2005 MERCEDES-BENZ C COUPE Owner's Manual

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.

202 Controls in detailAudio systemAdjusting balance
Press P button repeatedly until BALANCE
appears in the display.

Press X or Y soft key.
The volume is distributed between the
left and right sides of the vehicle.
or

Press
RES
soft key briefly.
The balance is reset to its center level.
The radio switches back to the stan-
dard radio menu eight seconds after
the last button is pressed.Returning volume distribution to facto-
ry settings

Press P button to call up settings
menu in the display.

Press
RES
soft key briefly; the respec-
tive volume distribution is reset to its
center (flat) level.
or

Press and hold
RES
soft key until
RESET

appears in the display.
The volume distribution settings for
fader and balance are set to their cen-
ter level.
The radio switches back to the stan-
dard radio menu four seconds after the
last soft key is pressed.
Telephone* muting
If your vehicle equipment includes a
Mercedes-Benz specified mobile tele-
phone*, you can adjust its volume sepa-
rately from the volume of the audio system
while the telephone is being used.

203 Controls in detail
Audio system
Connecting an external audio source
(AUX) to the radio*
An optional dealer-installed cinch-connec-
tor* for connecting an external audio
source may become available for your
vehicle model. Feature description is
based on preliminary information at time
of printing. Contact an authorized
Mercedes-Benz Center for availability.
You can adjust the volume (
page 199),
the sound settings (
page 199) and the
volume distribution (page 201) for the
AUX input.
Calling up AUX mode

Press and hold Q button until AUX
appears in the display.
Canceling AUX mode

Press any audio source button.
Radio operation
Selecting radio mode
Press b button.
Calling up wavebands
You can choose from among the FM, AM
and WB wavebands.
Weather band (
page 207).Calling up wavebands for radios without
SAT

Press
FM or
AM soft key to switch be-
tween FM and AM.
The FM and AM wavebands are called
up one after another.
or

Press
WB soft key.
The weather band menu is called up.
The waveband currently selected
appears in the upper left-hand corner
of the display.
iFM waveband: 87.7......107.9 MHz
AM waveband: 530......1 710 KHz

204 Controls in detailAudio systemCalling up wavebands for radios with
SAT
Press
FM, AM, or
WB soft key repeatedly
until desired waveband has been se-
lected.
The FM, AM, and WB wavebands are
called up one after another.
The waveband currently selected
appears in the upper left-hand corner
of the display.Selecting a station
The following options are available for se-
lecting a station:


Direct frequency input (
page 204)


Manual tuning (
page 205)


Automatic seek tuning (
page 205)


Scan search (
page 205)


Station memory (
page 206)


Automatic station memory (Autostore)
(page 206)
The station search proceeds in the follow-
ing frequency increments:


200 KHz in FM range


10 KHz in AM rangeDirect frequency input

Select desired waveband.

Press *button.

Enter desired frequency with buttons
1to R.

205 Controls in detail
Audio system
Manual tuning
Select desired waveband.

Press S or Tbutton for
approximately three seconds.

Press button repeatedly until desired
frequency has been reached.
Step-by-step station tuning takes place
in ascending or descending order. Each
time the button is pressed, the radio
tunes further by 0.2 MHz. During man-
ual tuning, the radio is muted.Automatic seek tuning

Select desired waveband.

Press S or T button briefly.
The radio will tune to the next highest
or next lowest receivable frequency.Scan search


Starting scan search
Select desired waveband.

Press
SC soft key.
SC will appear in the display. The
radio briefly tunes in all receivable
stations on the waveband selected.
iYou can only enter frequencies within
the respective waveband.
If a button is not pressed within
four seconds, the radio will return to
the last station tuned.
iIf no station is received after two
consecutive scans of the complete
frequency range, then the scan stops
at the frequency from which it began.

206 Controls in detailAudio system

Ending scan search
Press
SC soft key or S or T.
The station last played will be se-
lected and
SC disappears from the
display.
Station memory
You can store ten AM and ten FM stations
in the memory.


Storing stations
Tune in desired station.

Press and hold desired station
button1 to R until a brief
signal tone is heard.
The frequency is stored on the se-
lected station button.


Calling up stations
Press desired station button1
to R briefly.
Autostore – automatic station memory
The Autostore memory function provides
an additional memory level. The station
memory for manually stored stations is not
overwritten.


Calling up Autostore memory level and
storing stations
Press
AS soft key briefly.
The radio switches to the Autostore
memory level.
AS and
SEARCH
ap-
pear in the display and the radio
finds the ten stations with the
strongest signals. These stations
are stored on the station buttons
1 to R in order of signal
strength.

207 Controls in detail
Audio system


Calling up stations
Press desired station button1
to R.


Leaving the Autostore memory level
Press
FM or
AM
soft key briefly.
Interrupting radio mode
The radio mode is interrupted by an incom-
ing call on the telephone* (
page 225).


Mute on
Press U button.
The radio mode is interrupted and MUTED
appears in the display.


Mute off
Press U button.
The radio mode is again active.
Weather band

Press
WB soft key.
The weather band station last received
is tuned in.Selecting a weather band station
directly

Select desired weather band station
with buttons 1 to 7.
If a station cannot be tuned in, a search
is automatically started.
Search

Press S or T button to tune in
the next receivable weather band sta-
tion.iIf no weather band station is received
after three consecutive scans of the
complete frequency range, then the
scan stops at the channel with which it
began and
NO WB FOUND
appears in the
display.
If this happens, switch back to stan-
dard radio mode.