See also:

Sound output
Switching on/off When the ignition is switched off: press ON/OFF button on the radio. Muting When the ignition is switched on or the engine is running: press the ON/OFF button on the radio. ...

DTMF suffix dialing
DTMF suffix dialing can be used for gaining access to network services or for controlling devices, e.g., to make a remote inquiry of an answering machine. The DTMF code is needed for this purp ...

Help dialog for the voice activation system
Calling up help dialog: ›Help‹ Additional commands for the help dialog: ▷ ›Help with examples‹: information about the current operating options and the most important commands for them ar ...