when PC or video is selected. ROTATION V H OHP STORED IMAGE OHP STORED IMAGE VOLUME VOLUME E-14 Part Names and Functions Remote Controller q w FREEZE POINTER/ SET POWER MENU MUTE POINTER TYPE REFRESH t y u e, r ZOOM POSITION ROTATION V !1 H i o !0 RESIZE OHP BRIGHTNESS PC1/PC2 VOLUME VIDEO OHP STORED IMAGE P in P LIVE IMAGE KEYSTONE !2 !3 !4 !5 !6 !7 Name q POWER Button w POINTER TYPE Button e POINTER/SET Button · · · · · · · · · · · r SCROLL Button t MUTE Button y MENU Button u REFRESH/FREEZE Button · i RESIZE Button · · o INPUT SELECT Buttons (OHP, PC1/PC2, VIDEO) · · !0 P in P Button · Description Page to see E-20,29,41 Press this button to turn the lamp on or off. Only this button can be used when the lamp is off. Press this button to select a pointer type. E-34,39 E-48 Press this button to apply a menu item in the menu. Display the pointer when the menu is not displayed. Press it E-34,38 again to hide the pointer. E-47 Set and select the variable and adjustable values on the menu display. Move the zoom position when using the zoom display. E-32,38 Move the pointer when the pointer is displayed. E-34,38 E-34,40 Press to stop projecting the image without turning off the lamp. Press it again and the image will reappear. Press this button to display the menu display, or select E-42 menus. E-32 Press to refresh the projected image when OHP is selected. Press it again to refresh the projected image if you have switched or moved the document. E-39 Press to freeze the projected image when PC or video is selected. Press to change the size of the projected image when OHP E-33 is selected. Press to do automatic synchronous adjustments when PC E-38 is selected. Press this button to switch the input screen. E-29 When PC is selected, images from the PC input terminal are projected; when VIDEO is selected, images from the video source input terminal are projected; or, when OHP is selected, an image of the printed matter or document placed on the scanner on the main unit is projected. Press to display the image from the video source that is E-40 connected in a window on the lower right side of the projected image when PC selected. E-15 !1 ZOOM Buttons !2 POSITION Buttons !3 BRIGHTNESS Buttons !4 VOLUME Buttons !5 OHP STORED IMAGE Buttons · These buttons adjust the zoom ratio. Pressing the button reduces the image, and pressing the button enlarges the image. · Press to change the orientation of the projected image when OHP is selected. Press the button to reverse the top and bottom of the projected image. Press the button to switch between vertical display and horizontal display. · These buttons adjust the brightness. Pressing the button darkens the projected image, and pressing the button lightens the projected image. · Adjust the volume when PC or video is selected. Press the button to reduce the volume. Press the button to increase the volume. · A maximum of eight pages of images are stored to internal memory when the display is refreshed, when OHP is selected. Press to access those images. ROTATION V H E-32, 38 E-31 E-31, 37 E-39 E-33 !6 KEYSTONE Button !7 LIVE IMAGE Button · Press this button to compensate keystone. · Press to confirm the projected image while moving the document when OHP is selected. E-21 E-32 E-16 Part Names and Functions Remote Control Operations · Use the remote control within about seven meters (7.7 yards) from the remote control sensors (on the front and rear sides) of the projector and within 10 degrees to the left and right. This distance may become shorter as the battery wears down. · The remote controller does not work if there are obstacles between the remote control and the remote sensor on the main unit. Battery Replacement 1. Remove the battery compartment cover by pushing in the claw and lifting the cover up. 2. Install two batteries in the battery compartment, making sure that they are aligned as indicated by the (+) and (-) marks. 