Acer PD523P - Manual (Page 44)

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Wireless projection
Projection controls
Use the projection controls to perform various functions.
Hide
This feature projects a blank screen, so that you can make changes to a docu-
ment, or refer to confidential information as needed, without your audience
being able to see it.
Freeze
This feature freezes the projected image, so that you can make changes to a
document, or refer to confidential information as needed, without your audi-
ence being able to see it.
Projector remote control
Through the WPG, you are able to carry out many of the same functions that
the remote control allows you to perform, directly from your notebook.
Hotkey explanation
Click this button for a quick reminder of what the hotkey functions are.
<Ctrl> + <Shift> + <E> will toggle between full mode, and simplified mode: