See also:

Adjusting the height
▷ To raise: pull. ▷ To lower: press the button, arrow 1, and push the head restraint down. ...

Maintenance
The battery is maintenance-free, i.e., the electrolyte will last for the life of the battery. Your service center will be glad to advise you on questions regarding the battery. ...

Status field
The following information is displayed in the status field at the top right: ▷ Time. ▷ Current entertainment source. ▷ Sound output, on/off. ▷ Wireless network reception ...