User manual NEC MT820

[. . . ] MultiSync MT 820/1020 NEC Multimedia Theatre NEC Multimedia Theatre NEC Technologies, Inc. Arlington Heights Road, Suite 500 Itasca, Illinois 60143-1248 ® TM Part No. 78409011 Printed in Japan LCD Projector User's Manual TM IMPORTANT INFORMATION CAUTION TO PREVENT SHOCK, DO NOT OPEN THE CABINET. This symbol warns the user that uninsulated voltage within the unit may be sufficient to cause electrical shock. [. . . ] 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. Increase or reduce the size of the projected image by pressing the "Zoom" (+) or (­) buttons on the remote control or top of the cabinet. INSTALLATION PUSH POWER ON/OFF STATUS 32 33 WARNING · · · · Only use your LCD projector on a solid, level surface. If the projector falls to the ground, you can be injured and the projector severely damaged. The projector must be used at temperatures between 32°F (0°C) and 104°F (40°C). This will harm the screen image. Screen size = diagonal(inch) Distance from optical axis center Ensure that you have adequate ventilation around your LCD projector so heat can dissipate. Do not cover the vents on the bottom or the side of the projector. 1. 64 ft (0. 5 mm) 0 1. 43 ft (435. 2 mm) 235"-300" Optical axis center line 165"-222" 115"-150" 77"-100" 47"-60" 20"-27" Screen center line (Telephoto) 6. 5° 8. 5° Ceiling Installation Installing your MultiSync MT1020/MT820 LCD Projector on the ceiling must be done by a qualified technician. Do not attempt to install the projector yourself. NOTE : Distances may vary ± 5%. 3. 28 ft (1 m) 13. 39 ft (4081. 9 mm) Screen center line (Wide) 13. 12 ft (4 m) 19. 69 ft (6 m) 26. 25 ft (8 m) 40. 03 ft (12. 2 m) 39. 37 (12) 36. 09 (11) 32. 81 (10) 29. 53 (9) 26. 25 (8) 22. 97 (7) 19. 69 (6) 16. 40 (5) 13. 12 (4) 9. 84 (3) 6. 56 (2) 7. 87 ft (2. 4 m) 13. 12 ft (4 mm) 3. 28 (1) 0 (ft) 0 (m) Distance from lens surface If your projector is mounted on the ceiling and your image is upside down, use the "Menu" and "Select" buttons on your projector cabinet or (v) (w) buttons on your remote control to correct the orientation. (See page 60. ) Reflecting The Image Using a mirror to reflect your LCD projector's image enables you to enjoy a much larger image. If you're using a mirror and your image is inverted, use the "Menu" and "Select" buttons on your projector cabinet or (v) (w) buttons on your remote control to correct the orientation. (See page 60. ) Mirror Screen Rear Screen Projection You can use your MultiSync MT1020/MT820 LCD projector to project an image from the rear onto a transparent screen. The distance the projector must be from the screen is the same as if you were projecting the image from the front. If you're projecting the image from the rear and your image is inverted, use the "Menu" and "Select" buttons on your projector cabinet or (v) (w) buttons on your remote control to correct the image. [. . . ] Status Blinking very rapidly (On and off in a cycle of 1 sec. ) Blinking rapidly (On and off in a cycle of 4 sec. ) Blinking Slowly (On and off in a cycle of 8 sec. ) Blinking very slowly (On and off in a cycle of 12 sec. ) The cooling fan has stopped. Turn off the projector, wait one minute, then turn the projector back on. 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. [. . . ]