See also:

Screw thread
Push out the cover by pressing on the top edge. ...

Closing
1. Return the rear seat backrest to the upright seating position and engage it. Ensure that the lock is securely engaged When folding back the backrest, be sure that it locks in place securel ...

Connecting headphones
You can connect headphones with a jack plug or operate them using the infrared interface. To enable optimal use of the infrared interface, use infrared headphones that comply with the IEC 61603 ...