See also:

Tone control
You can alter various tone settings, e.g. treble and bass or the speed-dependent volume increase. The tone settings are applied to all audio sources. The settings are stored for the remote control ...

Automatic update
About twice a year, Sirius performs an update of the channel names and positions. The update takes place automatically and may take several minutes. ...

Changing the trip direction
Intermediate destinations are displayed in reverse order in the list. 1. "Map" 2. "Guidance" 3. Open "Options". 4. "Reverse order of trip dest." ...