2003 MERCEDES-BENZ C230 COUPE phone

128 Controls in detailControl systemAnswering a call
When your telephone is ready to receive
calls, you can answer a call at any time. In
the display you will then see the message:
Press button
í
.
You have answered the call. In the dis-
play you see the length of the call.
Ending a call

Press button
ì
.
You have ended the call. In the display
you will again see the standby mes-
sage.Dialing a number from the phone book
If your telephone is ready to receive calls,
you may select and dial a number from the
phone book at any time.

Press button
ÿ
or
è
repeatedly
until you see the
TEL
menu in the dis-
play.

Press button
j
or
k
.
The control system reads the phone
book which is stored in the telephone.
This may take up to 30 seconds. In the
display you will see the message
PLEASE WAIT!
.
When the message
PLEASE WAIT!
dis-
appears, the phone book has been
loaded.

Press button
j
or
k
repeatedly
until the desired name appears in the
display.
The stored names are displayed in in-
creasing or decreasing alphabetical or-
der.

Press button
í
.
The system dials the selected phone
number.


If connection is successful, the
name of the party you called and
the duration of the call will appear
in the display.


If no connection is made, the con-
trol system stores the dialed num-
ber in the redial memory.
iIf you press and hold
j
or
k
for
longer than one second, the system
scrolls rapidly through the list of names
until you release the button again.
Cancel the quick search mode by
pressing
ì
.

129 Controls in detail
Control system
Redialing
The control system stores the most recent-
ly dialed phone numbers. This eliminates
the need to search through your entire
phone book.
Press button
ÿ
or
è
repeatedly
until you see the
TEL
menu in the dis-
play.

Press button
í
.
In the display you see the first number
in the redial memory.

Press button
j
or
k
repeatedly
until the desired name appears in the
display.

Press button
í
.
The control system dials the selected
phone number.

159 Controls in detail
Audio system
Audio system
Audio and telephone, operation
These instructions are intended to help
you become acquainted with your
Mercedes-Benz car radio. They contain
useful tips and a detailed description of the
user functions.
Operating safety
Warning!
G
In order to avoid distraction which could
lead to an accident, system settings should
be entered with the vehicle at standstill and
systems should be operated by the driver
only when traffic conditions permit. Always
pay full attention to traffic conditions first
before operating system controls while driv-
ing.
Bear in mind that at a speed of just 30 mph
(approximately 50 km / h), your car is cover-
ing a distance of approximately 44 feet (ap-
proximately 13.5 m) every second.
1
1The right to correct errors and make technical
amendments is reserved.
Warning!
G
Any alterations made to electronic compo-
nents can cause malfunctions.
The radio, cassette deck, CD changer*, tele-
phone* and voice control system* are inter-
connected. When one of the components is
not operational or has not been
removed / replaced properly, the function of
other components may be impaired.
This condition might seriously impair the op-
erating safety of your vehicle.
We recommend that you have any service
work on electronic components carried out
by an authorized Mercedes-Benz Center.

161 Controls in detail
Audio system
Item
Page
1
CD mode selector
172
2
Manual tuning
(radio)
166
Fast forward/reverse
(cassette, CD)
170,
174
Speed dialing memory
(telephone*)
179
3
Radio mode selector
165
4
Display
Item
Page
5
Alpha-numeric keypadBand selection,
station buttons (radio)
165
CD selection (CD)
173
Telephone number entry,
retrieving speed dialing
memory (telephone*)
176
6
Scanning (radio, cas-
sette, CD)
167,
170,
174
7
Function button
166
8
Soft keys
162
Item
Page
9
Cassette eject
169
10
Cassette mode selector
168
11
Telephone* mode selec-
tor
176
12
Seek tuning (radio)
166
Track search (cassette,
CD)
169,
174
Speed dialing memory
(telephone*)
179
13
On /off
162
Volume
162

162 Controls in detailAudio systemButton and soft key operation
In these instructions, the alpha-numeric
keypad (right side of radio face) and the
function buttons (left side of the radio
face) are referred to as “buttons” and the
four keys under the display are referred to
as “soft keys”.Operation
Switching on/off
Switching on:
Turn the key to position 1 or 2 in the
starter switch.
or

Turn control knob
a
.Switching off:

