2008 MERCEDES-BENZ C300 audio

196 Controls in detail
Audio system
Switching to radio mode
Press buttonb on audio control
unit.
The radio basic menu appears in the
audio display once you have switched
to radio mode. You will hear the
station/channel last tuned in the previ-
ously selected waveband, provided
that the station/channel can be re-
ceived.
Illustration: radio mode in FM waveband
1Status line
2Station name
3Store position of station
4Main area with wavebandInformation displayed in the status line
(example)
The following information is displayed in
the status line:

Time (04:38)

Station name (WNYC)
Mobile phone readiness is indicated by
additional information being shown:

Mobile phone network signal
strengthI

Receiver symbol 4 ö.Calling up wavebands
You can choose from among the FM, AM
and WB wavebands and then request the
Sat mode*. Pressing again will switch back
to FM radio mode.
Press buttonb on audio control
unit repeatedly until desired waveband
has been selected.
The FM, AM, and WB wavebands and
the satellite radio* mode are called up
one after another.
The waveband currently selected
appears in the status line of the audio
display. The last selected station in the
selected waveband is heard.
iStation names 3, available for the FM
waveband, can only be seen when the station
transmits a name.
In the WB waveband, the audio system displays
the channel number, e. g. Channel 6, instead of
the station names and/or frequency.
WavebandFrequency
WB (Weather Band)Weather channels
FM87.7......107.9 MHz
AM530.......1 710 KHz

197 Controls in detail
Audio system
Selecting a station/channel
You have the following selection options:

The station search function

The channel list
(Weather Band)

Station memory
(except Weather Band)

The manual frequency entry
(except Weather Band)
The station search proceeds in the
following frequency increments:

200 kHz in FM range

10 kHz in AM range
Tuning to a station/channel via
station/channel search function
Press buttonb on audio control
unit repeatedly until the FM/AM/WB
waveband is selected.
Slide omp or rotate ymz when the
main area in the basic menu is active.
Depending on the direction in which
the controller is being slid or rotated,
the system searches upward or down-
ward and stops at the next receivable
station/channel.
or
Press buttonG or H on audio
control unit.
Depending on the pressed button, the
system searches upward or downward
and stops at the next receivable
station/channel.Selecting a station using station
memory
Press b button on audio control
unit repeatedly until desired waveband
has been selected.
Select Presets.
or
Press n when the main area is
selected.
The memory menu appears. The dot R
in front of a memory position indicates
that the currently selected station is
saved there.
Select station in memory by rotating
ymz or sliding qmr and press n.
or
Press desired station button1 to
R, with the keypad in audio control
unit briefly.
iThe search function searches for the next
receivable station in the FM or AM waveband.
In Weather Band (WB) the search function
switches to the next channel in the channel list.
For tuning to a station/channel you can also use
the buttons on the multifunction steering wheel
(
page 159).
iThis function is not available for Weather
Band.

198 Controls in detail
Audio system
Tuning to a station by entering the fre-
quency manually
b
Radio
Enter Frequency
The menu for manual frequency entry
appears.
or
Press buttonó, on the keypad in
audio control unit briefly.
Enter frequency with keypad:
Enter desired frequency with
buttons1to R, with the keypad
in audio control unit briefly.
The audio system tunes in to the fre-
quency entered.
Exiting menu without making an en-
try: Press button í in the center
console (
page 184).Storing stations
You can store ten AM and ten FM stations
in the memory.
Storing stations manually with keypad
Tune in desired station.
Basic menu is shown in the audio
display.
Press and hold desired station
button1 to R until a brief signal
tone sounds.
The station is stored.
iThis function is not available for Weather
Band.
iIt is not possible to enter a frequency in the
respective waveband which is outside the fre-
quency range.
iIf you select a memory preset which is al-
ready in use, it will be overwritten by the new
station.

199 Controls in detail
Audio system
Storing stations manually with station
memory menu
Tune in desired station.
Basic menu is shown in the audio
display.
Press n when the main area is active.
or
Select Presets.
The station memory display appears in the
audio display.
The dot R in front of a memory position
indicates that the currently tuned station is
stored there.
Selecting a memory position:
Slideqmr or rotate ymz.
Storing a station to a selected mem-
ory position: Press and hold n until a
brief signal tone sounds.
or
Press and hold desired station
button1 to R on keypad, until a
brief signal tone sounds.
The station is stored.
Autostore – automatic station memory
Press b button on audio control
unit repeatedly until desired waveband
has been selected.Basic menu is shown in the audio
display.
Press n when the main area is active.
or
Select Presets.
The station memory display appears in the
audio display.
Slideqmr or rotate ymz to select Au-
tostore
.
Press n.
The audio system searches for receivable
stations. A corresponding message is dis-
played. The available stations are automat-
ically stored in memory. The first received
station will be automatically played.
Canceling storage procedure:
Pressn while the “Searching” mes-
sage is being displayed.
iThis function is not available for Weather
Band. The autostore function automatically as-
signs receivable stations to the memory, sorted
according to reception quality at the moment of
performing the autostore. The stations which
were stored in the station memory manually are
completely lost in this process. If less than ten
stations are found, the remaining entries are left
empty.

