See also:

Multi-channel playback, surround
Choose between stereo and multi-channel playback, surround. Setting multi-channel playback, surround 1. "CD/Multimedia", "Radio" or "Settings" 2. "Tone" ...

Overview, instrument cluster
Overview, instrument cluster 1 Messages, e.g. Check Control     Time     Date     External temperature     Selection lists  & ...

Switching on/off
Press the button ...