See also:

Adjusting the volume
Turn the knob until the desired volume is selected. The setting is stored for the remote control currently in use. The vehicle automatically adjusts the volume of the microphone on the telephone ...

Messages after trip completion
Special messages that are displayed during driving are displayed again after the ignition is switched off. ...

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. ...