User manual NEC MT810[1].TROUBLESHOOTING

[. . . ] This symbol warns the user that uninsulated voltage within the unit may be sufficient to cause electrical shock. Therefore, it is dangerous to make any kind of contact with any part inside of the unit. This symbol alerts the user that important information concerning the operation and maintenance of this unit has been provided. The information should be read carefully to avoid problems. 1 Precautions Please read this manual carefully before using your NEC MultiSync MT1020/MT810[1]. TROUBLESHOOTING LCD Projector and keep the manual handy for future reference. [. . . ] The largest the image can be is 300" (7. 6 m) when the projector is about 40. 03 feet (12. 2 m) from the wall or screen. Projection Distance and Image Size 350 300 250 235" 200 WIDE 150 100 50 27" 20" 0 0. 0 6. 56 (2. 0) TELE 300" Projection distance Width 13. 12 (4. 0) 19. 69 (6. 0) 26. 25 (8. 0) 32. 81 (10. 0) 40. 03 ft. (12. 2) (m) Projection Distance Height Screen size (diagonal) INSTALLATION 30 31 Using A Tabletop Or Cart 1. Place your LCD projector on a flat level surface at the optimal distance from the screen or wall so you realize the size image you want. (Avoid having bright room lighting or sun light directly on the screen or wall where you'll be projecting the image. ) 2. Connect the power cable, remove the lens cap and turn the projector on. (If no input signal is available, the projector will display a background image. ) 3. Ensure that the projector is square to the screen. (A) Top view screen ADJUST FOCUS ZOOM SELECT ENTER MENU (B) Side view 4. Move the projector left or right to center the image horizontally on the screen. To center the image vertically (B), lift the front edge of the projector and press the buttons on the front of the projector, just above the feet, to release the one-touch tilt feet. (There is approximately 10. 5° of up and down adjustment for the front of the projector. To fine tune the image's position vertically on the screen, rotate each front foot. All of these following display standards are supported: VGA 640 480 for graphics VGA 640 400 for graphics VGA 640 350 for graphics VGA 720 400 for text VGA 720 350 for text SVGA 800 600 XGA 1024 768* Macintosh at 1024 768* Macintosh at 640 480 Macintosh at 832 624 * indicates that this resolution is supported by MT1020 only. To connect to a PC, Macintosh or computer equipped with an XGA/SVGA/VGA adapter or compatible graphics adapter, simply: 1. Turn off the power to your LCD projector and computer. If your PC does not support XGA/SVGA/VGA you will need to install an XGA/ SVGA/VGA graphics board. Consult your computer's owner's manual for your XGA/SVGA/VGA configuration. If you need to install a new board, see the manual that comes with your new graphics board for installation instructions. 3. Use the MultiCable that's supplied to connect your PC or Macintosh computer to the LCD projector. For a PC, use the smaller 15-pin connector on the cable to connect to your computer's video port; use the larger 15-pin connector on the cable to connect to the projector's RGB 1 input. For Macintosh, use the larger 15-pin connector on the cable to connect to your computer's video port; use the smaller 15-pin connector on the cable to connect to the projector's RGB 2 input. (You can also use your own video cable if you wish. For a PC cable, use the smaller 15-pin connector RGB 2 on the projector. [. . . ] Or the lamp is burnt. TROUBLE SHOOTING 70 71 Common Problems & Solutions Problem Does not turn on Check These Items · Check that the cord is plugged in and that the power switch on the back panel is on. · Ensure that the air filter and filter panel are installed correctly. (See page 64. ) · Check the status light to see if the projector has overheated or the lamp usage exceeds 2100 hours. · Use the menu icons to select your source (Video, S-Video, RGB1 or 2). [. . . ]