See also:

Changing batteries
Batteries are required for the remote control and for the two sets of cordless headphones. WARNING Keep the batteries out of the reach of children. Consult a doctor immediately if a child sh ...

Back button
Press briefly:  - Back  - Switches off the Voice Control System  - Hides display messages or calls up the last Trip menu function used  - Exits the telephone bo ...

Outside temperature display
The outside temperature display is in the multifunction display. WARNING The outside temperature indicator is not designed to serve as an ice-warning device and is therefore unsuitable for t ...