See also:

HD Radio™ reception
Many stations broadcast both analog and digital signals. If a digital radio network is available, these stations can be received digitally and thus with better sound quality. License conditions ...

Initialization after a power failure
After a power failure, it is only possible to raise the roof, if necessary. Have the system initialized by your service center. ...

Repeating a spoken instruction
1. "Navigation" 2. "Map" 3. Highlight the symbol. 4. Press the controller twice. ...