MENU 1 Before use OWNER’S MANUAL 3LCD DATA PROJECTOR TLP550 TLP551 TLP250 TLP251 CONTENTS (WITH DOCUMENT IMAGING CAMERA) (WITH DOCUMENT IMAGING CAMERA) TLP550/TLP250
SAFETY PRECAUTIONS CONTENTS The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert the user to the presence of uninsulated “dangerous voltage” within the product’s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons. The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the literature accompanying the appliance.
IMPORTANT PRECAUTIONS Avoid Volatile Liquid Do not use volatile liquids, such as an insect spray, near the unit. Do not leave rubber or plastic products touching the unit for a long time. They will mar the finish. Moisture Condensation Never operate this unit immediately after moving it from a cold location to a warm location. When the unit is exposed to such a change in temperature, moisture may condense on the crucial internal parts.
IMPORTANT SAFETY INSTRUCTIONS This set has been designed and manufactured to assure personal safety. Improper use can result in electric shock or fire hazard. The safeguards incorporated in this unit will protect you if you observe the following procedures for installation, use and servicing. This unit is fully transistorized and does not contain any parts that can be repaired by the user. DO NOT REMOVE THE CABINET COVER, OR YOU MAY BE EXPOSED TO DANGEROUS VOLTAGE.
IMPORTANT SAFETY INSTRUCTIONS (continued) CONTENTS 7. Cleaning Unplug this product from the wall outlet before cleaning. Do not use liquid cleaners or aerosol cleaners. Use a damp cloth for cleaning. 9. Overloading Do not overload wall outlets; extension cords, or integral convenience receptacles as this can result in a risk of fire or electric shock. 6.
IMPORTANT SAFETY INSTRUCTIONS (continued) 12. Do not place the product vertically Do not use the product in the upright position to project the pictures at the ceiling, or any other vertical positions. It may fall down and dangerous. 13. Stack Inhibited Do not stack other equipment on this product or do not place this product on the other equipment. Top and bottom plates of this product develops heat and may give some undesirable damage to other unit. 15.
IMPORTANT SAFETY INSTRUCTIONS (continued) 17. If glass components, including lens and lamp, should break, contact your dealer for repair service. This product incorporates glass components, including a lens and a lamp. If such parts should break, please handle with care to avoid injury and contact your dealer for repair service. The broken pieces of glass may cause to injury.
IMPORTANT SAFETY INSTRUCTIONS (continued) 23. Do not leave documents on the unit or near of the air exhaust for long periods of time. The heat could erase or discolor the letters on a thermal paper. 22. Do not carry by the camera arm. Do not carry the projector by the camera arm. Doing so can result in damage or injury. 24. Do not move the projector while the arm is still erect. Always store the arm back in position when moving the projector. Otherwise injury or damage may result. 25.
Power supply cord selection CONTENTS Plug configuration Plug type Line voltage EURO 240V 10 – 15A 220 – 240V UK 240V 6A 200 – 240V Australian 240V 10A 200 – 240V North American 240V 15A 200 – 240V Switzerland 240V 6A 200 – 240V Plug configuration Plug type Line voltage EURO 220 – 240V UK 220 – 240V Use a 5A fuse which is approved by ASTA or BSI to BSI362. Always replace the fuse cover after changing the fuse.
Contents Before use Installation and connections Floor-mounted projector placement ................................. 17 Lens shift function ............................................................. 20 Projector placement angle adjustment (Foot adjuster) .. 21 Ceiling-mounted projector placement .............................. 22 Connecting a computer .................................................... 23 Connecting video equipment ............................................
Names of each part on the main unit CONTENTS 11 Infrared remote sensor 16 Lens shift dial 20 Zooming lever 30 Air intake Control panel 12 Focusing ring 30 Infrared remote sensor Air intake Front side AC IN socket 19 Right side Left side Speaker Carrying handle Open to carry the projector. Air exhaust Lens Rear side Lens cover Foot adjuster 21 Foot adjuster release button 21 Anti-theft lock hole Note The air exhaust discharges high temperature air.
