Appendices; Troubleshooting - Optoma EP729 Manual

Appendices

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Troubleshooting

If you experience trouble with the projector, refer to
the following information. If the problem persists, please
contact your local reseller or service center.
Problem: No image appears on screen.
Ensure all the cables and power connections are correctly and
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securely connected as described in the "Installation" section.
Ensure the pins of connectors are not crooked or broken.
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Check if the projection lamp has been securely installed. Please
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refer to the "Replacing the lamp" section.
Make sure you have removed the lens cap and the projector is
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switched on.
Ensure that the "Hide" feature is not turned on.
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Problem: Partial, scrolling or incorrectly displayed image.
Press "Auto" on the Remote Control or press "Re-sync" on the
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Control Panel.
If you are using a PC:
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For Windows 3.x:
1. In the Windows Program Manager, double click the "Windows
Setup" icon in the Main group.
2. Verify that your display resolution setting is less than or equal
to 1280 x 1024.
For Windows 95, 98, 2000, XP:
1. From the "My Computer" icon, open the "Control Panel"
folder, and double click the "Display" icon.
2. Select the "Settings" tab
3. Click on the "Advanced Properties" button.
If the projector is still not projecting the whole image, you will
also need to change the monitor display you are using. Refer to
the following steps.