radio MERCEDES-BENZ SLK CLASS 2003 User Guide

121 Controls in detail
Audio system
CD mode
General notes on CD mode
Should excessively high temperatures oc-
cur while the audio system is in CD mode, TEMP HIGH
will appear in the display and
muting will take place. The unit will then
switch back to radio mode until the tem-
perature has decreased to a safe operating
level.
Should excessively low temperatures oc-
cur while the audio system is in CD mode,
TEMP LOW
will be displayed, but the CD will
still be played. It will be sensitive to skip-
ping if you are driving over rough roads.
Handle CDs carefully to prevent interfer-
ence during playback.
Avoid fingerprints and dust on CDs. Do not
write on the CDs or apply any label to the
CDs.
Clean CDs from time to time with a com-
mercially available cleaning cloth. No sol-
vents, anti-static sprays, etc. should be
used. Replace the CD in its container after use.
Protect CDs from heat and direct sunlight.
Only use CDs which bear the label shown
and that conform to the compact disc dig-
ital audio standard (IEC 60908).
Use of CDs which do not meet this stan-
dard may cause damage to the CD chang-
er. Do not play single-CDs (80 mm) with an
adapter.
Warning!
G
The CD changer* is a Class 1 laser product.
There is a danger of invisible laser radiation
if the cover is opened or damaged.
Do not remove the cover. The CD changer*
does not contain any parts which can be ser-
viced by the user. For safety reasons, have
any service work which may be necessary
performed only by qualified personnel.

124 Controls in detailAudio systemDirect track selection
Tracks can be selected directly using the
buttons on the alpha-numeric keypad.
Press the
“
function button, fol-
lowed by the track number.
Telephone* operation
Various functions of the Mercedes-Benz in-
tegrated cellular telephone can be per-
formed and displayed via the car radio.
Further instructions for operating the car
telephone can be found in the operation
guide for the cellular telephone*.
Switching the telephone on and off
Switching on:
Press the
h
button,
TEL
appears in
the corner of the display.Switching off:

Press and hold the
h
button until
the telephone symbol
TEL
no longer ap-
pears in the display,
or

Press the “PWR” button on the phone’s
keypad.
Entering telephone number and start-
ing dialing process

Enter the desired telephone number
using the alpha-numeric keypad.
The number can have up to 32 digits,
but only 13 of these can be displayed.

Press the
SND
button to start the dialing
process.
The entered number can be corrected us-
ing the
CLR
key.

Press the
CLR
key briefly.
The last digit will be deleted.

Press the
CLR
key longer.
The complete number will be deleted.
Calling up the phone book
The numbers stored in telephone memory
can be called up via either name or number
entries. The memory contents from the
portable phone must be downloaded and
the telephone menu must be selected in
order to call up the phone book. Refer to
the “Memory download” section of the cel-
lular telephone operation guide for more
information.

126 Controls in detailAudio systemAccepting an incoming call in tele-
phone mode
With an incoming call, the ringing tone will
be heard and the message
CALL
appears in
the display.

Press the
SND
key to answer the call.
Accepting an incoming call in tape, CD
or radio mode
If the telephone is activated in the back-
ground (telephone symbol in the display),
the audio system will automatically switch
to telephone mode when an incoming call
is received. The audio source is muted, the
ringing tone is heard and the message
CALL
appears. After the call has been ter-
minated, the previously selected audio
source is resumed.
Terminating call

Press the
END
key to terminate a cur-
rent call.Component malfunctions
The radio, CD changer* and
Mercedes-Benz integrated cellular tele-
phone* are part of a fiberoptic networked
system. Failure of one of the components
can lead to malfunctions of the other com-
ponents. Please contact your authorized
Mercedes-Benz Center or call
1-800-FOR-MERCedes for more informa-
tion in the event of a malfunction.

143 Controls in detail
Useful features
Cigarette lighter
1Cigarette lighter
2Cover
Turn key in the steering lock to
position1 or2 (
page 29).

Slide cover2 rearward.

Push in cigarette lighter1.
The cigarette lighter will pop out auto-
matically when hot.
Telephone*
Radio transmitters, such as a portable tele-
phone or a citizens band unit, should only
be used inside the vehicle if they are con-
nected to an antenna that is installed on
the outside of the vehicle.
The external antenna must be approved by
Mercedes-Benz. Please contact an autho-
rized Mercedes-Benz Center for informa-
tion on the installation of an approved
external antenna. Refer to the radio trans-
mitter operation instructions regarding use
of an external antenna.
Warning!
G
Never touch the heating element or sides of
the cigarette lighter; they are extremely hot.
Hold the knob only.
When leaving the vehicle, always remove the
key from the steering lock, and lock your
vehicle. Do not leave children unattended in
the vehicle, or with access to an unlocked
vehicle. Unsupervised use of vehicle equip-
ment may cause an accident and/or serious
personal injury.iThe cigarette lighter socket can be
used to accommodate electrical acces-
sories up to a maximum 85 W.
Warning!
G
Never operate radio transmitters equipped
with a built-in or attached antenna (i.e. with-
out being connected to an external antenna)
from inside the vehicle while the engine is
running. Doing so could lead to a malfunc-
tion of the vehicle’s electronic system, pos-
sibly resulting in an accident and/or serious
personal injury.

