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Appendices
Troubleshooting
If you experience problems with your projector, see the following troubleshoot-
ing tips. If the problem persists, contact your local reseller or service center.
Problem
No image appears on the
screen
Partial, scrolling or
incorrectly displayed
image
The screen does not dis-
play your presentation
Image is unstable or
flickering
Image has vertical flick-
ering bar
Image is out of focus
42
English
Possible Solution
Ensure that the projector is turned on.
y
Ensure that you have chosen the correct input source
y
on the OSD Source menu.
Ensure the external graphics port is enabled. If images
y
are not displayed properly, please upgrade the video
driver of your computer.
Ensure that all the cables are securely connected.
y
Ensure that the pins of the connectors are not bent or
y
broken.
Press the
Auto Adjust button on the control panel.
y
-
If you are using a portable computer, set the resolution of
the computer to WXGA (1280 x 800).
If you experience difficulty in changing resolutions, or
y
if your monitor freezes, restart all the equipment and
the projector.
If images are not displayed properly, please upgrade
y
the video driver of your computer.
If you are using a portable computer, press
y
output settings. Example: [Fn]+[F4].
Adjust the tracking in the OSD
y
Advanced menu (in PC Mode only).
Adjust the frequency in the OSD
y
the Advanced menu (in PC Mode only).
1.
Adjust the focus ring on the projector lens.
2.
Ensure that the projection screen is within the required
distance from the projector (3.18 ft [97 cm] to 8.48 ft
[258 cm]).
the toggle
Display settings of the
Display settings of
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