2005 MERCEDES-BENZ C320 audio

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

Press S or Tbutton for approx.
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
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.
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.

194 Controls in detailAudio system

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.
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.

195 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
incoming call on the telephone*
(
page 213).


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
station.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
standard radio mode.

196 Controls in detailAudio systemScan 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.
This diverse, satellite-delivered program-
ming is available for a monthly subscrip-
tion fee.
For more information call the SIRIUS
Service Center (
page 201), 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. Feature description is based on
preliminary information available at
time of printing.
iAt time of printing, no date for the avail-
ability of optional equipment required
for satellite radio operation had been
set.
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.

197 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 199).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 197).
After activation of satellite radio
service (page 197).
Prior to activation of the satellite radio
service
The telephone number of the SIRIUS
Service Center (888-539-7474) is
displayed.

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.
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
other technologies.
iCredit card information may also be
required for your application.
The activation process takes approxi-
mately five to ten minutes after calling
the SIRIUS Service Center.

198 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 199),


Tuning via station presets
(page 198),


Tuning via scan search (
page 200).


Tuning via manual channel input
(page 198).


Tuning via the program category list
(page 199).
Tuning via station presets
Ten satellite radio station presets are
available.
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
under 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
station if no station had been selected
previously.

199 Controls in detail
Audio system

Press *.
Input line appears in the main radio
menu.

Use number keys to enter desired
channel within eight seconds,
e.g.1 6.
The system tunes to channel 16.
The station you have selected begins to
play.
Tuning via the program category list
The category list contains all currently
receivable categories of programs. It is
arranged alphabetically.


Selecting a category
Press
PTY
soft key.
The current PTY category of the
station is displayed.

Press
<<<
or
>>>
soft key.
This switches between the
individual categories.
When changing the category, the
channel selected last in the new
category becomes audible.The system will automatically switch to
a station of the selected category if the
currently selected station is not of the
selected category. Otherwise, the
currently selected station remains
tuned.


Tuning a station within the selected
category
The channels identified for the
currently selected category are
arranged numerically. Only one entry is
visible at a time.
Press S or T button briefly.
The next station within the category
is started.
or

Press and hold S or T
button for approx. three seconds
until desired station has been
reached.
iYou can only enter available channel
numbers.

200 Controls in detailAudio systemTuning via scan search
Scan search is characterized as follows:

Scan search plays a channel for
approx. eight seconds and then skips
to the next channel within the current
category.


Scan search can be terminated
manually.

Press
SC soft key.
The search starts. SC appears in the
display.

Press
SC soft key again.
The search stops.Obtaining additional text information
Additional text information (artist, title)
related to the current channel can be
displayed.

Press
INF
soft key.
The title being played is displayed.

Press
INF
soft key again.
The name of the artist performing the
title being played is displayed.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.
The radio saves the current station at
the memory preset selected. The
memory preset selected appears in the
status line, e.g. S3.
iIf a button is not pressed within
four seconds, the radio will return to
the standard display.
iThere are ten presets available.
An existing entry is overwritten in the
memory list when a new entry is given.