Page 49 of 206

49 Audio
Radio operation
Selecting a station from the preset
menu (FM, AM)
Activate the FM or AM memory
(
page 47).
You can use one of the following ways to
select a station from the FM/AM presets
Press the corresponding number key,
e.g. 3, to select the desired station.
or
Push the joystick to H, h or g,
G to highlight a memory preset in the
FM/AM preset list (
page 47).
or
Press j or k at the
multifunction steering wheel.
Press E.
You will see the main radio menu
automatically after 8 seconds
if you press the Back soft key.
The Radio main menu indicating the
memory preset number.Selecting a station from the FM/AM
autostore presets
Activate the FM or AM autostore preset
menu (
page 48).
You can use one of the following ways to
select a station from the FM/AM autostore
presets
Press the corresponding number key,
e.g. 3, to select the desired station.
or
Push the joystick to H, h or g,
G to highlight a memory position.
or
Press j or k at the
multifunction steering wheel.
Press E.
You will see the main radio menu
automatically after 8 seconds
if you press the Back soft key.
Page 50 of 206

50 Audio
CD operation
CD operation
General Information on CD operation
WarningG
In order to avoid distraction which could
lead to an accident, the driver should insert
CDs with the vehicle at a standstill and
operate the audio system only if permitted
by road, weather and traffic conditions.
Bear in mind that at a speed of just 30 mph
(approximately 50 km/h), your car covers a
distance of 44 feet (approximately 14 m)
every second.
Health hazardG
The CD drive and CD changer* are Class 1
laser products. There is a danger of invisible
laser radiation when you open or damage
the cover.
Do not remove the cover. The CD drive and
the CD changer* do not contain any parts
which can be serviced by the user. For safe-
ty reasons, have any necessary service work
performed by qualified personnel.
i
Only use CDs, which bear the label
shown and that conform to the compact
standard (IEC 60908). You can there-
fore only use CDs with a maximum
thickness of 1.3 mm.
i
The system may not be able to
play CDs with copy protection or
copied CDs.
!
Use only CDs with a diameter of 12 cm,
do not use 8-cm CDs.
An 8-cm CD adapter may cause dama-
ge to the CD drive and to the CD chan-
ger* and should not be used.
i
Your CD drive has been designed to
play CDs which correspond to the IEC
60908 standard.
If you insert thicker data carriers, e.g.
ones that have data on both sides (one
side with DVD data, the other side with
audio data), they cannot be ejected
and will damage the drive.
Page 51 of 206

51 Audio
CD operation
Avoid touching the CD surface with
your fingers.
Clean the CD with a dry, lint-free cloth.
Wipe them from the inside to the outer
edge. Never wipe the CD in a circular
motion.
Do not use rubbing alcohol or solvents
to clean the CDs.
D o n o t e x p o s e t h e C D s t o h e a t o r d i r e c t
sunlight.
Do not write or put stickers on CD.Loading a CD into the CD drive
Tips on caring for your CDsLoading a CD
WarningG
In order to avoid distraction which could
lead to an accident, the driver should insert
CDs with the vehicle at a standstill and
operate the audio system only if permitted
by road, weather and traffic conditions.
Bear in mind that at a speed of just 30 mph
(approximately 50 km/h), your car covers a
distance of 44 feet (approximately 14 m)
every second.
i
There are two l buttons. One is on
the display unit. The other is located
left of the CD AUDIO slot behind the
display, see next page.
i
The CD drive can acommodate either
audio or MP3 CDs (
page 65).
Page 52 of 206
Page 53 of 206

