Switching the microphone to mute
When a call is active, the microphone can be muted.
1. "Telephone"
2. "Active calls"
3. 
"Microphone mute"
A microphone that has been switched to mute
is automatically reactivated:
► When a new connection is established.
► When switching between call parties.
See also:
Backup camera
The concept
The backup camera provides assistance in parking
and maneuvering backwards. The area behind
the vehicle is shown on the Control Display. ...
Multi-channel playback,
surround
Setting multi-channel playback,
surround
1. "CD/Multimedia", "Radio" or "Settings"
2. "Tone"
3. "Surround"
Surround
When surround is activate ...
Adjusting the height: manual head
restraints
The height of the outer head restraints can be
adjusted.
To raise: pull.
To lower: press the button, arrow 1, and
push the head restraint down.
...