2006 MERCEDES-BENZ C55AMG radio

204 Controls in detail
Audio system
Adjusting 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
standard radio menu 8 seconds after
the last button is pressed.Returning volume distribution to
factory settings
Press P button to call up settings
menu in the display.
Press RES soft key briefly; the
respective 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
center level.
The radio switches back to the
standard radio menu 4 seconds after
the last soft key is pressed.Telephone* muting
If your vehicle equipment includes a
Mercedes-Benz specified mobile
telephone*, you can adjust its volume
separately from the volume of the audio
system while the telephone is being used.

205 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 201),
the sound settings (
page 201) and the
volume distribution (
page 203) 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 208).Calling up wavebands for radios
without SAT
Press FM or AM soft key to switch
between 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.
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FM waveband: 87.7......107.9 MHz
AM waveband: 530......1 710 KHz

206 Controls in detail
Audio system
Calling up wavebands for radios
with SAT
Press FM, AM, or WB soft key repeatedly
until desired waveband has been
selected.
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
selecting a station:

Direct frequency input (page 206)

Manual tuning (page 207)

Automatic seek tuning (page 207)

Scan search (page 207)

Station memory (page 207)

Automatic station memory (Autostore)
(
page 208)
The station search proceeds in the
following frequency increments:

200 KHz in FM range

10 KHz in AM rangeDirect frequency input
Select desired waveband.
Press *button.
Enter desired frequency with
buttons1to R.
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You can only enter frequencies within
the respective waveband.
If a button is not pressed within
4 seconds, the radio will return to the
last station tuned.

207 Controls in detail
Audio system
Manual tuning
Select desired waveband.
Press S or Tbutton for approx.
3 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
manual 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.

Ending scan search
Press SC soft key or S or T.
The station last played will be
selected 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
selected station button.

Calling up stations
Press desired station button1
to R briefly.
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If no station is received after two
consecutive scans of the complete
frequency range, then the scan stops
at the frequency from which it began.

208 Controls in detail
Audio system
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
appear in the display and the radio
finds the ten stations with the
strongest signals. These stations
are stored on the station
buttons1 to R in order of
signal strength.

Calling up stations
Press desired station button1
to R.

Leaving the Autostore memory level
Press FM or AMsoft key briefly.
Interrupting radio mode
The radio mode is interrupted by an
incoming call on the telephone*
(
page 227).

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.

209 Controls in detail
Audio system
Search
Press S or T button to tune in
the next receivable weather band
station.Scan search
Starting scan search
Press SC soft key.
SC will appear in the display. The
radio 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
disappears 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 program-
ming is available for a monthly subscrip-
tion fee.
For more information and service
availability, call the SIRIUS Service
Center (
page 210), or contact
www.siriusradio.com
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If 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
standard radio mode.

210 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 212).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 210).
After activation of satellite radio
service (
page 211).
Prior to activation of the satellite radio
service
The telephone number of the SIRIUS
Service Center (888-539-7474) is
displayed.
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Additional 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,
channels and categories shown in
illustrations and descriptions
contained in this manual may differ
from the channels and categories
delivered by the service provider.
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Satellite 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
other technologies.

211 Controls in detail
Audio system
Press ESN soft key.
The twelve-digit electronic serial
number (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.The 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 212).

Tuning via station presets
(
page 211).

Tuning via scan search (page 213).

Tuning via manual channel input
(
page 212).

Tuning via the program category list
(
page 212).
Tuning via station presets
Ten satellite radio station presets are
available.
You can access the presets via number
keys.
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Credit card information may also be
required for your application.
The activation process takes approxi-
mately 5 to 10 minutes after calling the
SIRIUS Service Center.
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The system will tune to a default
station if no station had been selected
previously.