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227 Controls in detail
Audio system
Operating the single CD player in the
audio system unit
Loading a CD
The single CD player in the audio system
unit has capacity for one CD. The CD slot
for loading the drive is located underneath
the soft keys.
Make sure the system is switched on.
Insert CD into CD slot. The label side of
the CD must face upwards.
The system automatically pulls the CD
into the CD slot. The audio CD begins
to play.Ejecting a CD
Make sure the system is switched on.
Press EJECTbutton.
The system ejects the CD.
NO CD
will
appear in the display.
Remove CD from slot.Operational readiness of CD changer*
If a CD changer* has been installed in the
vehicle, it can be operated from the front
control panel of the audio system. A load-
ed magazine must be installed to play CDs.
The CD changer is located in the glove box.
Loading/unloading the CD magazine
Slide changer door to the right and
press gbutton.
Magazine will be ejected.
!If a CD is already loaded, it must be
ejected before inserting a new CD. In-
serting a second CD in the slot with an-
other CD still loaded will cause damage
to the CD drive not covered by the
Mercedes-Benz Limited Warranty.
iIf a CD has been inserted incorrectly or
cannot be read,
WRONG CD0
will appear
in the display.
iIf you do not take the CD out of the CD
slot within approx. 15 seconds, the sys-
tem automatically pulls the CD back in
and plays it.
If a CD is pulled back in, press
EJECTbutton for five seconds; the CD
will then be ejected.
iThe CD changer* may not be able to
play audio CDs with copy protection.
Page 230 of 498
228 Controls in detailAudio system1CD
2CD changer
3CD tray
4CD magazine
Remove magazine4 and pull
CD tray3 fully out.
Place CD1 i n r e c e s s o f t r a y , l a b e l s i d e
up.
Push tray into magazine in direction of
arrow.
Pus h ma ga zine i nt o CD c hang er*2 in
direction of arrow and close sliding
door.
Playing CDs
Single CD player in the audio unit
Pressi button.CD 0
will appear in the upper left-hand
corner of the display.
The CD will resume playback at the point
where it was switched off.CD changer*
Press Q button.CD and the selected magazine slot num-
ber appear in the upper left-hand cor-
ner of the display.
If you have not removed a CD since the last
time the CD audio source was activated,
the last CD listened to will begin to play at
the point where it was switched off.
After the last track on a CD has finished,
the next CD is automatically played.
iCDs which have been inserted improp-
erly or are unreadable will not be
played.
Page 231 of 498
229 Controls in detail
Audio system
Playing tracks
You have the following options:
Audio system with CD changer*: se-
lecting CDs
Direct track entry
Track skip forward/reverse
Fast forward/reverse
Scan
Random tracks
Repeat trackSelecting CDs in the audio unit with CD
changer*
You can select from among the
inserted CDs with buttons
Rto6.
R = CD player in the audio unit
1to6 = CDs in the
CD changer*
The magazine slot number of the se-
lected CD appears next to
CD in the dis-
play, and the number of the currently
played track appears next to TRACK
.Direct track entry
You can make a direct selection from
among the tracks on a CD.
Press * button.
Enter track number using buttons 1
to R.iIf there is no CD in the selected maga-
zine slot,
NO CD
appears in the display
with the corresponding slot number.
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230 Controls in detailAudio system
The number of the track being played
appears next to
TRACK
in the display.
You can only enter available track num-
bers.
Skipping tracks forward/backward
Skipping tracks forward
Press S button briefly.
The next track will be played.
Skipping tracks backward
Press T button briefly.
If the track has been playing for
more than ten seconds, the unit
skips back to the beginning of the
track currently playing. If less than
ten seconds have been played, the
unit skips back to the beginning of
the previous track.
Pressing the T or S button repeat-
edly will result in multiple tracks being
skipped.Fast forward/reverse
Fast forward
Press and hold S button until
desired point has been reached.
Reverse
Press and hold T button until
desired point has been reached.Scan
Starting scan
Press
SC soft key.
SC will appear in the display.
Each track on the current CD will be
played for approx. eight seconds in
ascending order.
Ending scan
Press
SC soft key or T or S.
Random play
The random function (RDM) plays the
tracks of the current CD in random order.
iThe track number and the relative time
of the track is shown in the display dur-
ing the search.
iWhen you start the RDM function, the
RPT function is automatically switched
off.
