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Optoma Optoma EP615H User Manual

Page 23

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If you are using a Notebook PC:
1. You are required to implement above steps of resolution setting of computer first.
2. Switch the Notebook PC display to the “external display only” or “CRT only”

mode.

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If you are experiencing difficulty in changing resolutions or your monitor freezes,
restart all the equipment and the projection display.

Problem: The screen of the Notebook or PowerBook computer is not displaying

your presentation.

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If you are using Notebook PC:
Some Notebook PCs may deactivate their own computers’ screens when a
second display device is in use. Each of them has different way to be reactivated.
Refer to your computer’s documentation for detailed information.

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If you are using an Apple PowerBook:
In Control Panels, open the PowerBook Display to select Video Mirroring “On”.

Problem: Image is unstable or flickering

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Use “Tracking” to correct it.

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Change the monitor color setting from your computer.

Problem: Image has vertical flickering bar

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Use “Frequency” to make an adjustment.

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Check and reconfigure the display mode of your graphic card to make it compatible
with the product.

Problem: Image is out of focus

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Adjust the Focus Ring on the projector lens.

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Make sure the projection screen is between the required distance (1.2m - 11m) from the
projector.

4. Follow above steps 1~2. Click on the “Advanced Properties ” button.
5. Select the “Change” button under the “Monitor” tab .
6. Click on “ Show all devices ”. Then select “ Standard monitor types ” under the

“ Manufactures ” box; choose the resolution mode you need under the “ Models”
box.

7. Verify that the resolution setting of the monitor display is less than or equal to

1024 x 768.