53 Audio
CD operation
1Ejecting audio CD
2Opening/closing the display unit
3Warning message
Press EJECT to
close
With the COMAND switched on, press
l.
The display unit moves forward and
then tilts down. The CD AUDIO slot is
visible.
Press the l button left of the
CD AUDIO slot to eject a CD already
loaded.
Remove the CD from the slot.
Insert a CD into the slot. The CD should
be inserted with the label side up.
The COMAND pulls the CD in.
Press l on the display unit to return
the display unit to its closed position.
The display unit tilts up and then moves
to the rear.
Playback begins with track number
one.
The message
CD error will appear if
there is a media error.
Remove the CD or switch to
another operation.
WarningG
The display unit can cause injury if
contacted when open. Please close after
inserting an audio CD.
!
Do not place anything on the lowered
display panel (i.e. do not attempt to use
as a shelf). Placing objects on the
lowered display panel may result in
damage to the display or COMAND
unit which is not covered by the
Mercedes-Benz Limited Warranty.
i
Inserting a second CD with another CD
still loaded will cause damage to the
CD drive which is not covered by the
Mercedes-Benz Limited Warranty.
i
The message Press EJECT to close will
appear. If l on the display unit is
not pressed within 20 seconds, eight
successive series of two beep tones
will sound to remind you to return the
display to its closed position by
pressing l on the display unit. After
the beep tones COMAND returns the
display unit to its closed position.
Page 54 of 206

54 Audio
CD changer* operation
CD changer* operation
The CD changer can play audio or MP3
CDs. When playing MP3 CDs, only the first
99 tracks will be played in succesive order.
After that, playback will begin with track 1
of the MP3 CD. Folder selection is not
possible.
Multi session CDs include mixed file types
(e.g. MP3 and audio CD) in either succes-
sive or random order on the disc. Audio
t r a c k s w i l l b e p l a y e d b a c k f i r s t , f o l l o w e d b y
MP3 tracks until 99 tracks are reached.
Refer to additional MP3 information:
Permissible MP3 CDs (page 66)
Permissible file systems (page 66)
Permissible MP3 formats (page 68)
Permissible bit and scan rates
(
page 68)
Refer to additional CD information
(
page 50).
Activate the CD changer* main menu
(
page 56).
or
Load a CD into the CD changer*.The CD changer* is located in the rear
cargo compartment. Open the rear cargo
compartment to access the CD changer*.
The CD changer* can accomodate up to 6
audio or MP3 CDs.
Switching to CD changer* mode
Loading CDs into the CD changer*
WarningG
In order to avoid distraction which could
lead to an accident, the driver should insert
CDs with the vehicle at a standstill and
operate the audio system only if permitted
by road, weather and traffic conditions.
Bear in mind that at a speed of just 30 mph
(approximately 50 km/h), your car covers a
distance of 44 feet (approximately 14 m)
every second.
Page 55 of 206
55 Audio
CD changer* operation
Removing the magazine:
Slide the cover of the CD changer*
open.
1Cover of the CD changer*
2l button
3Magazine
Press the l button on the
CD changer*.
The magazine will slide out. The
message
No magazine will appear on
the COMAND.Inserting CDs:
Pull the disc tray forward until it stops.
If necessary, remove CDs already
inserted.
Place a CD in the tray. The CD should
be inserted with the label side up.
Push the CD tray into the magazine
completely.
Repeat these three steps to load more
CDs into the magazine.Reading the magazine in:
Slide the magazine into the CD
changer* until it clicks into place
(listen for the click).
Slide the cover of the CD changer*
closed.
i
You can also slide out the magazine if
COMAND is switched off. However, the
l button will not function if the
vehicle battery is not connected or
discharged.
i
When you push the magazine in, the
arrow on the upper side of the
magazine must point in the direction of
the CD changer*.
Page 56 of 206

56 Audio
CD operation
CD operation
Playback locations for audio CDs are:
the CD drive in the COMAND
the CD changer*.
CD drive
CD changer*
In the Audio menu (page 40), press
the
CD or theCD soft key.
CD changer* main menu
1CD number or name of the CD currently
playing
2Track number or name of the track
currently playing
3CD - CD changer*
CD - CD drive
Actual track number/max. track
number on CD and elapsed playback
time
4Symbol for inserted CD
Switching to CD operation
i
The CD drive is located behind of the
display unit (
page 52).
i
The CD changer* can accomodate up
to 6 audio or MP3 CDs. The CD
changer* is located in the rear cargo
compartment.
If a CD changer* is connected to the
COMAND, the
CD soft key is
available.
i
The Magaz. soft key is only assigned
when the CD changer* is active.
If the CD changer* has already read the
magazine, the Magazine menu will
appear (
page 59) when you press the
Magaz. soft key.
Otherwise the message
Magazine scan
Please wait
will appear first.