Page 233 of 498
231 Controls in detail
Audio system
Switching on random
Press
RDM
soft key.
RDM
appears in the display. A ran-
domly selected track is played.
Switching off random
Press
RDM
soft key again.
Repeat
The track being played is repeated until the
repeat function is switched off.
Switching on repeat
Press
RPT
soft key.
RPT appears in the display.
Switching off repeat
Press
RPT
soft key again.
Pause function
The CD changer mode is interrupted by an
incoming call on the telephone*
(
page 237).
Switching on pause function
Press U button.
The CD changer mode is interrupt-
ed and
PAUSE
appears in the dis-
play.
Switching off pause function
Press U button.
The CD changer mode is active
again.
iWhen you start the RPT function, the
RDM function is automatically
switched off.
Page 234 of 498

232 Controls in detailAudio systemTrack and time display
Press
T soft key.
The number of the track being played
and the elapsed playing time appear in
the display.
Press
T soft key again.
The total number of tracks and the total
playing time of the CD appear in the
display.
Press
T soft key.
The standard CD playback menu ap-
pears in the display.
GSM network phones
Using your Mercedes-Benz specified mo-
bile telephone*, a number of functions and
operating steps can be performed and dis-
played in the audio system display.
Further operating instructions not covered
here can be found in the operating instruc-
tions for the multifunction steering wheel
and the cellular telephone*.
I f y o u r a u d i o s y s t e m i s s e t u p f o r t e l e p h o n e
operation, the tsymbol will appear in
the display.
When you insert your Mercedes-Benz
specified mobile telephone* into the tele-
phone cradle, you will be prompted to en-
ter your PIN for 30 seconds (
page 233).
This display disappears when you press
any button.
When your mobile telephone is inserted
into the telephone cradle, you will see the
reception strength in the upper right-hand
corner of the display.Switching on the telephone
Switching on the telephone
Pressh button.
If the telephone was previously
switched off,
PROCESSING
appears in
the display and you will then be
prompted to enter your PIN.
Switching off the telephone
Pressh button for approx. three
seconds.PROCESSING
appears in the display until
the telephone is off. Afterward,
PHONE OFF
appears in the display.
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233 Controls in detail
Audio system
PIN entry
Enter PIN number using buttons 1
to R.
If necessary, correct number entered
with the
CLR
soft key. Press soft key
briefly to delete the last digit entered;
press soft key and hold to delete the
complete number.
Press
OK soft key after entering correct
PIN.
READY
or
ROAMING
will appear in the dis-
play.Adjusting the volume
Turn rotary control of N button dur-
ing a telephone call.
The volume will increase or decrease
depending on the direction turned.
Adjusting sound
Adjust sound during a telephone call.
Sound adjustment (
page 211).Placing a call
Entering a telephone number and
starting the dialing process
Enter desired telephone number using
buttons 1 to R.
The number can have up to 32 digits,
but only twelve of these are visible in
the display.
iIf the PIN is entered incorrectly three
times,
NEED PUK
will appear in the dis-
play. Enter PUK via your telephone.
Please refer to the separate telephone
operating instructions for more infor-
mation.
iThe volume can be adjusted separately
for telephone mode and audio mode.
Page 236 of 498

234 Controls in detailAudio system
If necessary, correct number entered
with the
CLR
soft key. Press soft key
briefly to delete the last digit entered;
press soft key and hold to delete the
complete number.
After correct telephone number has
been entered, press s button.
Phone book
The numbers stored in the phone book of
the telephone can be called up either by
name or number.
In addition, incoming calls are stored in the
phone book.
Searching and calling up telephone
book entries by name
You can access your mobile tele-
phone’s phone book using the audio
system. You can access both the main
entries and the sub-entries of your
phone book.
Press
MEM
soft key or press ‚ or
ƒ.
Press desired numerical key 2
to 9.
The stored entries are selected ac-
cording to the alphabetical order of
the initial letters (e.g. for S-Schneider, press button 7
four times).
or
Press and hold button ‚ or
ƒ.
The system jumps from one initial
letter to the next in ascending or
descending order.
Press and hold button ‚ or
ƒ until desired initial letter has
been reached.
or
iIf the telephone number has been
saved together with a name in the tele-
phone book, the name will appear in
the display.
iThis is only possible, however, when
the call information transmitted in-
cludes the number of the person call-
ing. If the telephone number is not
transmitted,
NO NUMBER
will be stored
in the phone book.