2005 MERCEDES-BENZ C COUPE radio

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.

208 Controls in detailAudio systemScan search

Starting scan search
Press
SC soft key.
SC will appear in the display. The ra-
dio briefly tunes in all receivable
weather band stations.


Ending scan search
Press
SC soft key or S or T.
The weather band station last
played will be selected and
SC dis-
appears from the display.Introduction to satellite radio*
(USA only)
SIRIUS satellite radio provides 100 chan-
nels of digital-quality radio, among others
music, sports, news, and entertainment,
free of commercials. SIRIUS satellite radio
uses a fleet of high-power satellites to
broadcast 24 hours per day, coast to
coast, in the contiguous U.S.
This diverse, satellite-delivered
programming is available for a monthly
subscription fee.
For more information and service
availability, call the SIRIUS Service Center
(page 213), or contact
www.siriusradio.com
iAdditional satellite radio equipment
and a subscription to a satellite radio
service provider are required for the
satellite radio operation described
here.
Contact an authorized Mercedes-Benz
Center for details and availability for
your vehicle.
Note that categories and channels
shown in illustrations are dependent on
programming content delivered by the
service provider. Programming content
is subject to change. Therefore, chan-
nels and categories shown in illustra-
tions and descriptions contained in this
manual may differ from the channels
and categories delivered by the service
provider.

209 Controls in detail
Audio system
Program categories
The channels are categorized. Categories
allow you to tune to stations broadcasting
a certain type of program (category mode)
(page 211).Calling up the SAT main menu

Press
SAT
soft key.
SAT
is displayed in the upper left-hand
corner of the display.
Prior to activation of the satellite radio
service (
page 209).
After activation of satellite radio ser-
vice (
page 209).
Prior to activation of the satellite radio
service
The telephone number of the SIRIUS
Service Center (888-539-7474) is dis-
played.

Press
ESN
soft key.
The twelve-digit electronic serial num-
ber (ESN) of the SAT tuner* installed in
your vehicle is displayed.
This information is required to call the
SIRIUS Service Center for an activation
request.
After activation of the satellite radio
service
The satellite radio main menu appears.
The radio station selected last is audible,
provided it can be received.
iSatellite radio service may be unavail-
able or interrupted from time to time
for a variety of reasons, such as envi-
ronmental or topographic conditions
and other things beyond the service
provider’s or our control. Service might
also not be available in certain places
(e.g., in tunnels, parking garages, or
within or next to buildings) or near oth-
er technologies.
iCredit card information may also be re-
quired for your application.
The activation process takes approxi-
mately five to ten minutes after calling
the SIRIUS Service Center.

210 Controls in detailAudio systemThe first channel 001 is called up and the
PTY system changes to all categories.
If no station can be received,
ACQUIRING

appears in the display.
If the Satellite radio service is not
activated,
ACQUIRING
will also appear in the
radio display and
NO SAT
will appear in the
multifunction display.Selecting a station
The following options are available:


Selecting a station using the selected
category (
page 211).


Tuning via station presets
(page 210).


Tuning via scan search (
page 212).


Tuning via manual channel input
(page 210).


Tuning via the program category list
(page 211).
Tuning via station presets
Ten satellite radio station presets are avail-
able.
You can access the presets via number
keys.Accessing via number keys

Enter number of preset you wish to
select, e.g. 1.
The radio plays the station stored un-
der this number and the PTY function
changes to the category corresponding
to the station.
Tuning via manual channel input
Example: tuning in channel 16
iThe system will tune to a default sta-
tion if no station had been selected pre-
viously.