See also:

Switching off
Press the button repeatedly until the LEDs go out. ...

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 telepho ...

Supplementary text messages
Addition information, such as on the cause of a fault or the required action, can be called up via Check Control. The supplementary text of urgent messages is automatically displayed on the Cont ...