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:
Programmable memory buttons
General information
The Owner's Manual can be stored on the programmable
memory buttons and called up directly.
Storing
1. "Owner's Manual" Select via the iDrive.
2. Press the desired ...
Ventilation in rear, center
▷ Thumbwheels for adjusting the temperature,
arrows 1.
Toward blue: colder.
Toward red: warmer.
▷ Lever for changing the air flow direction, arrow
2.
▷ Thumbwheels for open ...
Hiding Check Control messages
Press the computer button on the turn signal
lever.
► Some Check Control messages are displayed
continuously and are not cleared until
the malfunction is eliminated. If several
malfunct ...