Mercedes-Benz S-Class Operator's Manual page 123

Placing head restraints upright
Pull the rear head restraint upright until
it locks into position.
!
Make sure the head restraints engage
when placing them upright manually.
Otherwise their protective function
cannot be ensured.
Placing power head restraints* upright
Switch on ignition ( page 34).
Press switch 1 in the front center con-
sole and hold.
The rear head restraints will fold up-
right.
Controls in detail
Folding back and placing upright power
head restraints* with the switches in
the rear doors
You can fold the rear power head restraints
backward or upright using the head re-
straint folding switches in the respective
rear doors.
1 Head restraint switch, rear
Switch on ignition ( page 34).
or
Open the respective door.
Press switch up in direction of
arrow 1.
Seats
121