Names of each part on the main unit (continued) 32 To turn the projector on or off (standby). ON indicator 27 32 60 LAMP indicator 27 32 60 Use the selection buttons and the EXIT button to enlarge the image. 37 TEMP indicator 60 FAN indicator 27 32 EXIT button Selection buttons ENTER button ON TEMP LA M P 60 VOL/ADJ buttons 42 ON / STANDBY To indicate the status of the projector. 31 To set and/or adjust values on the menu. To adjust the volume when the menu is not displayed.
Names of each part on the main unit (continued) CONTENTS Before use VIDEO jack 24 AUDIO jack 23 - 25 (ø 3.5mm stereo mini-jack) To enter video signal from a video equipment, etc. To enter audio signal from a computer or a video equipment. USB connector 40 S-VIDEO connector 24 To connect to a USB connector of a computer when using the presentation mode. To enter S-Video signal from video equipment, etc.
Names of each part on the remote control CONTENTS CLASS 1 LED PRODUCT INPUT button ON/STANDBY button 27 29 To select the input source. ON / STANDBY 32 To turn the projector on or off (Standby). INPUT KEYSTONE button 34 To correct the keystone distortion of the picture. FREEZE button 36 KEYSTONE AUTO SET To adjust the computer input image automatically. FREEZE MUTE RESIZE buttons 37 To freeze the picture.
Loading batteries Notes • Install the batteries with their + and – ends facing correctly. • Do not charge, heat, disassemble, or short the batteries or throw them into a fire. • Do not leave any exhausted batteries in the remote control. • Do not mix different types of batteries or new and old batteries. • When you will not be using the remote control for a prolonged period, take the batteries out of the remote control.
Remote control operation CONTENTS 16 Point the remote control at the infrared remote sensor and press a button.
Floor-mounted projector placement CONTENTS 17 There are two ways to place the floor-mounted projector. When the projector is mounted in the rear projection mode, the picture is reversed. Set the “Projection mode” (on the menu screen) according to the projection method. 50 At shipping from factory, it is set for the Floor-mounted front projection. For the ceiling-mounted projector placement, refer to the page 22 .
Floor-mounted projector placement (continued) 1 CONTENTS Place the projector on a steady, level surface such as a table. To obtain proper screen projection, place the projector so that the light beam hits the screen squarely. Side view Installation and connections Top view Screen Screen 90° EXIT 90° ON NU ME ER E NT LAMP VOL / ADJ ON / STANDBY TEMP FAN AU TO SE T NE TO YS KE IN PU T Point the lens straight at the center of the screen as above.
Floor-mounted projector placement (continued) 3 CONTENTS Connect the power cord. • Insert one end into the AC IN socket on the projector. • Insert the other end into a wall outlet. ON / STANDBY ON LA M P TEMP FAN Light (Orange) Power cord (Supplied) Take off the lens cover.
Lens shift function CONTENTS 20 When turning the lens shift dial, the lens moves to upward or downward and the projection position on the screen is to be adjusted. At shipping from factory, it is set to the state turned clockwise fully (the highest projection position). Refer to “Projection on the screen” 27 , and adjust it after projecting a picture. When the lens shift dial is turned counterclockwise fully, the projection position becomes the lowest.
Projector placement angle adjustment (Foot adjuster) CONTENTS 21 The tilt of the projector can be adjusted using the foot adjuster. Adjust this when the highest position by the lens shift dial 20 is insufficient. Refer to “Projection on the screen” 27 , and adjust the foot adjuster after projecting a picture. Lift the front of the projector until the desired tilt angle is obtained and hold down the foot adjuster release button. The foot adjuster will extend. Release the button to lock in position.
