See also:

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. ...

Switching on/off
Press the button. On: the LED lights up. Off: the LED goes out. The system can issue warnings at speeds above approx. 40 mph/65 km/h. The state is stored for the remote control currentl ...

System limits
Be alert Due to system limitations, warnings may be not be issued at all, or may be issued late or improperly. Therefore, always be alert and ready to intervene; otherwise, there is the danger ...