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. ...

Setting the compass zones
Sets the particular compass zones on the vehicle so that the compass operates correctly; refer to World map with compass zones. World map with compass zones World map with compass zones Proce ...

Speed limit
Display of a speed limit which, when reached, should cause a warning to be issued. Renewed warning if the vehicle speed drops below the set speed limit once by at least 3 mph/ 5 km/h. Displayi ...