Ceiling-mounted projector placement CONTENTS 22 CAUTION When a ceiling mount is required, please consult with the dealer. Viewing a picture projected on the front of the screen from a ceiling installation. Viewing a picture projected through the back of the screen from a ceiling installation. CONTROL Viewer USB AUDIO VIDEO S-VIDEO COMPUTER ( Y/PB/PR ) Viewer Translucent screen Perform the “Projection mode” setting on the menu screen for the projection method.
Connecting a computer CONTENTS 23 You can project the picture from the computer. Check that the power supplies for the projector and for the computer are off before connecting the cables. CONTROL USB AUDIO VIDEO S-VIDEO COMPUTER ( Y/PB/PR ) AUDIO jack For use as audio signal of all input sources. Computer To COMPUTER connector Be sure to connect in the proper direction. To monitor port RGB cable (supplied) To AUDIO jack Audio cable (supplied) ø3.
Connecting video equipment CONTENTS 24 You can project the picture from video equipment. Check that the power supplies for the projector and for the video equipment are off before connecting the cables. VIDEO jack USB AUDIO VIDEO S-VIDEO COMPUTER ( Y/PB/PR ) Installation and connections CONTROL S-VIDEO connector AUDIO jack For use as audio signal of all input sources. Video equipment To S-VIDEO connector Be sure to connect in the proper direction.
Connecting video equipment (continued) CONTENTS 25 You can project the picture from video equipment with component video output jack. Check that the power supplies for the projector and for the video equipment are off before connecting the cables. USB AUDIO VIDEO S-VIDEO COMPUTER ( Y/PB/PR ) AUDIO jack For use as audio signal of all input sources. Video equipment (DVD player, etc.) To COMPUTER connector Be sure to connect in the proper direction.
Projector operation control by a computer CONTENTS 26 You can control the projector by a computer connected with the control cable supplied. 71 Check that the power supplies for the projector and for the computer are off before connecting the cables. Installation and connections CONTROL connector CONTROL USB AUDIO VIDEO S-VIDEO COMPUTER ( Y/PB/PR ) Computer To CONTROL connector Be sure to connect in the proper direction.
Projection on the screen CAUTION – Do not look into the projection lens while operating the projector. Preparation 1 Install and connect the projector properly. 2 Take off the lens cover. 1 Remote control ON/STANDBY ON/STANDBY 1 AUTO SET FREEZE MUTE PIP CALL The projector turns on and the ON, LAMP and FAN indicators light in green. (The LAMP indicator blinks while the lamp is warming up.
Projection on the screen (continued) CONTENTS 28 When a projector is used for the first time, the language selection menu, which is to select a language for displaying menus or messages, is displayed. Select a desired language. (At shipping from factory, it is set to English.) Remote control 2 ENTER ENTER A menu confirming the selection result is displayed in the selected language. ON / STANDBY INPUT KEYSTONE Select a desired language with the selection buttons ( / ), and press ENTER.
Projection on the screen (continued) CONTENTS 29 Select the input source to project. There are two kinds of methods as follows (5-a and 5-b.) Remote control 5-a INPUT INPUT ON / STANDBY 5-a,5-b INPUT KEYSTONE AUTO SET MUTE PIP CALL RESIZE At shipping from factory, “Analog RGB” connected to COMPUTER connector or “Video” connected to VIDEO Jack can be selected. (You can select “Camera” when using the model with a document imaging camera.
Projection on the screen (continued) CONTENTS 30 Notes 6 6 Adjust the picture size by turning the zooming lever. 7 Focus on the picture by turning the focusing ring. Turn to the right to enlarge the picture. Turn to the left to reduce the picture. A still picture is recommended for focusing.
Projection on the screen (continued) 8 Remote control VOL/ADJ VOL/ADJ CONTENTS 31 Press VOL/ADJ (+/-) to adjust volume. Press the (+) button to increase volume. Press the (-) button to decrease volume. Notes ON / STANDBY INPUT • To change the projecting angle, adjust the foot adjuster. 21 KEYSTONE AUTO SET MUTE PIP CALL • If the screen image suffers keystone distortion, press the KEYSTONE button to adjust the distortion.
