Volume

▷ "Speed volume": speed-dependent volume control.
▷ "PDC": volume of the PDC signal compared to the entertainment sound output.
▷ "Gong": volume of the signal, such as the safety belt reminder, compared to the entertainment sound output.
▷ "Microphone": volume of the microphone during a phone call.

▷ "Loudspeak.": volume of the loudspeakers during a phone call.
The following volumes are only stored for the respective paired telephone: "Microphone", "Loudspeak.".

See also:

Convertible Faults
When the top is down, the 650i is truly magnificent. Very little wind intrudes on front passengers, and the car feels rigid — very rigid. Like a tank. The cruising experience is terrific right un ...

Functional requirements
There are no external sources of interference nearby. To lock the vehicle, the remote control must be located outside of the vehicle. The next unlocking and locking cycle is not possib ...

Deleting the button assignments
1. Press buttons 1 and 8 simultaneously for approx. five seconds. 2. "OK" ...