Optoma TX7855 Manual page 61

The screen of the Notebook or PowerBook computer
is not displaying your presentation
If you are using a Notebook:
4
Some Notebooks may deactivate their own screens when a
second display device is in use. Each has a different way to
be reactivated. Refer to your computer's manual for detailed
information.
Image is unstable or flickering
Use Phase to correct it. See page 42 for more information.
4
Change the monitor color setting on your computer.
4
Appendices
English
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