Turning the power off 1 Remote control ON / STANDBY KEYSTONE AUTO SET MUTE PIP CALL 2 ON/STANDBY ON/STANDBY RESIZE Press ON/STANDBY after using the projector. An instruction message for turning the power off appears on the screen and disappears after a while. When the message disappears, operation becomes invalid. Press ON/STANDBY again. Cooling starts. Once cooling is completed, the LAMP and FAN indicators turn off and the standby mode is set. (The ON indicator turns in orange.
Adjusting the picture automatically CONTENTS 33 You can adjust the optimum horizontal position, vertical position, sampling phase and sampling frequency for projecting analog RGB signals at the touch of a button. 1 Remote control Input full screen video signals from the input source (computer) and project the image. Adjustments may not be performed properly for images that are not displayed on the entire screen or for extremely dark images.
Correcting the keystone distortion CONTENTS 34 A picture may be expanded on the upper side if projected upward from the projector lifted up by the foot adjuster. The projector can correct this keystone distortion. Before correction After correction Remote control ON / STANDBY INPUT KEYSTONE AUTO SET FREEZE MUTE PIP CALL 1 RESIZE MENU 2 VOL / ADJ ENTER 3 EXIT / P.MODE CT-90106 KEYSTONE KEYSTONE 2 Press KEYSTONE. The keystone adjustment menu appears.
Cutting off the picture and sound temporarily CONTENTS 35 The image and sound of this projector can be turned off if you wish to temporarily project the image from another projector or an OHP, etc., onto the screen. MUTE Press MUTE. The sound and picture are cut off temporarily. To cancel the mute mode, press MUTE again. The image and sound will be output. Remote control The Note INPUT KEYSTONE The mute mode is cancelled if another operation is performed during the mute mode.
Freezing the picture CONTENTS 36 You can freeze the image being projected. Use this function to stop moving images from a video recorder during presentations. FREEZE Press FREEZE. The picture freezes. To release the picture, press FREEZE again. Remote control KEYSTONE AUTO SET FREEZE MUTE PIP CALL FREEZE RESIZE MENU VOL / ADJ ENTER EXIT / P.MODE CT-90106 icon appears in the freeze mode. Notes • The frozen image can be enlarged with the RESIZE buttons.
Enlarging the picture size CONTENTS 37 You can enlarge (resize) the picture size projected. Press RESIZE ( RESIZE ). The enlargement ratio increases each time the RESIZE ( button is pressed. ) The enlargement ratio can be increased continuously by keeping the button pressed in. Remote control KEYSTONE AUTO SET FREEZE MUTE PIP CALL To reduce the enlargement ratio, press the RESIZE ( ) button. The enlargement ratio can be reduced continuously by keeping the button pressed in.
Displaying PIP Sub-pictures CONTENTS 38 Video or S-video images can be displayed as small images within the computer’s image. (Referred to as “sub-pictures” in this manual.) PIP Press PIP. A sub-picture is displayed. Press the PIP button again to turn off the sub-picture. Remote control INPUT KEYSTONE AUTO SET FREEZE MUTE PIP CALL RESIZE PIP MENU VOL / ADJ ENTER EXIT / P.MODE CT-90106 • • • • The PIP function cannot be used when a source other than an RGB input source is selected.
Displaying Information CONTENTS 39 Information on the input signal source, etc., can be displayed. CALL Press CALL. The information described below is displayed. The information display turns off when the CALL button is pressed again. Remote control Status display ON / STANDBY INPUT KEYSTONE AUTO SET FREEZE MUTE PIP CALL RESIZE CALL MENU VOL / ADJ ENTER EXIT / P.MODE CT-90106 Notes • The information displayed is not refreshed even if it changes.
