Correcting Computer Images - Epson PowerLite 7900p Product Information

Epson PowerLite 7900p Projector
It takes about one second after projection starts for the image
to be corrected. During this time, a vertical keystone
correction gauge appears on the screen.
If your image is still distorted, you can correct it as follows:
If the image has two parallel
sides but is wider on the top,
bottom, left, or right, you can
correct it using the
Keystone
keys on the projector's control
panel or the Keystone menu
(see "Using Keystone
Correction" below).
If no two sides of the image
are parallel, you can adjust its
shape using Quick Corner
described below.
You cannot use both keystone
correction and Quick Corner at
the same time.
Using Keystone Correction
To adjust your image when it is wider on one side, do one of
the following:
Look at the shapes of the icons on the
projector's four
Keystone
Press the button whose icon is the
opposite shape of your screen image.
Continue pressing the button until
you are satisfied with the shape of the
image.
Note: The image will be slightly shorter after adjusting. If it's
important to maintain the correct aspect ratio, use the menu
system to perform keystone correction, as described below,
then adjust the Height setting as needed.
Press the button on the remote control and select the
Menu
menu. From the Setting menu, select
Setting
in the Keystone menu. Select
Keystone
vertical keystone distortion) or
keystone distortion). Use the
remote control to adjust the keystone setting as needed.
Using Quick Corner
When no two sides of the image are parallel, use Use Quick
Corner to correct it.
1. Press the button.
Menu
2. Select the menu.
Setting
3. From the Setting menu, select
4. Select .
Quick Corner
8 Epson PowerLite 7900p Projector
-
Keystone correction
Keystone correction
as
™
Quick Corner correction
buttons.
H/V-
V-Keystone
(for horizontal
H-Keystone
pointer button on the
.
Keystone
You see this screen:
5. Press the
Enter
the corner you want to adjust.
6. Use the
the remote control (or the
arrow buttons on the projector)
to adjust the shape.
7. Repeat steps 5 and 6 as needed
to adjust the remaining corners.
8. When done, press the
If
Quick Corner
Quick Corner screen appears whenever you press the
projector's
Keystone
through 8 above to correct the shape of your image, or press
to exit Quick Corner.
ESC

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
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
The projector should automatically detect the correct source.
However, if the image color doesn't look right even after you
press the
Auto
to select the source. See page 5 for details.
If vertical stripes appear in the projected image and the
button doesn't correct the problem, hold down the
(for button on the projector's control panel while pressing either
the
Tracking +
If the image appears fuzzy or flickers and the
doesn't correct the problem, hold down the
pressing either the
9/04
button to select
pointer button on
[
[ [
[ESC] [ESC] :Return (Press 1 second to
button to exit the menu system.
ESC
remains selected in the Keystone menu, the
buttons. You can then follow steps 5
button on the
button works only with computer images.
Auto
button, try pressing the correct source button
or the button.
Tracking –
or button.
Sync + Sync –
/ ]:Adjust Adjust
] ] :Move next :Move next
:Return (Press 1 second to
reset) reset)
Auto
button
Auto
Shift
button
Auto
button while
Shift