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:
Signal tones
When approaching an object, an intermittent
tone is sounded that indicates the position of the
object. For example, if an object is detected to
the left rear of the vehicle, a signal tone sounds ...
Avoiding unintentional alarms
The tilt alarm sensor and interior motion sensor
can be switched off together, such as in the following
situations:
▷ In duplex garages.
▷ During transport on car-carrying trains, at ...
Tilting the glass sunroof
Push switch upward briefly.
▷ Closed roof is tilted open.
▷ The opened roof closes until
it is in its tilted position. The
sliding visor stays completely
open. ...