Troubleshooting Your Projector 63
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
(1280 x 800) or XGA (1024 x 768):
a
Right-click the unused portion of your
Microsoft
®
Windows
®
desktop, click
Properties
and then select
Settings
tab.
b
Verify that the setting is 1280 x 800 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. If images
are not displayed properly, please upgrade the
video driver of your computer. For a Dell
computer, see support.dell.com.
The screen does not display
your presentation If you are using a portable computer, press
(Fn+F8)
.
Image is unstable or flickering Adjust the tracking in the OSD Display sub-
menu (in PC Mode only).
Image has vertical flickering
bar Adjust the frequency in the OSD Display sub-
menu (in PC Mode only).
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 Pat ter n
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
(1.64 ft [0.5 m] to 10.83 ft [3.3 m]).
Problem
(continued)
Possible Solution
(continued)