Operating the presentation mode CONTENTS 40 You can change the slide, for the presentation on the computer, by using the remote control when connecting the projector to the computer with the supplied USB cable. 1 Connect a computer to the projector with the supplied USB cable. Also connect the RGB cable and the audio cable if necessary. 23 USB connector Computer for presentation CONTROL USB AUDIO Operations USB cable (supplied) To USB connector Be sure to connect in the proper direction.
Operating the presentation mode (continued) 3 INPUT INPUT 41 CONTENTS Select the computer input with INPUT. You can change the order of procedure 1 to 3. Remote control 4 ON / STANDBY 3 INPUT KEYSTONE AUTO SET MUTE PIP CALL RESIZE MENU 6 5,7 VOL / ADJ ENTER In the presentation mode after step 5, the projector cannot be adjusted. EXIT / P.MODE CT-90106 5 Press P.MODE and hold for two seconds. P.
Operating the menu screen CONTENTS 42 Various adjustments and settings can be made on the menu screen. The basic operations on the menu screen are shown here. Start MENU GUIDE MENU: You can adjust or set the functions used frequently. Press MENU. Then GUIDE MENU appears. (Then FULL MENU MENU appears if the latest operation had been finished with the FULL MENU and afterwards power is not turned off.
Operating the menu screen (continued) For the selection method of FULL MENU, refer to 42 the previous page. Start Select the item with selection buttons ( / Control panel (Main unit side) ENTER MENU ). EXIT ON / STANDBY ON E NT TEMP LAM P MENU MENU AU TO ENTER SE T VOL / ADJ IN PU T ENTER EXIT / P.
GUIDE MENU adjustments and settings CONTENTS 44 On GUIDE MENU, you can set or adjust the functions frequently used. To operate GUIDE MENU, refer to page 42 . The relationship between input source and item Yes: Adjustable -: Not displayed Analog RGB Y/PB/PR Video S-Video Camera Contrast Brightness ADJ. Adjust the contrast of the picture. ADJ. Adjust the brightness of the picture. Yes Yes Yes Yes Yes Adjust the image flicker. Phase ADJ. Adjust the flicker of the picture.
FULL MENU adjustments and settings - Picture You can make various adjustments or settings of the picture from FULL MENU [Picture]. To operate FULL MENU, refer to page 43 . CONTENTS The relationship between input source and item Yes: Adjustable -: Not displayed Analog RGB Y/PB/PR Video S-Video Camera Contrast ADJ. Adjust the contrast of the picture. Yes Yes Yes Yes Yes Brightness ADJ. Adjust the brightness of the picture. Yes Yes Yes Yes Yes Sharpness ADJ.
FULL MENU adjustments - Position CONTENTS 46 You can adjust the picture position etc. of the analog RGB input from FULL MENU [Position]. To operate FULL MENU, refer to page 43 . The relationship between input source and item Yes: Adjustable -: Not displayed Analog RGB Y/PB/PR Video S-Video Camera H-position ADJ. Adjust the horizontal display position of the picture. Yes - - - - V-position ADJ. Adjust the vertical display position of the picture. Yes - - - - Phase ADJ.
FULL MENU adjustments - Color CONTENTS 47 You can adjust the color condition of the picture from FULL MENU [Color]. To operate FULL MENU, refer to page 43 . The relationship between input source and item Color ADJ. Adjust the color depth of the picture. Tint ADJ. Adjust the tint of the picture. (Not adjustable at PAL, SECAM, PAL-N,PAL-M and PAL60) R-level ADJ. Adjust the red level of the picture. G-level ADJ. Adjust the green level of the picture. B-level ADJ.
FULL MENU adjustments and settings - Audio CONTENTS 48 You can set the sound emitted from the speaker from FULL MENU [Audio]. To operate FULL MENU, refer to page 43 . The relationship between input source and item Volume ADJ. Adjust the sound volume emitted from the speaker. Yes: Adjustable -: Not displayed Analog RGB Y/PB/PR Video S-Video Camera Yes Yes Yes Yes - On Off SET The sound is emitted from the speaker. SET No sound is emitted from the speaker.
