See also:

Deactivating HDC
Press the button again and the LED goes out. HDC is automatically deactivated above approx. 37 mph/60 km/h. ...

The concept
The voice activation system can be used to operate functions by means of spoken commands. Most menu items on the Control Display can be voiced as commands. The system prompts you to make ...

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. ...