See also:

Text messages
Text messages at the upper edge of the Control Display explain the meaning of the displayed indicator and warning lamps. ...

What to do if...
Only a black screen is visible. Switch on the system. There are no options available on the screen. Switch over between the display screens. Radio stations or TV channels are grayed out ...

Equalizer
Setting for individual audio frequency ranges. Adjusting the equalizer 1. "CD/Multimedia", "Radio" or "Settings". 2. "Tone". 3. "Equalizer". 4. S ...