See also:

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 ...

Activating HDC
Press the button; the LED above the button lights up. ...

Destination entry via map
If you only know the location of a destination or street, then you can enter the destination with the aid of the map. Selecting the destination1.  "Navigation" 2.  "Map&qu ...