Dukane 28A8040 Operating Manual page 21

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
800 x 600.
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.
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.
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.
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
Use "Tracking" to correct it.
Change the monitor color setting from your computer.
Problem: Image has vertical flickering bar
Use "Frequency" to make an adjustment.
Check and reconfigure the display mode of your graphic card to make it compatible
with the product.
Problem: Image is out of focus
Adjust the Focus Ring on the projector lens.
Make sure the projection screen is between the required distance (1.2m - 11m) from the
projector.
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