MERCEDES-BENZ C240 4MATIC 2004 W203 Owner's Manual

181 Controls in detail
Audio system
Scan tuning

Starting scan tuning
Select desired frequency band.

Press2 button.SC will appear on the display. The
radio briefly tunes in all receivable
stations on the band selected. The
first scan cycle will tune in only the
stations with a strong signal. The
second scan cycle will tune in every
receivable station.


Ending scan tuning
Press2 button ord, c,
f or ebutton.SC disappears from the display.Manual station memory (Presets)
You can store ten AM and ten FM stations.


Storing stations
Tune in the desired station.

Press and hold desired station
button4 toM until a brief
signal tone is heard.
The frequency is stored on the
selected station button.
The frequency band and station
button number are shown in the up-
per left-hand corner of the display.


Retrieving a station from memory
Press desired station button4
toM.Automatic station memory (Autostore)
The Autostore memory function provides
an additional memory level. The station
memory for manually stored stations is not
overwritten.


Calling up Autostore memory level
Briefly press the
AS key.
AS is highlighted in the display.
The radio finds the ten stations with
the strongest signals. These
stations are stored on the station
buttons4 toM in order of
signal strength.


Retrieving a station from memory
Press desired station button4
toM.


Leaving the Autostore memory level
Press the
AS key.
The highlighted
AS in the display
disappears.

182 Controls in detailAudio systemWeather band
Press the
WB key.
The weather band station last selected
is tuned in.

Select the desired weather band
station with buttons4 to7.
If a station cannot be tuned in, a scan
is automatically started.

Pressf or ebutton. The next
receivable weather band station is
tuned in.
Satellite radio (SAT)* (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 ser-
vice or contact www.siriusradio.com
Program categories
The channels are categorized. The catego-
ries allow you to tune to stations broad-
casting a certain type of program
(PTY mode) (
page 185).
iAdditional optional satellite radio
equipment and a subscription to
satellite radio service provider is re-
quired for the satellite radio operation
described here. Feature description is
based on preliminary information
available at time of printing.
At time of printing, no date for the
availability of optional equipment re-
quired for satellite radio operation had
been set. Contact your authorized
Mercedes-Benz Center for details and
availability for your vehicle.
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 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.

183 Controls in detail
Audio system
Starting satellite radio (SAT)
Start radio mode.
If the radio was in SAT radio mode be-
fore being turned off or changed to an-
other operating mode, the last SAT
channel selected is called up.
or

Press the
SAT
key.
When you call up the SAT radio mode
for the first time,
ACQUIRING
will appear
on the display during the initialization
process.
or
The last channel selected is called up.Entering the Electronic Serial Number
(ESN)
The first time SAT radio is called up, you
must give your SAT radio provider the Elec-
tronic Serial Number (ESN) of your SAT re-
ceiver over the telephone.

Press the
SAT
key.
The radio switches to SAT mode.
CALL SIRI
appears on the display.

Press the
ESN
key.
The provider’s phone number will ap-
pear first. After pressing the
ESN
key
again, the ESN number will appear.
Make note of the phone number and
ESN number.

Press the
ESN
key repeatedly until all
required information has appeared on
the display.

Call the telephone number and give
provider your ESN number.iCredit card information is also required
for your application.
The activation process takes approxi-
mately five to ten minutes after calling
the SIRIUS Service Center.

184 Controls in detailAudio systemChannel selection
The following options are available for se-
lecting a channel:

Direct channel input (
page 184)


Manual tuning (
page 184)


Preset channels (
page 184)
Direct channel input

Press“key.

Enter desired channel number using
buttons4 toM.Manual tuning

Press and holdf, d, c or
e button until the desired channel
has been reached.
Preset channels
You can store up to ten channels.


Retrieving a channel from memory
Press the desired channel
button4 toM.


Storing channels
Tune in the desired channel.

Press and hold desired channel
button4 toM until a brief
signal tone sounds.
The channel is stored on the selected
channel button.
iOnly inputs for available channels are
possible.
If a button is not pressed within four
seconds, the radio will return to the last
station tuned.

185 Controls in detail
Audio system
Program type (PTY) mode
In PTY mode, you can tune in and select
channels of a specific program type.
Calling up PTY mode
Start SAT radio mode.

Press the
PTY
key.
The name of the channel currently
being received is shown.
Leaving PTY mode

Press the
CH
key.
The number of the channel currently
being received is shown.Selecting channel category

Pressd or cbutton.
The individual program types are se-
lected.
Tuning in a PTY channel
Once you have selected a program type,
you can tune in channels broadcasting a
program that corresponds to the selected
program type.

Pressf or ebutton.
The radio will tune to the next highest
or lowest channel broadcasting this
type of program.Program Descriptive Text (PDT)
In PDT mode, you can call up additional in-
formation on the channel, the current track
and the performing artist(s).

Press the
TXT
key.
The station category appears on the
display.

Press the
TXT
key again within four
seconds.
The title of the current track appears.

Press the
TXT
key again within four
seconds.
The name of the musician(s) of the cur-
rent track appear on the display.

186 Controls in detailAudio systemCassette operation
Playing cassettes
Press3 button.
The display panel folds down and the
cassette compartment becomes ac-
cessible.

