Dell 3400MP owner manual Troubleshooting Your Projector, Problem

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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.

Problem Possible Solution

No image appears on the screen

•Ensure that the lens cap is removed and the projector turned on.

•Ensure the external graphics port is enabled. If you are using a Dell portable computer,

press . For other computers, see your documentation.

•Ensure that all the cables are securely connected. See "Connecting Your Projector" on page 7."

•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 26").

•Run Self-diagnostic test. See "Self-diagnostic for Video" on page 26. Ensure that the colors of the test pattern are correct.

Troubleshooting Your Projector

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