Malfunction

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

    See also:

    Switching on/off
    Press the button. ▷ On: the LED lights up. ▷ Off: the LED goes out. The state is stored for the remote control currently in use. ...

    Controls
    Controls 1 Volume, on/off 2 Eject CD/DVD 3 CD/DVD drive 4 Change the entertainment source 5 Change station/track 6 Programmable memory buttons ...

    Opening the tone settings in the Options menu*
    1. "CD/Multimedia" or "Radio" 2. If necessary, select additional entries, for example, "FM" or "CD/DVD". 3. Open "Options". 4. "Tone" ...