Lumbar support

The curvature of the seat backrest can be adjusted in such a way that it supports the lumbar region of the spine. The lower back and the spine are supported for upright posture.

▷ Press the front/rear section of

▷ Press the front/rear section of the switch.

The curvature is increased/ decreased.

▷ Press the upper/lower section of the switch.

The curvature is shifted up/ down.

    See also:

    Brightness
    Setting the brightness To set the brightness of the Control Display: 1. "Settings" 2. "Control display" 3. "Brightness" 4. Turn the controller until the desired ...

    Service and Warranty Information Booklet for US models and Warranty and Service Guide Booklet for Canadian models
    Please consult your Service and Warranty Information Booklet for US models and Warranty and Service Guide Booklet for Canadian models for additional information on service requirements. Mainten ...

    Switching the microphone to mute
    When a call is active, the microphone can be muted. 1. "Telephone" 2. "Active calls" 3. "Microphone mute" A microphone that has been switched to mute is automa ...