Epson PowerLite 7850p User Manual page 183

Epson multimedia projector user's guide
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The image isn't square, but keystone-shaped.
If the top or bottom of the image is broader, press the
button on the projector until the image is square.
Sync -
If the projector is angled toward the screen from the left or right,
the image will be broader on one side. Center the projector in
front of the middle of the screen, facing the screen squarely. If this
doesn't work, press the
projection until the image is square.
If the image has no parallel sides, use Quick Corner. Press the
button, select the
Menu
Finally, select
Quick Corner
pointer button. See page 37 for details.
The image contains static or noise.
Make sure the correct
menu (see Chapter 6).
If you're using a computer cable longer than 6 feet (2 meters), or
an extension cable, the image quality may be reduced.
Keep your computer and video cables away from the power cord
as much as possible to prevent interference.
The video signal may be split between the computer and the
projector. If you notice a decline in the projected image quality
when the image is displayed simultaneously on your laptop
computer and the projector, turn off the laptop's LCD display.
The image is blurry.
There may be dirt or smears on the lens. Clean the lens as
described on page 168.
Adjust the focus using the focus ring.
Make sure the lens is not fogged by condensation. You may need
to wait before using the projector after moving it from a cold
environment to a warm environment.
or
Tracking +
Tracking -
menu, then select
Setting
and make your adjustments with the
is selected in the Setting
Input Signal
or
Sync +
button on the
.
Keystone
Solving Problems
183

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