See also:

Adjusting volume
Turn knob 1next to the CD/DVD player until the desired volume is obtained. You can also adjust the volume with buttons on the steering wheel. ...

Menu navigation
You can use the thumbwheel and buttons 1 to navigate through the menus. ▷ Turn the thumbwheel: select a menu item. ▷ Press the arrow buttons: change between fields. ▷ Press th ...

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