See also:

Controls
The audio and video sources can be controlled using the: > Buttons near the CD/DVD player > iDrive > Buttons on the steering wheel, > Programmable memory keys, > Voice activation s ...

Resetting the tone settings
1. "CD/Multimedia", "Radio" or "Settings" 2. "Tone" 3. "Reset" ...

Switching off automatically
System switches off: above approx. 9 mph/ 15 km/h. Switch on the system again if necessary. ...