InFocus LP740B User Manual page 43

Problem: Image is out of focus
Turn the projection lens to focus the image.
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Make sure the projection screen is at least 5 feet (1.5 m) from
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the projector.
Check the projection lens to see if it needs cleaning.
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Problem: Image and menus are reversed left to right
Rear projection mode is probably turned on. Turn "Rear" off in
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the Custom Setup menu. The image should immediately
return to forward projection. See "Image Mode" on page 21.
Problem: the projector displays vertical lines, "bleeding" or
spots
Adjust the brightness. Refer to "Bright" on page 15 for more
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information.
Check the projection lens to see if it needs cleaning.
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Problem: no sound
Adjust volume.
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Verify audio/input connections.
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Adjust audio source.
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Problem: Image is "noisy" or streaked
Adjust the synchronization and tracking manually to find an
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optimal setting. See Sync and Tracking on page 18.
The problem could be with your computer's video card. If
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possible, connect a different computer.
Problem: Projected colors don't match the computer or video
player's colors
Adjust the brightness, tint and/or contrast from the menus.
•
Just as there are differences in the displays of different moni-
tors, there are often differences between the computer image
and the projected image. Refer to "Bright" on page 15, or Tint
or Contrast on page 18.
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