2004 MERCEDES-BENZ C320 phone

195 Controls in detail
Audio system
Phone book
The numbers stored in the phone book can
be called up either by name or number.
Calling up the phone book
Pressd, c, f or
ebutton.Switching between name search and
number search

Press the
ABC
key.
The name search is called up.
or

Press the
NUM
key.
The number search is called up.
Searching and calling up phone book en-
tries by name

Press the
ABC
key.
The current name is highlighted on the
display.

Press either thed or cbutton.
The stored entries are selected accord-
ing to the alphabetical order of the ini-
tial letter.
or

Press either thef or ebutton.
The stored entries are selected in
increments of four.
or

Press the desired numerical key2
to9.
The stored entries are selected accord-
ing to the alphabetical order of the ini-
tial letters (e.g. for B -Brown, press
button2 twice).iSeveral characters and symbols cannot
be shown on the display for technical
reasons. They have been replaced with
spaces.

196 Controls in detailAudio systemSearching and selecting phone book en-
tries by number
Press the
NUM
key.
The current number is marked in the
display.

Press either thed or cbutton.
The stored entries are selected
according to numerical order.
or

Press either thef or ebutton.
The stored entries are selected in
increments of 5 (e.g. Entry
M5, Entry
M10
,etc.)Starting dialing process

Once you have selected a number,
press the
SND
key.
Repeat dialing
If the number dialed is busy, you can again
place calls to the last ten telephone num-
bers dialed using the repeat dialing func-
tion.Manual repeat dialing (redial)

Press the
SND
key.
The last number dialed is shown in the
display.

Select the desired telephone number
usingd, c, f or
ebutton.
The abbreviation
L and the number of
the entry are shown in the top line of
the display.

When you have selected a number,
press the
SND
key.
The call will be made.

197 Controls in detail
Audio system
Automatic repeat dialing (redial)
If a call cannot be connected, press
the
SND
key.
REDIAL
will appear on the display and re-
peated attempts to place the call will be
made for the next four minutes.
Selecting numbers directly from the
directory

Enter previously selected 3-digit
(1-999) number of the entry using
number keys4 toM.

Press the
RCL
key.
The telephone number stored under
that entry will be dialed.

Press the
SND
key.
The call will be made.Speed dialing

Input desired entry number using
number keys4 toM.
A maximum of two digits can be en-
tered.
If necessary, correct the last number
entered with the
CLR
key.

Press the
SND
key.
The telephone number stored under
that entry will be dialed. The number,
L
and the full entry number will be shown
in the display.Quick-dialing

Press one of the desired number
buttons4 toM longer than one
second.
The telephone number saved under
that number will be dialed.!Please be aware that button4
might already be reserved for an emer-
gency call number.

198 Controls in detailAudio systemEmergency call
Press button4 longer than one
second.

A call will be placed to the saved num-
ber (e.g. 911).
You can make an emergency call to an
emergency rescue station with a mobile
communications network.
The emergency call will be placed as long
as the corresponding mobile communica-
tions network is available. To do this,
switch the telephone on if this has not al-
ready been done.The call will also be placed even if the un-
lock code is not entered.
Emergency calls may not be possible with
all telephone networks or if certain net-
work services and/or telephone functions
are active. Check with your local network
operation company. It may take some time
to set up an emergency call.
To use this function you must ensure that
the number stored in memory location 1 is
the number to be dialed in case of emer-
gency.
If an emergency call cannot be connected,
the message
SYSTM BUSY
appears.Accepting an incoming call
Accepting an incoming call in telephone
mode
With an incoming call, a ringing tone can
be heard and the caller’s telephone num-
ber, or the name under which this tele-
phone number has been saved in the
telephone book, appears on the display. If
the caller’s number is not transmitted,
CALL
will appear in the display.

Press the
SND
key to accept call.
!Please be aware that the 911 emergen-
cy call system is a public service. Using
it without due cause is a criminal of-
fense.

199 Controls in detail
Audio system
Accepting an incoming call in cassette,
CD or radio mode
If the telephone is activated in the back-
ground (receiving symbol
S visible on dis-
play), the audio source is muted when a
call is received. The ringing tone is heard
and the caller’s telephone number or the
name under which this telephone number
has been saved in the telephone book ap-
pears on the display. If the caller’s number
is not transmitted,
CALL
appears in the dis-
play.

