You see a screen like this:
1
Power button control
2
Selects the Computer port source
3
Selects Video and HDMI port sources
4
Freeze button control
5
A/V Mute button control
6
Page up and Page down button controls
7
Searches for sources
8
Selects the network source
9
Selects the USB Display or USB device source
10
Volume button controls
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