See also:

Vehicle battery
Maintenance The battery is maintenance-free, i.e., the electrolyte will last for the life of the battery. Your service center will be glad to advise you on questions regarding the battery. Batt ...

Tone
Only treble and bass can be set in the rear for headphones. The settings are made separately for the left and right headphones. Operation is the same as for the front tone. ...

Opening the favorites
If an activated favorite is being played, the message "Favorite alert!" appears for approx. 20 seconds. Select "Favorites" while the alert message is being displayed. The ...