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Troubleshooting Your Projector - Dell 4320 User Manual

Dell 4320: user guide.
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Also See for 4320
Specifications - 2 pages
User manual - 121 pages
User manual - 121 pages

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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 115).
Problem
No image appears on the
screen
Possible Solution
• Ensure that the lens cap is removed and the
projector is turned on.
• 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 10.
• 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 106).
• 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
4
101

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4220

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