FULL MENU adjustments and settings - Display CONTENTS 49 You can set the language, menu display, etc. from FULL MENU [Display]. To operate FULL MENU, refer to page 43 . The relationship between input source and item Analog RGB Keystone Language Icon On Off SET The icon is displayed. SET The icon is not displayed. Menu position Upper left Upper right Lower left Lower right SET SET SET SET Menu translucent Reset The menu is displayed at the upper left of the screen.
FULL MENU settings - Default setting You can set the Input source, projection mode, etc. from FULL MENU [Default setting]. To operate FULL MENU, refer to page 43 . CONTENTS The relationship between input source and item Analog RGB Input source setting Y/PB/PR Video Yes: Adjustable -: Not displayed S-Video SET SET SET SET SET SET : COMPUTER connector is selectable with the INPUT button. : Use COMPUTER connector as Analog RGB input. : Use COMPUTER connector as Y/PB/PR input.
FULL MENU settings - Reset CONTENTS 51 You can return the adjusting and setting values of all menus to the factory default setting. Reset all EXEC. Return the adjustments and settings of all menus to the factory default setting. Adjustments & Settings Note The resettings made are memorized automatically when the power is turned off by pressing the ON/STANDBY button. If the power cord is unplugged or if a power failure occurs while the projector is on, the resettings are not memorized.
PIP menu setting CONTENTS 52 When a PIP sub-picture is displayed, the PIP menu screen will appear if you press the MENU button. You can make the PIP sub-picture settings when a PIP subpicture is displayed. To cancel the menu, press the EXIT button. Select the signal source for PIP sub-picture. SET : Video input is selected as signal source. SET : S-Video input is selected as signal source. Size Small Medium Large Set the PIP sub-picture size. : The PIP sub-picture size is set to small.
Part names (of the document imaging camera model) CONTENTS 53 CAUTION When using the camera, be careful not to pinch your hand or fingers into the arm. LOCK (W.BALANCE) indicator 58 Lights when the white balance is locked. On the document imaging camera model, you can project pictures using the document imaging camera. The document imaging camera can directly project any materials (documents, illustrations, etc.) without using an OHP film. W.
Preparation of the document imaging camera Before preparations (stowed away) 1) Raise up the arm. 2) Pull up the camera head. 3) Turn the camera head. 5) Move the camera head toward the object. 6) Pull up the light. 7) Turn the light. Note Never give shocks or impacts to the camera or arm as this may cause malfunction. 54 Document imaging camera 4) Incline the arm backward.
Picture projection with the document imaging camera CAUTION Do not look into the arm light while it is lit. 1 Project a picture on the screen as explained in the step “Projection on the screen”. 2 ARM LIGHT The light turns on. Set a document to be projected. Place the document (illustrations, etc.) onto or around the projector, and turn the camera head to the direction of the document. 1 Setting direction Notes • Do not leave documents on the unit or near of the air exhaust for long periods of time.
Picture projection with the document imaging camera (continued) Remote control 3 CAMERA INPUT ON / STANDBY 3 INPUT KEYSTONE AUTO SET FREEZE MUTE PIP CALL INPUT RESIZE MENU CONTENTS 56 Press CAMERA to select the camera input mode. • Pressing CAMERA again will return the input selection to the previous mode. • You can also select it by pressing INPUT on the remote control or on the main unit. Set the input source on the menu screen when selecting by the INPUT button.
Picture projection with the document imaging camera (continued) 6 CAMERA GAIN CONTENTS 57 Press CAMERA GAIN (+/-) to improve view of a camera subject which is too dark or vivid. Notes • You can adjust the “Sharpness” of the camera image on the menu screen. 45 • If the image flickers due to a fluorescent light in the room, either turn off the fluorescent light or set the “Shutter” on the menu screen.