3. Return the battery compartment cover to its original position. CAUTION Handling the remote controller · Do not subject the remote controller to such severe impact as dropping it on the floor. Doing so may damage it and cause it to cease functioning. · Keep the remote sensor away from water. Wipe the remote controller immediately if it gets wet. · Avoid heat or hot water. Remove the dry cells when you are not using the remote controller for a long period of time. · Do not mix new and old dry cells, or use different types of dry cells at the same time. · Do not disassemble or heat batteries, or throw them into a fire. · Follow your local government's disposal instructions for used dry cells. · The remote controller may not work when it is used near inverter-driven equipment. · The remote controller may not work or may work ineffectively when it is used near inverter-driven fluorescent lighting. NOTE · When replacing the batteries, buy AA batteries. · Ni-Cad batteries or other chargeable batteries cannot be used. Use manganese batteries or alkaline batteries. E-17 How to Install the Projector Installation Sequence Check the installation site and image size. Prepare the screen. Install the projector. Install the input devices. End See "Projection Distance and Projected Image Size" on page E-19. PC, video source, etc. Adjusting the Tilt The position and tilt angle of the projected image can be adjusted by adjusting the adjustable feet. Press both the left and right tilt adjustment levers to lift the main unit, and release them when the desired height is reached. You can fine-adjust the tilt by turning the bottom section of the adjustable feet. Turning this section counterclockwise raises the main unit, and turning it clockwise lowers the main unit. Also, you can adjust the tilt angle by turning the adjustable foot located on the rear left of the main unit. Tilt adjust levers Extends foot. Retracts foot. Retracts foot. Extends foot. Adjustable feet CAUTION · Do not tilt the main unit at extreme angles by turning only one side of the adjustable feet. Doing so may cause the main unit to slip or fall down, resulting in accidents or failures. · Vent A on the bottom of the main unit takes in air to cool the inside of the projector. As air is taken in by large suction force, cloth or paper may be sucked in against the vent. If this happens, the temperature inside may build up, and cause an accident or failure. · The rubber feet may soil the installation surface depending on where the projector is installed. E-18 How to Install the Projector Projection Distance and Projected Image Size Use the following diagrams to determine the projected image size and the type of screen required for any given projector location. · The projection distance that provides good focusing is 1.4 m (1.5 yd) to 13.9 m (15.2 yd) from the front of the lens. Install the projector within this range. Horizontal Dimension Vertical Dimension Projection Distance (1.43 m to 13.9 m/1.5 yd to 15.2 yd) 300 610 x 457 250 508 x 381 Projected Image Size 200 406 x 305 Wide 150 305 x 229 Tele 100 203 x 152 Wide: The largest image that can be projected by adjusting the image with the zoom lens. Tele: The smallest image that can be projected by adjusting the image with the zoom lens. Projected Image Size 50 (inch) 102 x 76 (cm) Width x Height 1 3 7 5 Projection Distance 9 11 13 13.9 (m) CAUTION Installation location · Do not install the projector in excessively hot or cold locations. The ambient temperature should be within 0°C to 35°C (32°F to 95°F). · Position the projector so that the screen does not directly receive sunlight or other light from other lighting. Otherwise, the projected image becomes white and is difficult to view. In a bright room, use a curtain or other means to darken the area around the screen. · Do not install the projector where it will be subject to excessive humidity, dust, or cigarette smoke. Otherwise, image quality may deteriorate as dirt builds up on the lens, mirrors and other optical components. · Do not install the projector in a small room with poor air circulation or any place where the air vents may be blocked. Temperature build-up inside the projector may result in fire or a failure. (Vents are located on the bottom and right side of the projector.) E-19 Typical Installation 1. Select the installation site Place the projector on an even and stable surface such as a table. ;; ;; ;; ;; ;; ;; POWER 2. Connect the power cord (supplied), and press the button.) button (or POWER 3. Turn the direction of the lens so that it is perpendicular to the screen. ;;; ;;; ;;; ;;; ;;; ;;; 90° ;;; ;;; ;;; ;;; ;;; ;;; Turn the unit to the left or right so that the top and bottom lines of the projected image are parallel. Adjustable feet 4. Adjust the adjustable feet to move the projected image to the desired height. (Adjust the tilt angle between 0° to 7°.) The position of the projected image can be moved up or down by adjusting tilt. E-20