See also:

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

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 ...

Selecting a station
Press the knob if the sound output is switched off. 1.  "Radio" 2.  "FM" or "AM" 3.  Select the desired station. The selected station is stored ...