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38 Troubleshooting Your Projector
Partial, scrolling, or
incorrectly displayed image
1
Press the
Auto Adjust
button on the remote
control or the control panel.
2
If you are using a Dell
™
portable computer, set
the resolution of the computer to WXGA
(1280x800) or XGA (1024 x 768):
a
Right-click the unused portion of your
Windows desktop, click
Properties
and then
select
Settings
tab.
b
Verify the setting is 1280x800 or 1024 x 768
pixels for the external monitor port.
c
Press (Fn+F8).
If you experience difficulty in changing
resolutions or your monitor freezes, restart all the
equipment and the projector.
If you are not using a Dell™ portable computer,
see your documentation.
The screen does not display
your presentation
If you are using a Dell™ portable computer, press
(Fn+F8)
.
Image is unstable or
flickering
Adjust the tracking in the OSD Display sub-
menu (in PC Mode only, see Tracking on
page 31).
Image has vertical flickering
bar
Adjust the frequency in the OSD Display sub-
menu (in PC Mode only, see Frequency on
page 31).
Image color is incorrect
• If the display receives the wrong signal output
from the graphics card, please set the signal type
to
RGB
in the OSD
Display
tab.
•Use
Test Pattern
in the
Others
menu. Ensure
that the colors of the test pattern are correct.
Image is out of focus 1
Adjust the focus ring on the projector lens.
2
Ensure that the projection screen is within the
required distance from the projector
(3.3 ft [1.0 m] to 39.4 ft [12 m]).
Problem
(continued)
Possible Solution
(continued)