See also:

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 ...

Navigation data
Information on the navigation data 1. "Navigation" 2. Open "Options". 3. "Navigation system version": information on the data version is displayed. Updating the nav ...

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. ...