See also:

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

Filtering traffic bulletins
You can set which traffic bulletins appear on the map. 1. "Navigation" 2. "Map" 3. Open "Options". 4. "Traffic Info categories" 5. Select the desired cat ...

Switching off automatically
The system switches off and the LED goes out: After approx. 160 ft/50 m when driving forward. Above approx. 22 mph/36 km/h when driving forward. Switch on the system again if necessary. ...