Remove the key from the starter
switch.
or

Turn control knob
a
.
Adjusting the volume

Turn control knob
a
.
The volume will increase or decrease
according to the direction turned.Adjusting audio functions
In radio, cassette and CD mode, press the
AUD key to call up the bass, treble, bal-
ance and fader functions.
Settings for bass and treble are stored sep-
arately for the AM (medium wave, long
wave, short wave) and FM (ultra-short
wave) frequency bands, cassette mode
and CD mode.
iDo not press directly on the radio dis-
play face.
iIf the radio is turned on without the key
in the ignition, it will automatically turn
off again after approx. 30 minutes.
iIf your vehicle was equipped with a
telephone* and voice control system*,
and both are connected to the car ra-
dio, their volume can be adjusted sepa-
rately while the telephone* is being
used or voice control system* is acti-
vated.

165 Controls in detail
Audio system


SP: The tone level is set for
“Speech”, optimizing the sound for
spoken language.


AMB
: The tone level is set for “Ambi-
ence”, producing a three-dimen-
sional sound.


OFF
: The audio system sound selec-
tion is turned off.
Telephone* muting
If a telephone has been installed in the ve-
hicle, the radio will switch to telephone
mode when a call is received. The current
audio source is muted.
Radio mode
Selecting radio mode
Press the
b
button.
Selecting the band
You can select from among FM, AM or WB
frequency bands.
FM frequency band:
FM (ultra-short wave) 87.9......107.9 MHz
AM frequency bands:
MW (medium wave) 530......1710 KHz
WB (long wave) approx. 162 KHzSelecting FM band

Press the
FM function button.
FM appears in the upper right-hand cor-
ner of the display.
Selecting AM band

Press the
AM function button.
AM appears in the upper right-hand cor-
ner of the display.
Selecting a station
The following options are available for se-
lecting a station:


Direct frequency band input


Manual tuning


Automatic seek tuning


Scan tuning


Station buttons


Automatic station memory (Autostore)

176 Controls in detailAudio systemTelephone* operation
Various car telephone functions and oper-
ating steps for the car telephone can be
performed and displayed via the audio sys-
tem.
Further operating instructions not covered
here can be found in the operating instruc-
tions for the multifunction steering wheel,
voice control system* and the car tele-
phone.
Switching on the telephone
Press the
h
button.

If you have programmed an unlock
code for the telephone, you must input
the code now.

Press the
OK key.
The telephone is unlocked. If you enter
the wrong code, you must re-enter the
correct code.Switching off the telephone

Press the
h
button repeatedly until
PHONE OFF
appears in the display.
The receiving symbol in the display dis-
appears.
Adjusting the volume

Turn control knob
a
during tele-
phone operation.
The volume increases or decreases de-
pending on the direction in which the
knob is turned.Placing a call
Entering a telephone number and start-
ing the dialing process

Enter the desired telephone number
using buttons 1 to 0.
The number can have up to 32 digits,
but only 17 of these are visible on the
display.

If necessary, correct the number en-
tered with the
CLR
key. Press the key
briefly to delete the last digit entered,
press the key and hold to delete the
complete number.

After the correct telephone number
has been entered, press the
SND
key.
iThe volume can be adjusted separately
for the telephone, voice control
system* and radio.

177 Controls in detail
Audio system
Telephone book
The numbers stored in the telephone book
c a n b e c a l l e d u p b y e i t he r n a m e o r n u m b e r .
Calling up the telephone book
Press either the
d
, c
, f
or
e
button.
Switching between name search and
number search

Press the
ABC
key.
The name search is called up.
or

Press the
NUM
key.
The number search is called up.Searching and calling up telephone book
entries by name

Press the
ABC
key.
The current name is marked on the dis-
play.

Press either the
d
or
c
button.
The stored entries are selected accord-
ing to alphabetical order of initial let-
ters.or

Press the
f
or
e
button.
The stored entries are selected in in-
crements of 4.
or

Press the desired numerical key 2 to 9.
The stored entries are selected accord-
ing to alphabetical initial letters (e.g.
for
B-Brown, press button 2 twice).
iA number of characters and symbols
cannot be shown on the display for
technical reasons, they have been re-
placed with spaces.