User manual EPSON EMP-7250

[. . . ] Important Information Please read the following important information about your projector. Important Safety Information Warning: Never look into the projector lens when the lamp is switched on as the bright light can damage your eyes. Warning: Never open any covers on the projector except the lamp and filter covers. Dangerous electrical voltages inside the projector can cause severe injury. Except as specifically directed in this Owner's Manual, do not attempt to service this product yourself. [. . . ] Connect the plug at the other end of the audio/video cable to the audio output jacks of the video source. For S-Video, insert one end of an S-Video cable into the projector's S-Video connector. Insert the other end into the S-video-out jack of your video source. S-Video connector S-Video cable 6. For component, insert three ends of a BNC cable into the projector's R/R-Y, G/Y and B/B-Y jacks. Insert the opposite ends of the cable into the Y/Video, C/R-Y, and B-Y jacks on your component video source. (Don't insert any of the cable ends into the HD/Sync and VD jacks. ) 7. Note: When the Computer 2/BNC switch is set to BNC, the projector is unable to project the Computer 2 image signal. Note: Use a standard BNC cable, which you can purchase from any computer store. The 5BNC video cable supplied by EPSON as an optional accessory does not work with component video. ssssss Connecting to a Computer 31 Connecting to an External Speaker or PA System Although the projector's internal speakers are enough for most small- or medium-size rooms, you can connect the projector to an external speaker or public address (PA) system for large rooms or to gain maximum benefit from the projector's built-in 3D sound function. To connect the projector to an external sound system, you need to obtain an RCA-to-3. 5 mm stereo audio cable. Connect the cable's 3. 5 mm stereo miniplug to the projector's Audio Out jack. Audio Out jack stereo audio cable 3. Insert the cable's red plug into the Audio R jack, and the white plug into the Audio L jack. Note: The internal speakers are disabled when an external audio system is used. ssss 32 s s s s s s s s s s s s s s s 2 Using the Projector This chapter provides the following information about using your projector: · Turning the equipment on and off · Focusing and positioning the screen image · Controlling the projector with the remote control and the operation panel · Monitoring the projector's operating status ssssss 33 The illustration below identifies the parts of your projector. operation indicator operation panel speaker remoto control receiver zoom ring focus ring speaker front foot foot adjust lever ssss 34 Turning the Equipment On and Off Turn on the projector and its attached equipment in the following order. Computer When you turn off the equipment, do so in the reverse order. Turning the Projector On and Off 1. When you plug in the projector power cord, the power indicator flashes orange for few seconds. If computer or video equipment is attached, the computer or video signal is projected. It is especially important that children are not allowed to look into the lens. Caution: When turning the projector on or off with the remote control, be sure to turn the remote control on first with the power switch. ssssss Turning the Equipment On and Off 35 After you press the power button to turn off the projector, a confirmation message appears. The fan will remain on and the operation indicator will flash orange for about one minute as the projector cools down. operation indicator When the projector has cooled down, the operation indicator stops flashing and remains orange. Note: If you press the Power button to turn the projector back on while the operation indicator is orange, there may be a delay before a projected image appears. ssss 36 Focusing and Positioning the Screen Image When an image appears on the screen, check that it is in focus and correctly positioned on the screen. zoom ring focus ring · To focus the image, rotate the focus ring (the outer ring on the lens). Rotate the zoom ring clockwise to make the image larger, or counterclockwise to make it smaller. ssssss Focusing and Positioning the Screen Image 37 If you need to raise or lower the image on the screen, extend or retract the two feet at the bottom of the projector as follows: 1. Stand behind the projector and support the front of it while you lift the foot adjust levers above the feet. [. . . ] Clean the lens as described in Chapter 5, "Maintenance. " u The colors of the image are not right. If you're displaying a computer image, adjust the red, green, and blue settings in the Video menu. If you're displaying video, adjust the Color and Tint (NTSC only) settings on the Video menu. First check that the volume setting is not turned all the way down and that the audio/video cable is securely attached to both the projector and the audio source. [. . . ]