128 Audio system
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Operating and display elements
1On/off, volume, see page 131
2Telephone mode selector, see page 143
3Seek, see page 133, 137 and 141
4Radio mode selector, see page 133
5Tune, see page 133 and 134
Fast forward/reverse, see page 137 and 141
6CD mode selector, see page 1407Display panel, see page 135
The cassette slot is located behind the display panel.
For notes on playing cassettes, see page 135
8Alpha-numeric keypad for
station storage and frequency entry, see page 134
CD/Track access, see page 136 and 142
optional telephone, see page 143
9Function button, see page 134 and 142
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131 Audio system
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Operation
Switching on and off
Press the control knob .
The radio is switched off when the ignition key is turned
to position 0 or removed from the ignition. The radio is
switched on again when the ignition key is turned to
position 1 or 2.
Note:
The radio can also be switched on even if the ignition
key is not inserted, but will switch itself off
automatically after one hour to conserve vehicle battery
power.
Adjusting the volume
Turn the control knob - turning the knob clockwise will
increase the volume, counterclockwise will decrease the
volume.Audio functions
The AUD key is used to select the BASS, TREBLE and
BALANCE functions. Settings for bass and treble are
stored separately for the cassette and CD modes. Tone
level settings are identified by the vertical bars. The
center (flat) setting is shown by one longer bar in the
center of the display.
Bass
Press the AUD key repeatedly
until “BASS” appears in the
display.
Treble
Press the AUD key repeatedly
until “TREBLE” appears in the
display.
Press the “+” key to increase
or the “-” key to decrease the
level.
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135 Audio system
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Cassette mode
Note:
Vehicles equipped with the COMAND system do not
come with a factory installed cassette mechanism.
A standard 1/8” stereo phono plug for auxiliary audio
input (located in glove box) is provided for connection of
a portable battery operated cassette player or any other
portable device which uses a headphone output. Please
refer to the COMAND operating manual for information
concerning the activation of the audio input.
Playing cassettes
Press the “TAPE” button. When the eject (EJ) key is
pressed, the display folds down and the cassette slot
becomes visible. Push the cassette into the slot until it
engages. The cassette will be pulled in automatically.Notes:
Do not press directly on the radio display face.
Return the display panel to its normal position by
folding it back up and pressing gently on the display
frame to lock in place.
When playing mono recorded tapes (e.g. books) through
a stereo system the sound from one track might bleed to
the other track, despite setting the balance to the full
left or full right speakers.
Important!
If the display is in the down position for more than
20 seconds, 2 successive beeps will be heard. This will
continue at 5 second intervals until the display is
returned to its normal position.
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136 Audio system
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
The radio will switch to
cassette mode. Track 1 will be
played and “SIDE 1”
displayed. Track 1 is the side
of the cassette which is facing
upwards. The cassette deck will automatically detect the
type of tape and switch the equalization automatically.
A cassette symbol in the display indicates that a tape is
in the mechanism. This symbol appears in all modes but
not in cassette mode.
The cassette will not be ejected when the radio is
switched off or another mode is selected.
If a cassette is in the
mechanism, cassette mode
can be selected by using the
“TAPE” button. If no cassette
has been inserted, the display
will show “NO TAPE”.Cassette eject
Press the eject (EJ) key. The display will fold down and
the cassette will be ejected. Remove the cassette, then
fold the display back up manually. The radio will switch
back to radio mode automatically.
Note:
The cassette will not be ejected when the radio is
switched off.
Important!
If the display is in the down position for more than
20 seconds, 2 successive beeps will be heard. This will
continue at 5 second intervals until the display is
returned to its normal position.
Track selection
Press the track selection
(TRK) key. The current track
will be displayed as “SIDE 1”
or “SIDE 2”. The track will be
changed automatically at the
end of the tape.
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140 Audio system
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
CD changer installed
1CD changer
1
2CD magazine
3CD tray
4CD
If a CD changer1 is installed, it can be operated from the
front control panel of the radio. A loaded magazine must
be installed for CD playing.
1 Optional equipment
Loading/emptying the CD magazine
Slide the changer door to the right and press the eject
button . The magazine will be ejected. Remove the
magazine. Pull out the CD tray until its stop is reached
and place the CDs in the recess of the tray, label side up.
Push the tray into the magazine in the direction shown
by the arrow. Insert the loaded magazine into the
changer.
Important!
Close the door after the magazine has been inserted.
Playing CDs
Press the CD button. The CD most recently played will
start at the point where it was last switched off. CDs
stored in the magazine can be selected by using the
station preset buttons 1-6.
