Epson 5510 - EMP 7250 XGA LCD Projector, Owner'S Manual, Page: 113 / 128

Problems with the Image or Sound
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the image source. Then check that the image source is
selected correctly. When NO SIGNAL is displayed, you
cannot access the Video (computer/video) menu.
❑
A blank screen is displayed.
The computer signal cannot be interpreted by the
projector. Verify the display format (see page 97, 98).
When you see a blank screen, you cannot access the
projector menus.
❑
The image or parts of the image are blurred or not
in focus.
Adjust the Brightness and Contrast settings on the Video
menu. If you’re viewing a computer image, also try
adjusting the Tracking and Sync buttons on the projector’s
operation panel.
There may be dirt or smears on the lens. Clean the lens as
described in Chapter 5, “Maintenance.”
❑
The colors of the image are not right.
The color balance may be incorrect. 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.
❑
There is no sound.
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. Also, make sure
that the Mute button is off.
The wrong source is selected. Press either the Computer or
Video button on the remote control or operation panel to
select the proper source.