Locking the white balance CONTENTS 58 This projector ’s camera is always being adjusted automatically for projected color balance; however, the balance can shift away from optimum due to the color scheme of the document. Should this occur, the white balance can be set to a fixed condition by using the following procedure. 1 Project a white paper and enlarge it to fill the screen. Camera control panel LOCK W.BALANCE CAMERA GAIN ARM LIGHT CAMERA 2 LOCK W.BALANCE Press W.
Correcting illuminated defects CONTENTS 59 For the CCD image sensor used in the camera unit, in rare cases some of the pixels may be disturbed due to the influence of cosmic rays, etc. This disturbance may cause white spots to appear on the picture. If white spots appear on the document camera image, use the procedure described below to correct the problem.
Trouble indications If there is some problem inside the projector, the indicators light up or blink. CONTENTS TEMP LAMP ON FAN (Off) Or 60 The power does not come on. → Malfunction of the unit. • Unplug the power cord and call the dealer. (Lit in red) The lamp turns off or does not light up.
Air filter cleaning CAUTION If you use the projector mounted on the ceiling, ask the dealer to carry out the maintenance such as cleaning. The filter inside the air filter cover is the part to shut out dusts or dregs. Do not use the projector with the filter taken off. We recommend you clean the air filter frequently. (The cleaning period is once per 50 hours approximately). CONTENTS 1 2 61 Unplug the power cord. Take off the front cover.
Air filter cleaning (continued) Notes • When the air filter is dusty, the ventilation is impaired. This causes the temperature inside the projector to rise, and may damage the unit. • Attach the air filter and the filter frame firmly after the cleaning. If it is not set correctly, the dusts will enter and they will be projected and overlapped on the picture. • If you wash the air filter with water, be sure to let it dry fully before reinstalling it. Using it damp will result in malfunction.
Lens and main unit cleaning CAUTION If you use the projector mounted on the ceiling, ask the dealer to carry out the maintenance such as cleaning. CONTENTS 63 Cleaning the lens Use a blower or a lens cleaner to clean the lens. Never rub or tap the lens with a hard object as the lens surface is fragile. Cleaning the main unit • Pull out the power cord before cleaning. • Use a soft cloth to wipe off stains from the surface.
Lamp replacement The lamp will eventually begin to project dark or dull pictures and finally will not light up. (Lamp’s life depends on operating conditions.) In such a case, replace the lamp with new one. CAUTION • If you use the projector mounted on the ceiling, ask the dealer to carry out the maintenance such as cleaning or replacement of the lamp. • When replacing, always use lamp “TLPL55” (sold separately). For details, refer to the lamp instruction.
Lamp replacement (continued) Notes • When the CALL button is pressed, the “Lamp time” (the approximate amount of time the lamp has been used) will be displayed. 39 • The lamp should be replaced if the total working time exceeds about 1,500 hours. 5 CONTENTS 65 Load a new lamp. Slide until it hits the bottom and tighten the two fixing screws. When the “Lamp time” is displayed as 1500 hours, the icon and a message appear. They will disappear when you do some operation.
Before calling service personal CONTENTS 66 Check the following points before asking for support service. Refer also to “Trouble indications”. 60 Symptom The power does not come on. The power turns off while Cause Firmly plug in the power cord. • The lamp cover is not attached correctly. Attach the cover correctly. • The ambient temperature of the projection room is too high. Lower the ambient temperature of the projection room, using the projector. No image appears. No sound is heard.
Before calling service personal (continued) Symptom The remote control does not Cause • The remote control is not facing the remote sensor. work. CONTENTS Correction Face the remote control transmitter toward the remote 67 Page 16 sensor on the projector. • The remote control is too far away. Operate within about 5 meters. • There is an obstruction between the remote control and the Remove the obstacle. 16 – • The batteries are exhausted. Replace the batteries.
