4 Troubleshooting Your Projector - Dell 1100MP Owner's Manual

Problem (continued)
Partial, scrolling, or
incorrectly displayed image
The screen does not display
your presentation
Image is unstable or flickering Adjust the tracking in the OSD Computer
Image has vertical flicering
bar
Image color is not correct
Image is out of focus
24
Troubleshooting Your Projector
Possible Solution (continued)
Press the Resync button on the remote
1
control or the control panel.
If you are using a Dell portable computer, set
2
the resolution of the computer to XGA
(1024 x 768):
Right-click the unused portion of your
a
Windows desktop, click Properties and
then select Settings tab.
Verify the setting is 1024 x 768 pixels for
b
the external monitor port.
Press .
c
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.
If you are using a Dell portable computer,
press .
Image tab.
Adjust the frequency in the OSD Computer
Image tab.
• 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.
Adjust the focus ring on the projector lens.
1
Ensure that the projection screen is within
2
the required distance from the projector
(3.9ft [1.2m] to 32.8ft [10m]).