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:
Resetting the tone settings
All tone settings can be reset to the default setting.
1. "CD/Multimedia", "Radio" or "Settings"
2. "Tone"
3. "Reset" ...
Switching the system on/off
Switching off
At the lowest fan speed, press
the left
side of the button on the driver's side.
Switching on
Press any button. ...
Functional requirements
The system must have been initialized when the
tire inflation pressure was correct; otherwise,
reliable signaling of a flat tire is not ensured. Initialize
the system after each correction of th ...