200 Controls in detail
Audio system
Satellite radio*
Submenu overview
Warning!G
Please devote your attention first and fore-
most to the traffic situation you are in.
Before your journey, please familiarize your-
self with the radio functions.
Only use the audio system when road and
traffic conditions permit you to do so. Other-
wise you could be involved in an accident in
which you or others could be injured.
iThe components and operating principles of
the audio system can be found on (
page 187).
Sat Presets Info Category Sound
Channel ListStation presets Show program infoAll channelsTreble
Channel Entry Select categoryBass
ServiceBalance/Fader
Surround sound*

201 Controls in detail
Audio system
Satellite radio
SIRIUS Satellite Radio provides over
130 channels of digital-quality radio, in-
cluding 100% commercial-free music,
sports, news and entertainment. SIRIUS
Satellite Radio uses a fleet of high-orbit
satellites to broadcast 24 hours per day,
coast to coast, in the contiguous U.S. and
Canada.
This diverse, satellite-delivered program-
ming is available for a monthly subscrip-
tion fee.
For more information and service availabil-
ity call the SIRIUS Service Center
(
page 207) (1-888-539-7474), or con-
tact

www.sirius.com (USA)

www.siriuscanada.com (Canada)Subscribing to satellite radio
Press buttonb on audio control
unit repeatedly until satellite radio Sat
is selected.
The following options are possible:

Satellite radio service is not
activated

Satellite radio service is fully
activated
iAdditional satellite radio equipment and a
subscription to SIRIUS Satellite Radio service
provider are required for the satellite radio oper-
ation described in this chapter.
Contact an authorized Mercedes-Benz Center
for details and availability for your vehicle.
iNote that categories and channels shown in
illustrations are dependent on programming con-
tent delivered by the service provider. Program-
ming 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.
iSatellite radio service may be unavailable or
interrupted from time to time for a variety of rea-
sons, such as environmental or topographic con-
ditions and other things we can’t 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. In
such situations, the satellite radio’s main menu
shows the “Acquiring signal...” screen. At this
point, the radio’s functions are restricted and the
service info display (
page 207) appears.
iIf a satellite receiver is not installed or not
properly installed:
The message
Device unavailable will ap-
pear.
If the satellite radio service is not activated, the
“SIRIUS Preview” display appears.

202 Controls in detail
Audio system
Satellite radio service is not activated
The telephone number of the SIRIUS Ser-
vice Center and the twelve-digit electronic
serial number (SIRIUS-ID) of the particular
receiver are required when calling the
SIRIUS Service Center for an activation re-
quest.
b
Sat
Service.
Closing screen: Press n.
To activate satellite radio service:
Contact satellite radio service provider
at the telephone number displayed in
the service display.
After the connection is made:
Follow the instructions given by the op-
erator.The activation process may take up to
10 minutes. If it is successful, you will
see the display with the message
Acquiring Signal... followed by the
satellite radio basic menu.Satellite radio service is activated
The basic satellite radio menu appears.
You will hear the channel last tuned in, pro-
vided that it can be received.
Switching on
For important subscription information see
“Subscribing to satellite radio”
(
page 201).
Press buttonb on audio control
unit repeatedly until satellite radio Sat
is selected.
The message
Acquiring Signal... will
appear when the signal is not available.
After the audio system acquires the
signal, the satellite radio basic menu
will appear. The station last tuned to
will begin to play.
iActivating the satellite radio service might
not be available in certain places (e.g., in tun-
nels, parking garages, or within or next to build-
ings). If a subscription is not included with
system purchase, credit card information is re-
quired to activate your account.
The activation process takes approximately 5 to
10 minutes after calling the SIRIUS Service Cen-
ter.
If a satellite receiver is not installed or not prop-
erly installed:
The message
Device unavailable will ap-
pear.
iIt is also possible to activate the satellite ra-
dio service online. To do so please visit SIRIUS
Satellite Radio's website at www.sirius.com
(USA) or www.siriuscanada.com (Canada).

203 Controls in detail
Audio system
Main satellite radio menu
1Main area with channel display
2Selected program category
3Number of selected channel
4Selected channel
5Sound settings
6To select program category
7Current artist and title
8Channel information
9Preset options
aSatellite radio optionsSelecting program category
Satellite radio channels are split up into
categories such as News, Sports News, or
Country Music, if available. The category
list is sorted alphabetically.
Call up category list: b
Cat.
or
Slideomp or rotate ymz until Cat is
highlighted.The category list appears.
Select a category: Slideqmr or ro-
tate ymz.
Set the selected category: Press n.
The selected program category (alpha-
betical order) will appear in the audio
display. The channel last tuned in the
new category will begin to play.
When searching, tuning in, or selecting
from the channel list, the “All Chan-
nels” option accesses all of your sub-
scribed channels.
iMain area 1 can show all channels includ-
ed in your subscription. Which channels are
shown depends on the selected program
category4.
Note that categories and channels shown in illus-
trations are dependent on programming content
delivered by the service provider. Programming
content is subject to change.
Therefore, channel and categories shown in illus-
trations and descriptions contained in this man-
ual may differ from the channels and categories
delivered by the service provider.
iThe channels are categorized. Categories al-
low you to tune to stations broadcasting a cer-
tain type of program.
iWhen you select the category “All Chan-
nels”, you have access to all the channels you
subscribe to, regardless of category.