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 ...

Switching on/off manually
Switching on/off manually Press the button. ▷ On: the LED lights up. ▷ Off: the LED goes out. ...

Opening the main menu
Press the button. The main menu is displayed. All iDrive functions can be called up via the main menu. ...