See also:

Enabling DVD system
The DVD system can be enabled via iDrive. 1. "Settings" 2. "Allow rear control" 3. "Rear DVD system active" Rear DVD system active ...

Opening/closing the glass sunroof
When the sliding visor is open, proceed as described under Sliding visor. ...

Controls
Controls 1. Press: switch the DVD system on/off Turn: left headphone volume and vehicle volume 2. Eject CD/DVD 3. Beginning of track     Stop     Play ...