User`s guide

4
Troubleshooting Your Projector
If you experience problems with your projector, see the following troubleshooting
tips. If the problem persists, contact Dell™ (see Contacting Dell™ on page 144).
Problem
No image appears on the
screen
Fn
F8
CRT/LCD
Possible Solution
• Ensure that you have chosen the correct
input source on the INPUT SOURCE
menu.
• Ensure the external graphics port is
enabled. If you are using a Dell™ laptop
computer, press
(Fn+F8). For
other computers, see your respective
documentation. If images are not displayed
properly, please upgrade the video driver of
your computer. For Dell computers, see
support.dell.com.
• Ensure that all the cables are securely
connected. See "Connecting Your
Projector" on page 13.
• Ensure that the pins of the connectors are
not bent or broken.
• Ensure that the lamp is securely installed
(see "Changing the Lamp" on page 134).
•Use Test Pattern in the Projector Settings
of the Advanced Settings menu. Ensure
that the colors of the test pattern are
correct.
Troubleshooting Your Projector 126