See also:

Overview: changing bulbs/bulb types
You can change the following bulbs. The bulb type can be found in the legend. Bi-Xenon headlamps (vehicles with halogendaytime running lamps) 1 High-beam spot lamp: H7 55 W Bi-Xenon headlamps ...

Cleaning the steering wheel and gear or selector lever
  Thoroughly wipe with a damp cloth or use leather care agents that have been recommended and approved by Mercedes- Benz. ...

Inserting and removing DVDs
Proceed as described in the "Inserting and ejecting CDs and DVDs" section. ...