On/off and tone

The following audio and video sources share the same control elements and adjustments:

> Radio
> CD/DVD player
> CD changer
> Video
> External devices, e.g. MP3 player

See also:

General information
Do not adjust while driving Do not adjust the steering wheel while driving; otherwise, an unexpected movement could result in an accident.◀ ...

General information
The sound settings are stored for the remote control currently in use. ...

Switching between letters and numbers
Depending on the menu, you can switch between entering letters and numbers: ...