Correcting Computer Images
If you've connected a
computer and the image
doesn't look right or fit
properly on the screen, press
the
button on the
Auto
remote control (or the
button on the
Auto/Enter
projector's control panel).
This automatically resets the projector's tracking, sync,
resolution, and position settings.
Note: You must be projecting an image for this button to have
any effect. The
button works only with computer images.
Auto
Also, make sure the correct
such as
—has been selected in the Setting menu.
Analog RGB
Alternatively, you can cycle through the input settings using
the corresponding source button (
control until you see your device.
If vertical stripes appear in the projected image and the
button doesn't correct the problem, hold down the
button on the projector's control panel while pressing either
the
or the
Tracking +
Tracking –
If the image appears fuzzy or flickers and the
doesn't correct the problem, hold down the
pressing either the
Sync +
Note: Also make sure you have selected the correct Computer or
BNC Input option in the Setting menu for your computer. See the
User's Guide for more information.
or
option—
Computer
BNC Input
,
) on the remote
Comp
BNC
Shift
button.
button
Auto
button while
Shift
or
button.
Sync –
Projecting Images Without a Screen
Even if you don't have a screen, you can project images onto
surfaces like blackboards and colored walls without loss of
image color. Your projector has a sensor that measures the
Auto
conditions of the projection surface and automatically adjusts
button
the colors and shading of your image. For example, if you're
projecting onto a surface near a window, your image appears
clear and well-defined rather than faint.
Making Initial Color Corrections
Press the
Wall Shot
either the remote control or the
projector's control panel while
projecting an image.
Wall Shot's status appears in
Auto
the upper right corner of your
screen. Then you see a sequence
of colors flash for approximately
five seconds while the sensor
measures the conditions of the
projection surface and adjusts
the image.
Note: If the status message indicates that Wall Shot is off, press the
button again to turn it on.
Wall Shot
When you turn off the projector, it stores the correction values
obtained by the last Wall Shot measurements. This is useful if
you're projecting against the same surface and under the same
conditions. To retrieve these corrections, just press the
button again while projecting an image.
Shot
Adjusting Color Corrections for a New
Surface
Follow these steps to adjust the correction values if you're
projecting on a new surface or in a new location:
1. Press the
projector while you're projecting an image. Wait for the
Wall Shot status screen.
2. Press the
Readjustment
You see a sequence of colors flash for about five seconds as
the projector adjusts the color correction values for the new
projection surface.
5/03
EPSON PowerLite 7800p Projector
button on
button on the remote control or
Wall Shot
button until you see
Wall Shot
on the status screen.
EPSON PowerLite 7800p Projector
Wall Shot ON
Wall
Wall Shot
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