2005 MERCEDES-BENZ C COUPE phone

155 Controls in detail
Control system

Press buttonj ork repeatedly
until the desired name appears in the
multifunction display.
The stored names are displayed in
ascending or descending alphabetical
order.
1Name from the phone book

Press buttons.
The system dials the selected phone
number.

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


If no connection is made, the
control system stores the dialed
number in the redial memory.
iIf you press and hold buttonj
ork 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 buttont.

156 Controls in detailControl systemRedialing
The control system stores the most
recently dialed phone numbers. This
eliminates the need to search through your
entire phone book.
Press buttonÿ orè repeatedly
until the message
TEL
appears in the
multifunction display.

Press buttons.
The first number in the redial memory
appears in the multifunction display.

Press buttonj ork repeatedly
until the desired name appears in the
multifunction display.

Press buttons.
The control system dials the selected
phone number.

195 Controls in detail
Audio system
Audio system
Audio and telephone, operation
These instructions are intended to help
you become familiar with your
Mercedes-Benz audio system. They con-
tain 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, the driver should enter
system settings with the vehicle at a stand-
still and operate the system only when road
and traffic conditions permit. Always pay full
attention to traffic conditions first before
operating system controls while driving.
Bear in mind that at a speed of just 30 mph
(approximately 50 km/h), your car is cover-
ing a distance of 44 feet (approximately
14 m) every second.
Warning!
G
Any alterations made to electronic compo-
nents can cause malfunctions.
The radio, amplifier, CD changer*, satellite
radio* and telephone* are interconnected.
When one of the components is not opera-
tional or has not been removed/replaced
properly, the function of other components
may be impaired.
This condition might seriously impair the
operating safety of your vehicle.
We recommend that you have any service
work on electronic components carried out
by an authorized Mercedes-Benz Center.

197 Controls in detail
Audio system
Item
Page
1
CD changer mode selector
AUX mode selector
213
203
2
Single CD mode selector
215
3
Radio mode selector
4
Mute function (radio)
207
Pause (CD)
219
5
Volume distribution
201
6
Sound settings
199
7
Display
8
Alphanumeric keypad
Item
Page
9
Speed dialing memory
(telephone) in descending
order
a
Accepting a call
(telephone)
225
b
Telephone mode selector
220
c
Speed dialing memory
(telephone) in ascending
order
222
d
Terminating a call
(telephone)
226
e
CD slot
f
CD ejection
215
Item
Page
g
Soft keys
198
h
Volume
199
j
Switching on/off
198
k
Manual tuning / seek
tuning (radio)
205
Track search, reverse (CD)
218
l
Manual tuning / seek
tuning (radio)
205
Track search,
fast forward (CD)
218

198 Controls in detailAudio systemButton and soft key operation
In these instructions, the alphanumeric
keypad (right side of radio panel) and the
function buttons (left side of radio panel)
are referred to as “buttons”. The four keys
below the display panel are referred to as
“soft keys”.
Operation
Switching the unit on/off
Switching on
Turn the SmartKey in the starter switch
to position 1 or 2.

If the audio system was on as you re-
moved the SmartKey from the starter
switch, the audio system will automati-
cally come back on as you turn the
SmartKey to position 1 or 2.
or

Press M button.
!Do not press directly in the display
face. Otherwise, the display will be
damaged.
iIf the radio is switched on without the
key in the starter switch, it will auto-
matically switch off again after
approximately 30 minutes.
If your vehicle is equipped with a tele-
phone, the display may prompt you to
enter your PIN (GSM network) or code
(TDMA or CDMA network).

199 Controls in detail
Audio system
Switching off
Remove SmartKey from starter switch.
or

Press M button.
Adjusting the volume

Turn rotary control of N button.
The volume will increase or decrease
depending on the direction turned.Adjusting sound functions
The bass and treble functions are called up
by pressing the O button.
Settings for bass and treble are stored sep-
arately for the AM and FM wavebands,
weather band, CD mode and telephone
mode.
Bass

Press O button repeatedly until BASS
appears in the display.

Press
+ or
– soft key to increase or
decrease tone level accordingly.
or

Press
RES
soft key briefly to reset bass
tones to their center level.
The radio switches back to the stan-
dard radio menu eight seconds after
the last soft key is pressed.
iShould excessively high temperatures
occur while the audio system is being
operated, the display will dim. If tem-
peratures continue to rise,
HIGH TEMP

will appear in the display, after which
the audio system will be switched off
for a cooling-down period.
iIf your vehicle equipment includes a
Mercedes-Benz specified mobile tele-
phone*, you can adjust its volume sep-
arately from the volume of the audio
system while the telephone is being
used.

200 Controls in detailAudio systemAdjusting treble
Press O button repeatedly until TREBLE
appears in the display.

Press
+ or
– soft key to increase or
decrease tone level accordingly.
or

Press
RES
soft key briefly to reset treble
tones to their center level.
The radio switches back to the stan-
dard radio menu eight seconds after
the last soft key is pressed.Sound system*
You can either program the sound settings
manually (
page 199) or choose settings
via preset sound characteristics.
You can select from among the following
settings:


STANDARD
: conventional stereo sound.


SURROUND
: the sound is set for better
three-dimensional acoustic character-
istics.


SPEECH
: the sound is optimized for the
spoken word.

Press O button repeatedly until STANDARD
, SURROUND
, or
SPEECH
appears
in the display.

Press X or Y soft key repeatedly
until the desired sound setting has
been reached.
The sound is set accordingly.
or

Press
RES
soft key briefly.
The sound setting is reset depending
on the sound source activated.


Radio mode:
STANDARD


CD/AUX mode:
SURROUND


Telephone:
SPEECH
The radio switches back to the stan-
dard radio menu eight seconds after
the last soft key is pressed.

201 Controls in detail
Audio system
Returning sound functions to factory
settings
Press O button to call up settings
menu in the display.

Press
RES
soft key briefly; the respec-
tive sound function is reset to its center
level.
or

Press and hold
RES
soft key until
RESET

appears in the display.
The sound settings for bass and treble
are returned to their center level and
the volume is set to a predefined level.Vehicles with sound system*:
The sound setting is reset depending
on the sound source activated.


Radio mode:
STANDARD


CD/AUX mode:
SURROUND


Telephone:
SPEECH
The radio switches back to the
standard radio menu four seconds
after the last soft key is pressed.
Adjusting volume distribution
Call up fader and balance functions by
pressing the Pbutton.
Fader

Press P button repeatedly until FADER
appears in the display.

Press V or W soft key.
The volume is distributed accordingly
between the front and rear of the vehi-
cle.
or

Press
RES
soft key briefly.
The fader is reset to its center level.
The radio switches back to the stan-
dard radio menu eight seconds after
the last soft key is pressed.