Page 57 of 195

56 AudioCD 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.
Do not expose the CDs to heat or direct
sunlight.
Do not write or put stickers on CD.
Loading a CD into the CD drive
Tips on caring for your CDs
Loading a CDWarning
G
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.
iThere 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. iThe CD drive can acommodate either
audio or MP3 CDs
( page
70)
.
209_MY09_A_US.book Seite 56 Montag, 26. Mai 2008 6:12 18
Page 59 of 195

58 AudioCD operation1Ejecting audio CD2Opening/closing the display unit3Warning 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.
Warning
G
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.
iInserting 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.
iThe 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.
209_MY09_A_US.book Seite 58 Montag, 26. Mai 2008 6:12 18
Page 62 of 195

61 Audio
CD operation
CD operation
Playback locations for audio CDs are:
the CD drive in the COMAND
the CD changer.
CD driveCD changer
In the Audio menu
( page
46)
, press
the
CD
or the
CD
soft key.
CD changer main menu1CD number or name of the CD currently
playing2Track 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 operationiThe CD drive is located behind of the
display unit
( page
57)
.
iThe CD changer can accomodate up to
6 audio or MP3 CDs. The CD changer is
located in the glove box.If a CD changer is connected to the
COMAND, the
CD
soft key is
available.
iThe
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
64)
when you press the
Magaz.
soft key.
Otherwise the message
Magazine scan
Please wait
will appear first.
209_MY09_A_US.book Seite 61 Montag, 26. Mai 2008 6:12 18
Page 63 of 195
62 AudioCD operationCD drive
Activate the Audio menu
( page
46)
.
Press the
CD
soft key
.
The CD main menu is displayed. If no audio CD has been inserted, the
message
No CD inserted
will appear.
Load an audio CD into the CD drive ( page
56)
.
CD main menu
CD changer
Activate the Audio menu
( page
46)
.
Press the
CD
soft key
.
The CD changer main menu will
appear. The CD last played is played
back.
CD changer main menu
If the last played CD is not available, the
next available audio CD or MP3 CD is
played back.No CD in the magazine:The message
Magazine empty
will appear.
Load audio CDs into the CD changer ( page
59)
.
Switching on
iThe name of the CD and the name of
the track played are displayed if the
information is available.iThe
CD
soft key is available if a CD
changer is connected to the COMAND.
iThe name of the CD and the name of
the track played are displayed if the
information is available.
209_MY09_A_US.book Seite 62 Montag, 26. Mai 2008 6:12 18
Page 64 of 195
63 Audio
CD operation
You can select an audio or MP3 CD:
in the CD list
( page
63)
with the number keypad
( page
63)
in the magazine menu
( page
64)
In the CD list
The CD list includes all loaded CDs. Only
one list entry is visible at a time.The entry is displayed above the track
indication. It shows the number of the CD
currently playing.
Push the joystick to H or h to
select another CD from the list.Loading CD
is displayed.
After the CD is loaded, playback
begins.
With the number keypad
Selecting a CD (CD changer only)iSelection is possible if the
CD changer has loaded the magazine
(COMAND knows the position of filled
and empty slots) and at least two audio
or MP3 CDs are loaded.
iThe number keys 1 - 6 can be used
for direct selection.Keys
1 - 6
magazine slots 1 to 6
of the CD changer
209_MY09_A_US.book Seite 63 Montag, 26. Mai 2008 6:12 18
Page 65 of 195
64 AudioCD operation
Press a number key, e.g. 2 to select
the corresponding CD.Loading CD 2
is displayed.
The CD is changed. The selected CD is
played back.The message
No CD
will
appear if a selected slot is empty.
In the Magazine menu
Press the
Magaz.
soft key.
The Magazine menu is displayed. If the
magazine has not been read in, the
message
Magazine scan
Please wait
is displayed first.
Push the joystick to g or G to
select a CD.
Press E.
or
Press one of the number keys 1 to
6.The CD is changed. The message Loading CD
will appear.
You can select a track:
with g or h
( page
64)
with the joystick
( page
65)
with the number keypad
( page
65)
with CD track scan
( page
66)
With g or h
Activate the main CD menu ( page
61)
.
Next track
Press h.The next track is played.
iThe name of the CD instead of e.g.
CD1
is displayed if the information is
available.
Track select
209_MY09_A_US.book Seite 64 Montag, 26. Mai 2008 6:12 18
Page 66 of 195
65 Audio
CD operation
Previous track or start of title (if more
than 10 seconds of playing time has
elapsed)
Press g.Playback begins.
Select any desired track
Press g or h as many times as
necessary.
With the joystick
Push the joystick to g or G to play
the next or previous track.
With the number keypad
Activate the CD main menu ( page
62)
.
Press *.An input line will appear in the CD main
menu.
1Number of tracks on CD corresponds
with the valid number range2Input lineE.g.: Track 14.
Press 1 and 4 in short succession.
After entering the track number, wait
approximately 3 seconds.The selected track is played. The CD
main menu is displayed.iEntries higher than the number of
tracks available on the CD are not
possible.During MP3 playback
CD drive:You can select the tracks of the
current folder
( page
79)
.
CD changer:You can select the first 99 tracks of
a MP3 CD.
209_MY09_A_US.book Seite 65 Montag, 26. Mai 2008 6:12 18
Page 68 of 195
67 Audio
CD operation
On
Press J during playback.The CD operation is muted and the
ß
symbol is displayed in the status bar.
The soft keys on the left side are
greyed out in some submenus.
Off
Press J again.Playback will resume.The ß disappears from the status bar.
The soft keys on the left side are
selectable again.
The following options are available:
Normal sequence
( page
68)
Track mix
( page
69)
CD mix
( page
69)
Repeat track
( page
69)
Repeat CD
( page
69)
Muting
iCOMAND will also deactivate if you
Press A, B, g
, h
Change the volume at COMAND or
the multifunction steering wheel
Operate the joystick
Press any keypad button except #
Press j or k at the
multifunction steering wheel if the
audio menu is selected
Press any soft key.
Playback modeiIf the CD changer is connected, the
playback modes
Repeat CD
and
CD mix
are available additionally.
209_MY09_A_US.book Seite 67 Montag, 26. Mai 2008 6:12 18