Fujitsu Siemens Computers V17-1 - Manual (Page 31)

General controls and adjustment
A26361-K961-Z100-1-5E19, edition 2 23
Audio
Bass
Treble
Sound Source
Exit
Sound Source
Main
Sub
Exit
i
When using the PIP feature in PC mode, you can listen to the sound of the sub screen
instead of the main screen. To do so:
► Select Audio.
► Select Sound Source.
► Select Sub.
Then adjust the volume of the Sub-display using VOL+ / VOL-.