Mercedes-Benz SL SERIES Operator's Manual page 490

Rear Seat Entertainment System
488
Remove discharged batteries A from the
X
tray.
Insert the new batteries. Observe the polar-
X
ity markings on the batteries and battery
compartment when doing so.
Left-hand battery: the positive pole (+)
must face upwards.
Right-hand battery: the positive pole (+)
must face downwards.
To close the battery compartment:
X
insert battery compartment cover = start-
ing with retaining lugs ? into the battery
compartment and allow catch tab ; to
engage in place.
Replacing cordless headphone batteries
The battery compartment is located on the
left headphone. The cordless headphones
require two type AAA, 1.5 V batteries.
To open the battery compartment: turn
X
battery compartment cover : counter-
clockwise and remove.
Remove the discharged batteries from the
X
tray.
Insert the new batteries. Observe the polar-
X
ity markings on the batteries and battery
tray when doing so.
To close the battery compartment:
X
replace battery housing cover : and turn
it clockwise until it engages.
If the batteries have been inserted cor-
rectly, the indicator lamp will light up green
when the headphones are switched on.
i
The operating duration of the headphones
with a set of batteries is up to 40 hours.
Basic functions
Using headphones
You can use the cordless headphones sup-
plied and/or up to two sets of corded head-
phones connected to the corresponding jack
of the rear-compartment screens
( page 484).
Y
Information on the cordless headphones
( page 486).
Y
Using the main loudspeakers
This function is available in conjunction with
COMAND.
You can use the vehicle loudspeakers to lis-
ten to a disc inserted in the rear-compartment
drive. To do so, at least one of the rear-com-
partment screens must be set to disc mode.
To set on COMAND: press the $ but-
X
ton, for example, to switch on an audio
mode.
Select Audio by sliding ZV the COMAND
X
controller and press W to confirm.
The Audio menu appears.
Select Rear by turning cVd the COMAND
X
controller and press W to confirm.
i
The headphones' volume setting does not
affect the main loudspeakers.