Dell 1100MP, Owner'S Manual

Page: 24 / 978

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24
Troubleshooting Your Projector
Partial, scrolling, or
incorrectly displayed image
1
Press the
Resync
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 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 1024 x 768 pixels for
the external monitor port.
c
Press .
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, see your
documentation.
The screen does not display
your presentation If you are using a Dell portable computer,
press .
Image is unstable or flickering Adjust the tracking in the OSD
Computer
Image
tab.
Image has vertical flicering
bar Adjust the frequency in the OSD
Computer
Image
tab.
Image color is not correct • If your graphic card output signal is sync on
Green, and you would like to display VGA at
60Hz signal, please go into the OSD select
Management, select Signal Type, and then
select RGB.
• Run the Self-diagnostic test (see " Self-
diagnostic for video ") for preliminary
diagnostic on image color problem. 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
(3.9ft [1.2m] to 32.8ft [10m]).
Problem (continued) Possible Solution (continued)