Pin assignment of COMPUTER connector COMPUTER 11 6 1 15 10 5 Mini D-sub 15pin connector Pin No. 68 Input signal Analog R, G, B signal: 0.7V(p-p) 75Ω Horizontal sync signal: TTL level (positive/negative polarity) Vertical sync signal: TTL level (positive/negative polarity) Y signal: 1.0V(p-p) 75Ω PB, PR signal: 0.7V(p-p) 75Ω Description RGB input Video signal (Red) Video signal (Green) Video signal (Blue) GND GND GND (Red) GND (Green) GND (Blue) N.
Applicable signal 69 CONTENTS Applicable computer signal Signal Timing (Horizontal) The unit is applicable to the following signals. However, some computers may have different timings than those in the chart. Make the necessary adjustments if the Video picture has flickers or is blurred. A B Signal Timing (Vertical) G C H I Video H. Sync V.
Applicable signal (continued) CONTENTS 70 Timing chart (Continued) Mode **SXGA1152x864 75Hz **SXGA1280x960 60Hz **SXGA1280x960 85Hz **SXGA1280x1024 60Hz **SXGA1280x1024 75Hz **SXGA1280x1024 85Hz **UXGA60 **UXGA65 **UXGA70 **UXGA75 Resolution 1152 x 864 1280 x 960 1280 x 960 1280 x 1024 1280 x 1024 1280 x 1024 1600 x 1200 1600 x 1200 1600 x 1200 1600 x 1200 A B C D E fh (Pixels) (Pixels) (Pixels) (Pixels) (Pixels) (kHz) 256 312 224 248 248 224 304 304 304 304 1152 1280 1280 1280 1280 1280 1600 1600 160
Controlling the projector by using RS-232C CONTENTS 71 You can also control the projector by entering the command from a computer via RS-232C. Interface format Signal assignment of RS-232C 1 2 4 3 5 6 8 7 CONTROL RS-232C Pin No. 1 2 3 4 5 6 7 8 Signal RXD CTS DSR GND RTS N.C TXD N.
Controlling the projector by using RS-232C (continued) Classification Items/Status Picture Video mode (Continued) Signal format Shutter Screen size Position Adjustment Command Yes Yes Yes Yes Yes Yes Yes Yes Yes - Analog RGB Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Video Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes *2 Yes Yes Yes Yes S-Video Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes *2 Yes Yes Yes Yes Y/PB/PR Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Ye
Controlling the projector by using RS-232C (continued) Audio Display Adjustment Command Yes - Analog RGB Video S-Video Y/PB/PR Camera Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes
Controlling the projector by using RS-232C (continued) Input source setting Adjustment Command - Analog RGB Video S-Video Y/PB/PR Camera Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Ye
Controlling the projector by using RS-232C (continued) Adjustment Command - Analog RGB Video S-Video Y/PB/PR Camera Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes - Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes - Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes - Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes - Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Continued 75 Others Selection Command RESIZE Increase the enlargem
Specifications Main unit Power consumption 76 Liquid crystal display Projection system Panel size Driving system Picture elements TLP550/TLP551: TLP250/TLP251: 3-panel transmission 0.7 inches TFT active matrix 786,432 pixels (1024 x 768 dots) (H./V.) x 3 480,000 pixels (800 x 600 dots) (H./V.) x 3 Projection lens Lens Focusing Zooming Zooming lens F=2.0 to 2.4 f=14.5 to 17.4mm Manual operation Manual operation Document imaging camera (with camera model) Lens F = 2.8, f = 3.
Specifications (continued) CONTENTS 77 Sold separately Replacement lamp TLPL55 • The design and specifications are subject to change without notice. Others Trademarks NEC, PC-98 series are trademarks of NEC Corporation. VGA, SVGA, XGA, SXGA, UXGA are trademarks or registered trademarks of International Business Machines Corporation. Macintosh is a registered trademark of Apple Computer, Inc. Windows is a registered trademark of Microsoft Corporation in the U.S. and other countries.
