Dell Projector 2300MP - Manual (Page 31)

Troubleshooting: Dell 2300MP Projector
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Troubleshooting: Dell™ 2300MP Projector
No image appears on the screen
Partial, scrolling, or incorrectly displayed image
The screen does not display your presentation
Image is unstable or flickering
Image has vertical flickering bar
Image color is not correct
Image is out of focus
The image is stretched when displaying 16:9 DVD
Image is reversed
Lamp is burned out or makes a popping sound
Self-diagnostic for video
The remote control is not operating smoothly or operating in very limited range
If you experience problems with your projector, see the following troubleshooting tips. If the problem persists, contact
Dell .
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, consult your owner's manual.
Ensure that all the cables are securely connected as described in " Connecting the
Projector ."
Ensure that the pins of the connectors are not bent or broken.
Ensure that the lamp is securely installed (see " Changing the Lamp ").
Run "Self-diagnostic test" (see " Self-diagnostic for video ") for preliminary diagnostic on
projection problem for video. Ensure that the colors of the test pattern are correct.
Partial, scrolling, or incorrectly displayed image
Press the Resync button on the remote control or the control panel .
If you are using a Dell portable computer (for other computers consult your owner's
manual):
1. Set the resolution of the computer to XGA (1024 x 768):
1a) Right click on the unused portion of your Windows desktop-» Properties-»
Settings tab.
1b) Verify the "Screen area" slide bar is set to 1024x 768 pixels for the external