Press the
SND
key to accept the call.Muting a call
It is possible to mute a call; the caller is
then no longer able to hear you.
Mute on

Press the
MUT
key.
Mute off

Press the
MUT
key.
Terminating a call

Press the
END
key.
The current call is terminated.Call waiting
If you receive another call during an al-
ready active call, you can accept the sec-
ond call and switch between the two.
Accepting a second call

Press the
SND
key.
You are connected with the second
caller, the first call is muted.
Switching between the calls

Press the
SND
key.
Terminating the second call

Press the
END
key.
The current call will be terminated. You
are connected with the muted call
again.

219 Controls in detail
Useful features
Armrest storage spaces
1Handle
2Armrest
3Button
Opening storage compartment
Pull handle1 and lift armrest.
Closing storage compartment

Press armrest down until it engages
into place.Opening telephone compartment

Press button3 on driver’s or
passenger side and lift armrest.
Closing telephone compartment

Press armrest down until it engages
into place.
Changing inclination of armrest

Pull up on armrest.
Lowering armrest

Pull handle1 to lower armrest.
iVehicles with climate control:
The storage compartment can be
heated or cooled.
The compartment can get very warm
due to its confined space. When storing
heat sensitive objects in the compart-
ment, close the air vent (
page 160)
while heating the passenger compart-
ment.
!Vehicles with climate control:
Do not obstruct the air vent in the
storage compartment.

222 Controls in detailUseful featuresTelephone*
Radio transmitters, such as a portable tele-
phone or a citizens band unit, should only
be used inside the vehicle if they are con-
nected to an antenna that is installed on
the outside of the vehicle.
T he e x t e r n a l a n t e n n a m u s t b e a p p r o v e d b y
Mercedes-Benz. Please contact an autho-
rized Mercedes-Benz Center for informa-
tion on the installation of an approved
external antenna. Refer to the radio trans-
mitter operation instructions regarding use
of an external antenna.You can take and place telephone calls
using theí andì buttons on the
steering wheel. To carry out other tele-
phone functions, use the control system
(
page 138).
See separate operating manual for instruc-
tions on how to use the telephone.
Warning!
G
Never operate radio transmitters equipped
with a built-in or attached antenna (i.e. with-
out being connected to an external antenna)
from inside the vehicle while the engine is
running. Doing so could lead to a malfunc-
tion of the vehicle’s electronic system, pos-
sibly resulting in an accident and personal
injury.
Warning!
G
Please do not forget that your primary re-
sponsibility is to drive the vehicle. A driver’s
attention to the road must always be
his/her primary focus when driving. For
your safety and the safety of others, we rec-
ommend that you pull over to a safe location
and stop before placing or taking a tele-
phone call.
If you choose to use the telephone
1 while
driving, please use the hands-free device
and only use the telephone when road,
weather and traffic conditions permit. Some
jurisdictions prohibit the driver from using a
cellular telephone while driving a vehicle.
Only operate the COMAND* (Cockpit Man-
agement and Data System)
1 if road, weather
and traffic conditions permit.
Bear in mind that at a speed of just 30 mph
(approximately 50 km/h), your vehicle is
covering a distance of approx. 44 feet
(approximately 13.5 m) every second.
1Observe all legal requirements.
Warning!
G
Some jurisdictions prohibit the driver from
using a cellular telephone while driving a
vehicle. Whether or not prohibited by law,
for safety reasons, the driver should not use
the cellular telephone while the vehicle is in
motion.
Stop the vehicle in a safe location before
answering or placing a call.

225 Controls in detail
Useful features
EMERGENCY CALL – CALL CONNECTED

appears in the multifunction display. All in-
formation relevant to the emergency, such
as the location of the vehicle (determined
by the GPS satellite location system), vehi-
cle model, identification number and color
are generated.
A voice connection between the Response
Center and the occupants of the vehicle
will be established automatically soon af-
ter the emergency call has been initiated.
When a voice connection is established,
the audio system mutes and the message
TELE AID – EMERGENCY CALL ACTIVE

appears in the multifunction display. The
Response Center will attempt to determine
more precisely the nature of the accident
provided they can speak to an occupant of
the vehicle.The Tele Aid system is available if:


it has been activated and is
operational. Activation requires a
subscription for monitoring services,
connection and cellular air time


the relevant cellular phone network
and GPS signals are available and pass
the information on to the response
centeriLocation of the vehicle on a map is only
possible if the vehicle is able to receive
signals from the GPS satellite network
and pass the information on to the
response center.
Warning!
G
If the indicator lamp in the SOS button is
illuminated continuously and there was no
voice connection to the Response Center
established, then the Tele Aid system could
not initiate an emergency call (e.g. the rele-
vant cellular phone network is not available).
The message
EMERGENCY CALL –
CALL FAILED appears in the multifunction
display for approximately ten seconds.
Should this occur, assistance must be
summoned by other means.