See also:

Navigation data
Information on the navigation data 1. "Navigation" 2. Open "Options". 3. "Navigation system version": information on the data version is displayed. Updating the nav ...

Switching the system on/off
Switching off At the lowest fan speed, press the left side of the button on the driver's side. Switching on Press any button. ...

Deleting the button assignments
1. Press buttons 1 and 8 simultaneously for approx. five seconds. 2. "OK" ...