See also:

Malfunction
A Check Control message is displayed. Adaptive light control is malfunctioning or has failed. Have the system checked as soon as possible. ...

Status field
The following information is displayed in the status field at the top right: ▷ Time. ▷ Current entertainment source. ▷ Sound output, on/off. ▷ Wireless network reception ...

Switching on/off
Press the button ...