151 Controls in detail
Useful features
Remote door unlock
In case you have locked your vehicle unin-
tentionally (e.g. key inside vehicle), and the
reserve key is not handy:
Contact the Mercedes-Benz Response
Center at 1-800-756-9018 (in the USA)
or 1-888-923-8367 (in Canada).
You will be asked to provide your pass-
word which you provided when you
completed the subscriber agreement.

Then return to your vehicle and pull
outside trunk handle for minimum of
20 seconds until the SOS button is
flashing.
As an alternative, you may unlock the vehi-
cle via Internet using the ID and password
sent to you shortly after the completion of
your acquaintance call.
The Response Center will then unlock your
vehicle with the remote door unlocking
feature.
iThe indicator lamp in the respective
button flashes until the call is conclud-
ed. Calls can only be terminated by a
Response Center or Customer Assis-
tance Center representative, except
Roadside Assistance and Information
calls.iWhen a Tele Aid call has been initiated,
the audio system is muted and the se-
lected mode (radio, tape or CD) paus-
es. 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.
iThe remote door unlock feature is avail-
able if the relevant cellular phone net-
work is available.
The SOS button will flash to indicate re-
ceipt of the door unlock command.
Once the vehicle is unlocked, a Re-
sponse Center specialist will attempt
to establish voice contact with the ve-
hicle occupants.
If the trunk handle was pulled for more
than 20 seconds before door unlock
authorization was received by the Re-
sponse Center, you must wait
15 minutes before pulling the trunk
handle again.

166 OperationDriving instructionsControl and operation of radio trans-mitter
Radio and telephone*Telephones and two-way radios
Radio transmitters, such as a portable tele-
phone or a citizens band unit should only
be used inside the vehicle if they are con-
nected to an antenna that is installed on
the outside of the vehicle.
Refer to the radio transmitter operation in-
structions regarding use of an external an-
tenna.
Catalytic converter
Your Mercedes-Benz is equipped with
monolithic type catalytic converters, an
important element in conjunction with the
oxygen sensors to achieve substantial con-
trol of the pollutants in the exhaust emis-
sions. Keep your vehicle in proper
operating condition by following our rec-
ommended maintenance instructions as
outlined in your Service Booklet.
Warning!
G
Please do not forget that your primary re-
sponsibility is to drive the vehicle. Only op-
erate the radio or telephone
1 if road and
traffic conditions permit.
Bear in mind that at a speed of just 30 mph
(approximately 50 km / h), your vehicle is
covering a distance of approximately
44 feet (approximately 13.5 m) every sec-
ond.
1Observe all legal requirements
Warning!
G
Never operate radio transmitters equipped
with a built-in or attached antenna (i.e. with-
out being connected to an external antenna)
from inside the vehicle while the engine is
running. Doing so could lead to a malfunc-
tion of the vehicle’s electronic system, pos-
sibly resulting in an accident and/or
personal injury.
!To prevent damage to the catalytic con-
verters, use only premium unleaded
gasoline in this vehicle.
Any noticeable irregularities in engine
operation should be repaired promptly.
Otherwise, excessive unburned fuel
may reach the catalytic converter,
causing it to overheat and start a fire.

246 Practical hintsBatteryDisconnecting the battery
Turn off all electrical consumers.

Open the hood (
page 171).

Disconnect the battery negative
lead3.

Remove the cover2 from the positive
terminal.

Disconnect the battery positive lead.
Removing the battery
Remove the screw on the swivel bar.

Remove the swivel bar. Take out the
battery.
Charging and reinstalling battery
Charge battery in accordance with the
instructions of the battery charger
manufacturer.

Reinstall the charged battery. Follow
the previously described steps in re-
verse order.
Reconnecting the battery
Turn off all electrical consumers.

Connect the positive lead and fasten its
cover2.

