Supported Data Formats (USB devices)
The following data types are supported:
R MP3: CBR, VBR (up to 320 kbit/s)
R WMA: CBR, VBR (up to 320 kbit/s)
In order to display the metadata during
playback, ID3 tags (version 1.x, 2.3, 2.4) and
WMA tags in ASCII and UTF16 coding are
supported.
Notes on USB Devices
R In order to keep the initialisation time short,
do not store data other than music files on
the USB device.
R Up to eight directory levels with up to 1,000
tracks are supported.
R Do not use a USB extension cable or
adapter. These may impair functionality.
R Playlists are searched for in the
background on the USB device and, if
available, are offered beside folders in a
separate category.
R You can only use USB devices formatted
with the file system format FAT (File
Allocation Table).
i Files protected with DRM (Digital Rights
Management) are not supported by the
Media Interface.
Connecting External Devices
You will find the connection sockets in the
glove compartment.
Never connect more than one device at a
time. Please consult a Mercedes-Benz
Service Center for further information.
i Do not leave external devices in the
vehicle, as functionality cannot be
guaranteed above certain temperatures
(such as inside a vehicle in direct sunlight).
Mercedes-Benz does not take
responsibility for any damage to external
devices.
1Connection socket for 1/8 inch jack plug,
for MP3 players, for example.2iPod ®
plug for connecting an iPod ®3USB socket for connecting a USB device4Example device: iPod®XConnect the external device using
appropriate connection 1, 2 or 3.
Never connect more than one device at a
time. You will otherwise not be able to play
back from the external device.
COMAND activates the device.
If you remove a device, the No Device
Connected message appears.
i The connected iPod ®
or USB device
should not be operated with a remote
control (such as a Bluetooth remote
control) while it is being operated with
Media Interface, as this could cause
unforeseen technical difficulties.
i The initialisation period may be extended
if you connect an iPod ®
or USB device
which has a fully discharged battery.
i Error messages appear while the device
is being activated if:
R you have connected two devices at the
same time
R COMAND does not support the device
connected
R the device connected consumes too
much power
R the Media Interface connection is
defective
148Media InterfaceAudio
Switching ON/Off the Wireless headsetXPress button ?.
Depending on the previous state the
headset is switched on or off. In order to
preserve battery charge, the headset is
switched off if there is no IR signal
reception for appr. 3 minutes.
Setting the Wireless Headset Volume
XTurn the Thumb wheel : to set the desired
volume.
i If you have connected a wired headset to
a display screen, you can set the volume
with the Volume +/- button C of the
remote control ( Y page 167).
Selecting the Display Screen for the
Headset
XSelect the display screen with the
switch ;.
The selected screen L or R is indicated.
State Indicator LED
The color of the LED indicates:
R if the headset is switched on or off
R the battery condition
ColorStateGreenHeadset is switched on and
the batteries are full.DarkHeadset is switched off or
the batteries are empty or
not inserted.RedHeadset is switched on and
the batteries are almost
empty.
Connecting Additional Headsets
You can connect wired headsets to both of
the display screens. The socket is suitable for
headsets with 1/8“ stereo jacks and 32 Ohm
impedance ( Y page 167).
Rear Compartment Socket
In vehicles with the rear-seat entertainment
system, there is a 12 V socket in the rear
compartment. Please refer to the vehicle
Operator's Manual for the exact location of
the socket.
The socket can be used for accessories with
a maximum power consumption of 180 W.
Replacing the Batteries
You need batteries for the remote control and
the wireless headset.
GWarning
Keep batteries out of the reach of children.
Immediately seek medical help if a child
swallows a battery. Batteries are not to be
short-circuited, dismantled or thrown into
fire.
HEnvironmental Note
Batteries contain materials that can harm the
environment if disposed of improperly.
Recycling of batteries is the preferred method
of disposal. Many states require sellers of
batteries to accept old batteries for recycling.
General Information169Rear Seat EntertainmentZ
