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 ...

Following part replacement
The same breaking in procedures should be observed if any of the components mentioned above have to be renewed in the course of the vehicle's operating life. ...

Removing the mobile phone
  Press the button and remove the mobile phone. ...