Connect the negative lead3.
Batteries contain materials that can harm
the environment if disposed of improperly.
Large 12-volt storage batteries contain
lead. Recycling of batteries is the preferred
method of disposal. Many states require
sellers of batteries to accept old batteries
for recycling.Warning!
G
Never charge a battery while still installed in
the vehicle. Gases may escape during charg-
ing and cause explosions that may result in
paint damage, corrosion or personal injury.!Never invert the terminal connections!!The battery, its filler caps and the vent
tube must always be securely installed
when the vehicle is in operation.
iThe following procedures must be car-
ried out following any interruption of
battery power (e.g. due to reconnec-
tion):

Set the clock (
page 90).


Resynchronize the ESP
(page 195).


Re-enter the radio code (see radio
operating instructions).


Resynchronize side windows
(page 128).

283 Technical terms
Tire speed rating
Part of tire designation; indicates the
speed range for which a tire is ap-
proved.
Traction
Force exerted by the vehicle on the
road via the tires.
VIN
(V
ehicle I
dentification N
umber)
The number set by the manufacturer
and placed on the body to uniquely
identify each vehicle produced.
Voice control system*
Voice control system for car phones,
portable cell phones and audio sys-
tems (radio, CD, etc.). Wind screen
Screen for deflecting wind from the ve-
hicle interior when the hardtop is low-
ered.
Xenon headlamps*
Headlamps which use an electric arc as
the light source and produce a more in-
tense light than filament headlamps.

286 IndexAlarm system
Anti-theft 71
Alignment bolt 240
Alignment bolt (vehicle tool kit) 279
Anticorrosion/antifreeze 274
Antiglare
Automatic 99
Antilock brake system (ABS) 279
Anti-theft alarm system
Arming 71
Canceling alarm 71
Disarming 71
Anti-theft systems 71
Anti-theft alarm system 71
Immobilizer 71
Tow-away alarm 72
Aquaplaning see Hydroplaning 163
Armrest
Storage compartment 141
Ashtray 142
ATF (automatic transmission fluid)* 176
Audio system
Audio and telephone, operation 111
Button and soft key operation 115
Cassette mode 118
CD mode 120Operating and display elements 112
Operating safety 111
Operation 115
Radio mode 116
Switching off 115
Switching on 115
Telephone operation 123
Audio systems 111
Automatic antiglare for rear view
mirror 99
Automatic central locking
Activating 79
Deactivating 79
Factory setting 78
Individual setting 79
Automatic lighting control
Activating 86
Deactivating 86
Automatic locking when driving 78
Automatic transmission* 93
Accelerator position 98
Emergency operation (Limp Home
Mode) 98
Fluid level 176
Gear ranges 95
Gear selector lever position 96Gear shifting malfunctions 98
Kickdown 98
Manual shifting 94
One-touch gearshifting 94
Program mode selector switch 97
Selector lever position 93
Starting with 41
Transmission fluid 176
Winter program mode 97
B
BabySmart
TM
Airbag deactivation system 62
Compatible child seats 62, 279
Self-test 63
BabySmart
TM airbag deactivation
system 279
Backrest tilt 31
Backup lamps 222, 225
Bulbs 222
BAS 68, 279
BAS/ESP
Malfunction indicator lamp 194
Batteries, Remote control
Check lamp 75
Batteries, remote control
Changing 212

288 IndexChild safety 60
Airbags 54
Infant and child restraint systems 57,
60
Cigarette lighter 143
Cleaning
Cloth upholstery 192
Cup holder 191
Gear selector lever 191
Hard plastic trim items 191
Headliner 192
Instrument cluster 191
Leather upholstery 192
Light alloy wheels 191
Plastic and rubber parts 192
Rear window 190
Seat belts 192
Steering wheel 191
Windows 190
Windshield 45
Wiper blades 190
Cleaning*
Headlamps 100
Climate control 102
Adjusting air distribution 104
Adjusting air volume 104Air conditioning 106
Air recirculation mode 105
Deactivating the climate control
system 110
Defogging windshield 109
Defrosting 108
Reactivating the climate control
system 110
Rear window defroster 105
Residual heat utilization 107
Residual ventilation 107
Setting the temperature 104
Clock 21
Setting 90
Closing
Glove box 139
Hood 172
Retractable hardtop 215
Side windows 127
Trunk 77
Windows 127
Closing hardtop
In an emergency 215
Cloth upholstery
Cleaning 192
Cockpit 18, 279Coin holder 142
Collapsible tire 279
Combination switch 84, 85
High beam flasher 44, 85
Turn signals 43
Windshield wipers 44
Consumer information 276
Control and operation of radio
transmitters 166
Coolant 176, 273
Adding 176, 177
Anticorrosion/antifreeze
quantity 273
Capacities 269
Checking level 176
Temperature 167
Temperature gauge 88
Coolant level
Checking 170, 176
Cruise control 136, 279
Canceling 137
Driving downhill 137
Driving uphill 137
Fine adjustment 138
Saving current speed 137
Setting speeds 138