See also:

General information
If you are no longer able to move the roller sunblind for the rear window after having activated it a number of times in a row, the system is blocked for a limited time to prevent overheating. ...

Switching spoken instructions on/off
The setting is stored for the remote control currently in use. 1. "Navigation" 2. "Map" 3. "Voice instructions" ...

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. ...