See also:

Activating HDC
Press the button; the LED above the button lights up. ...

Controls
Controls 1 Volume, on/off 2 Change wave band 3 Change entertainment sources 4 Change station/track 5 Programmable memory buttons ...

Audio playback
Selecting the track using the button Press the button repeatedly until the desired track is played. Selecting a track via iDrive Audio CDs Select the desired track to begin playback. CDs/D ...