See also:

The concept
Indicator/warning lamps The indicator and warning lamps can light up in a variety of combinations and colors. Several of the lamps are checked for proper functioning when the engine is started ...

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

Mobile communication devices in the vehicle
Mobile communication devices in the vehicle It is not recommended to use mobile phones, such as mobile phones without a direct connection to an external aerial in the vehicle's passenger comp ...