Insert cassette into the cassette com-
partment until it engages and tap it
gently.
The cassette will be pulled in automati-
cally. The system switches to cassette
mode. Side 1 will be played and
SIDE 1

appears in the display. Side 1 is the
side of the cassette which is facing up-
ward. The cassette deck will automati-
cally detect the type of tape.

Fold display panel back up and press
gently on the display panel frame to
lock it in place.
or

If a cassette is already in the
mechanism, pressj button.Track selection

Press the
TRK
key.
The current track will be displayed as
SIDE 1
or
SIDE 2
.

You can switch sides at any time.
The side will be changed automatically
at the end of the tape.
!Do not press directly on the display
face. Otherwise the display will be
damaged.
iA warning signal will sound after 20
seconds if the display panel is left in
the down position. Fold display panel
back up. If the display panel is not
closed, a warning signal will sound and
the radio will be muted.

187 Controls in detail
Audio system
Cassette eject
Press eject button3.
The display folds down and the cas-
sette is ejected. The system will switch
back to radio mode automatically.

Fold display panel back up and press
gently on the display panel frame to
lock it.Track search
Track search forward

Pressf button.SEEK FWD
will appear in the display.
Track search will run the tape forward
to the start of the next track and switch
to Play.Track search backward

Presse button.SEEK RWD
will appear on the display.
Track search will run the tape back-
ward to the start of the track currently
playing and switch to Play.
Stopping track search

Pressd, c, f or
ebutton.
The cassette will switch over to Play.
!Do not press directly on the display
face. Otherwise the display will be
damaged.iThe cassette will not be ejected when
the system is switched off or switched
to another operating mode.
iThe beginning of a track can only be
found if there is pause of at least
four seconds between tracks.

188 Controls in detailAudio systemScanning

Starting scan
Press2 button.SC will appear on the display.
Each track on the cassette will be
played briefly in ascending order.


Stopping scan
Press2 , d, c, f or
ebutton.
The system will switch to Play.Fast forward/reverse


Starting cassette fast forward mode
Pressd button.FORWARD
will appear on the display.


Starting cassette fast reverse mode
Pressc button.REWIND
will appear on the display.
The cassette will automatically switch over
to the play mode at the end or beginning of
the tape.


Stopping the cassette fast forward/re-
verse mode
Pressd, c, f or
ebutton.
The cassette will switch over to the
play mode.Skipping blank sections (skip blank)
Switching on the skip blank function

Press the
SB key.
SB is highlighted in the display.
If the system does not detect a sound
signal, the cassette will automatically
fast forward to the next sound signal.
Switching off the skip blank function

Press the
SB key.
The highlighted
SB in the display disap-
pears.

189 Controls in detail
Audio system
Dolby NR
1 (noise reduction system)
To enable optimum sound reproduction of
cassettes recorded using Dolby B NR, the
Dolby NR system should be switched on.Switching on

Press the
NR key.
NR is highlighted in the display.
Switching off

Press the
NR key.
The highlighted
NR in the display disap-
pears.
CD changer* operation
General notes
Should excessively high temperatures oc-
cur while in CD mode,
CD TEMP HIGH
will
appear on the display and the CD will be
muted. The unit will then switch back to
the last operating mode used until the tem-
perature has decreased to a safe operating
level.
Should excessively low temperatures oc-
cur while in CD mode,
CD TEMP LOW
will ap-
pear on the display, but the CD will
continue to play.
Handle CDs carefully to prevent interfer-
ence during playback. Avoid fingerprints
and dust on CDs. Do not write on CDs or
apply any labels or other material to them.
1DOLBY and the double-D symbolÙ are trade-
marks of Dolby Laboratories Licensing Corpora-
tion.
The Dolby noise reduction system is manufactured
under license from Dolby Laboratories Licensing
Corporation.iThe Dolby NR function should be
switched off when playing cassettes
not recorded with Dolby B NR.

190 Controls in detailAudio systemOnly use original CDs. Using copied CDs
may create problems during playback.
Clean CDs from time to time with a com-
mercially available cleaning cloth. Do not
use solvents, anti-static sprays, etc. for
cleaning. Replace the CD in its case after
use. Protect CDs from heat and direct sun-
light.
Only use CDs, which bear the label shown
and that conform to the compact disc
digital audio standard (IEC 60908). You
can therefore only use CDs with a maxi-
mum thickness of 1.3 mm.Operational readiness of CD changer
If a CD changer has been installed in the
system, it can be operated from the front
control panel of the radio. A loaded maga-
zine must be installed to play CDs.
Loading/unloading the CD magazine

Slide changer door to the right and
press eject buttong.

The magazine will be ejected.
iUse of CDs which do not meet this
standard may cause damage to the CD
changer. Do not play single-CDs
(80 mm) with an adapter.
Your CD drive has been designed to
play CDs which correspond to the
EN 60908 standard.
If you insert thicker data carriers, e.g.
ones that have data on both sides (one
side with DVD data, the other side with
audio data), they cannot be ejected and
will damage the drive.Warning!
G
The CD changer* is a Class 1 laser product.
There is a danger of invisible laser radiation
if the cover is opened or damaged.
Do not remove the cover. The CD changer*
does not contain any parts which can be ser-
viced by the user. For safety reasons, have
any service work which may be necessary
performed only by qualified personnel.