Saving a function
1. Highlight the function via the iDrive.
2. 
Press
the desired button for more
than 2 seconds.
See also:
Playing music
Music search
All tracks for which additional information has
been stored can be accessed by the music
search. Tracks without additional information
can be called up via the corresponding album
...
Controls at a glance
Controls
1. Control Display
2. Controller with buttons
You can use the buttons to open the menus directly. The controller can be used to
select the menu items and create settings.
...
On/off and tone
The following audio and video sources share the same control elements and adjustments:
> Radio
> CD/DVD player
> CD changer
> Video
> External devices, e.g. MP3 player ...