See also:

Sound output
Switching on/off When the ignition is switched off: press ON/OFF button on the radio. Muting When the ignition is switched on or the engine is running: press the ON/OFF button on the radio. ...

Automatic-Transmission
Starting the engine 1. Depress the brake pedal. 2. Press the Start/Stop button. The ignition is activated automatically for a certain time and is stopped as soon as the engine starts. ...

Switching on automatically
With the engine running or the ignition switched on, shift the selector lever into position R. ...