The magazine slot number of
the selected CD will then be
displayed after “CD”. The
number of the track being
played will be displayed after
“TRACK”.
3
2
2
1
4
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185 Tele Aid
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Important!
If the indicator lamp continues to flash or the system
does not reset, contact the Response Center at
1-800-756-9018 (in the USA) or 1-888-923-8367 (in
Canada), or Mercedes-Benz Client Assistance at
1-800-FOR-MERCedes (1-800-367-6372) in the USA or
Customer Service at 1-800-387-0100 in Canada.
Notes:
The indicator lamp in the respective button f lashes until
the call is concluded. Calls can only be terminated by a
Response Center or Client Assistance Center
representative except Roadside Assistance and
Information calls, which can also be terminated by
pressing ìbutton on the multifunction steering
wheel.When a Tele Aid call has been initiated, the audio
system or the COMAND system audio (only vehicles
with COMAND) is muted and the selected mode (radio,
tape or CD) pauses. The optional cellular phone (if
installed) switches off. If you must use this phone, the
vehicle must be parked. Disconnect the coiled cord and
place the call. The navigation system (if engaged) will
continue to run. The display in the instrument cluster is
available for use and spoken commands are only
available by pressing the RPT button on the COMAND
unit. A pop-up window will appear in the COMAND
display to indicate that a Tele Aid call is in progress.
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309 Index
Te ch n ica l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hints Car careIndex
Index
AABS (Antilock brake system) ....................................... 215
Malfunction indicator lamp .....................................229
ABS-SYSTEM - malfunction
and warning messages ............................................234
Adjusting headlamp aim ...............................................278
Adjusting telescoping steering column ........................ 77
Air conditioner refrigerant ...........................................303
Air distribution .............................................................. 124
Air volume ...................................................................... 124
Airbag deactivation system ............................................ 64
Airbag OFF indicator lamp ...........................................230
Airbags .............................................................................. 66
Alarm system ............................................................. 42, 44
Anticorrosion/antifreeze ................... 208, 253, 302, 305
Antiglare night position ................................................. 78
Antilock brake system (ABS) ....................................... 215
Malfunction indicator lamp .....................................229
Antitheft alarm system ................................................... 42
Aquaplaning ...................................................................205
Armrest, rear bench ...................................................... 155Ashtray
Center console, front ................................................ 156
Rear seats ................................................................... 157
Aud io system
Anti-theft system .......................................................129
Button and soft key operation ................................. 130
Cassette mode ............................................................ 135
CD changer .................................................................140
CD mode ..................................................................... 139
Operating and display elements .............................128
Operating safety ........................................................127
Operation .................................................................... 131
Operation – audio and telephone ...........................127
Radio mode ................................................................ 133
Telephone operation .................................................143
Audio systems ...................................................................93
Cassette player ............................................................95
CD player ......................................................................94
Radio .............................................................................93
Automatic central locking ..............................................37
Automatic climate control ............................................120
Air distribution ..........................................................124
Air recirculation ........................................................125
Air volume .................................................................. 124
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317 Index
Te ch n ica l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hints Car careIndex Power windows ............................................................... 146
Express opening and closing .................................. 147
Opening and closing .................................................. 32
Synchronizing ........................................................... 147
Problems with your vehicle ........................................... 14
Product information .......................................................... 7
RRadio transmitters ......................................................... 174
Rain sensor ......................................................................118
Rear seats
Split folding backrest ............................................... 159
Rear view mirrors
Exterior ......................................................................... 79
Inside ............................................................................ 78
Rear window defroster .................................................. 124
Rear window sunshade ................................................. 151
Remote control ................................................................. 28
Battery replacement ................................................. 281
REMOVE KEY - malfunction
and warning messages ............................................242
Replacing bulbs ..............................................................273
Replacing wiper blade insert .......................................285Reporting Safety Defects ................................................. 15
Reserve key ....................................................................... 26
Residual engine heat utilization (REST) ....................125
Roadside assistance ......................................................... 10
Roadside assistance call
See Tele Aid ...............................................................178
Roof rack ......................................................................... 287
SSafety guidelines for the seat belt, emergency
tensioning retractor and airbag ................................72
Seat belts ........................................................................... 57
Fastening ......................................................................59
Seat belt nonusage warning system .........................58
Unfastening .................................................................. 61
Warning lamp ........................................................... 230
Seat belts and integrated restraint system .................. 57
Service indicator
See Flexible service system (FSS) .......................... 109
Setting the audio volume ..............................................108
Shelf below rear window ............................................. 246
Side marker lamp .......................................................... 277
Ski sack ........................................................................... 168
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