See also:

Shoulder support
Also supports the back in the shoulder area: Results in a relaxed seating position. Reduces strain on the shoulder muscles. ...

Switching the interior lamps on and off
Switching the interior lamps on and off Press the button. To switch off permanently: press the button for approx. 3 seconds. To clear this setting: briefly press the button. ...

Opening the Options menu
Press the button. The "Options" menu is displayed. Additional options: move the controller to the right repeatedly until the "Options" menu is displayed. Options menu The ...