2003 MERCEDES-BENZ C320 r button

180 Controls in detailAudio systemSkipping tracks forward/backward
Skipping tracks forward:
Press the
f
button.
The next track will be played.
Skipping tracks backward:

Press the
e
button.
If the track has been playing for more
than ten seconds, it will revert to the
start of that track. If it has been playing
for less than ten seconds, it will revert
to the preceding track.
Repeated pressing of the
f
or
e

button will result in multiple tracks being
skipped.Fast forward/reverse
Fast forward:

Press and hold the
d
button until
the desired location has been reached.
Reverse:

Press and hold the
c
button until
the desired location has been reached.Scanning
Starting scan:

Press the
2
button.
SC appears in the display.
Each track on the current CD will be
played for approx. eight seconds in
ascending order.
Ending scan:

Press the
2
, d
, c
, f

or
e
button.
iThe relative time of the track is shown
on the display during search.

182 Controls in detailAudio systemTelephone* operation
Various car telephone functions and oper-
ating steps for the car telephone can be
performed and displayed via the audio sys-
tem.
Further operating instructions not covered
here can be found in the operating instruc-
tions for the multifunction steering wheel,
voice control system* and the car tele-
phone.
Switching on the telephone
Press the
h
button.

If you have programmed an unlock
code for the telephone, you must input
the code now.

Press the
OK key.
The telephone is unlocked. If you enter
the wrong code, you must re-enter the
correct code.Switching off the telephone

Press the
h
button repeatedly until
PHONE OFF
appears in the display.
The receiving symbol in the display dis-
appears.
Adjusting the volume

Turn control knob
a
during tele-
phone operation.
The volume increases or decreases de-
pending on the direction in which the
knob is turned.Placing a call
Entering a telephone number and start-
ing the dialing process

Enter the desired telephone number
using buttons1 to0.
The number can have up to 32 digits,
but only 17 of these are visible on the
display.

If necessary, correct the number en-
tered with the
CLR
key. Press the key
briefly to delete the last digit entered,
press the key and hold to delete the
complete number.

After the correct telephone number
has been entered, press the
SND
key.
iThe volume can be adjusted separately
for the telephone, voice control
system* and radio.

183 Controls in detail
Audio system
Telephone book
The numbers stored in the telephone book
c a n b e c a l l e d u p b y e i t he r n a m e o r n u m b e r .
Calling up the telephone book
Press either the
d
, c
, f

or
e
button.
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 telephone book
entries by name

Press the
ABC
key.
The current name is marked on the dis-
play.

Press either the
d
or
c
button.
The stored entries are selected accord-
ing to alphabetical order of initial let-
ters.
or

Press the
f
or
e
button.
The stored entries are selected in
increments of four.
or

Press the desired numerical key2 to9.
The stored entries are selected accord-
ing to alphabetical initial letters (e.g.
for
B-Brown, press button2 twice).
iA number of characters and symbols
cannot be shown on the display for
technical reasons, they have been re-
placed with spaces.

184 Controls in detailAudio systemSearching and selecting telephone book
entries by number
Press the
NUM
key.
The current number is marked in the
display.

Press either the
d
or
c
button.
The stored entries are selected accord-
ing to numerical order.
or

Press the
f
or
e
button.
The stored entries are selected in in-
crements of four (e.g. Entry
M1,
Entry
M5, etc.).
Starting dialing process

Once you have selected a number,
press the
SND
key.Repeat dialing
If, for example, the number dialed is busy,
you can again place calls to the last ten
telephone numbers dialed using the repeat
dialing function.
Manual repeat dialing (redial)

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

Select the desired telephone number
using the
d
, c
, f
or
e

button.
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 then be placed.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.
Quick dialing

Enter the previously selected
three-digit (1-999) number of the entry
using the number keys1 to0.

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

Press the
SND
key.
The call will be placed.

185 Controls in detail
Audio system
Speed dialing
Input the desired entry number using
the number keys1 to0.
A maximum of two digits can be
entered.
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.
Express dialing

Press one of the desired number
buttons1 to0 longer than one second.
The telephone number saved under
that number will be dialed.Emergency call

Press button1 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 not already done
so.
The call will also be placed 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.
!Please be aware that button1 might al-
ready be reserved for an emergency
call number.
!Please be aware that the 911 emergen-
cy call system is a public service. Using
it without due cause is a criminal of-
fense.

187 Controls in detail
Power windows
Power windows
Opening and closing the windows
The side windows can be opened and
closed electrically. The switches for all the
side windows are on the driver’s door. The
switches for the respective windows are
on the front passenger and the rear doors.
1Left front window
2Right front window
3Switch for rear door window override
(
page 71)
4Right rear window
5Left rear window

Turn key in the starter switch to
position1 or2.
Opening the windows

Press switch to resistance point.
The window will move downwards until
you release the switch.
Closing the windows

Pull on switch.
The window will move upwards until
you release the switch.
Warning!
G
When closing the windows, make sure that
there is no danger of anyone being harmed
by the closing procedure.
The closing of the door windows can be im-
mediately halted by releasing the switch or,
if switch was pulled past the resistance
point and released, by either pressing or
pulling the respective switch.
If the window encounters an obstruction
that blocks its path in a circumstance where
you pulled the switch past the resistance
point and released it to close the window,
the automatic reversal function will stop the
window and open it slightly.
If the window encounters an obstruction
that blocks its path in a circumstance where
you are closing the window by pulling the
switch and holding it there, or by pressing
and holding button
‹
on the SmartKey,
the automatic reversal function will not
operate.
When leaving the vehicle, always remove the
key from starter switch, take it with you, and
lock your vehicle. Do not leave children
unattended in the vehicle, or with access to
an unlocked vehicle. Unsupervised use of
vehicle equipment can cause an accident
and/or serious personal injury.

188 Controls in detailPower windowsIf you pull and hold the switch up when
closing the window, and upward move-
ment of the window is blocked by some ob-
struction including but not limited to arms,
hands, fingers etc., the automatic reversal
will not operate.
Fully opening windows
Press switch past resistance point and
release.
The window opens completely.
Fully closing windows

Pull switch past resistance point and
release.
The window closes completely.
If the upward movement of the window is
blocked during the closing procedure, the
window will stop and open slightly.Stopping windows

Press or pull respective switch again.Opening and closing the windows with
the Smartkey
The sliding/pop-up roof* will also be
opened or closed when the power windows
are operated with the key (
page 191).

Aim transmitter eye at the front door
handle.
Warning!
G
Driver’s door only:
If within five seconds the switch1 is again
pulled past the resistance point and re-
leased, the automatic reversal will not oper-
ate.iYou can also open or close the win-
dows using the

SmartKey (summer opening/con-
venience feature), see below


button
O
in the control panel of
the climate control (
page 149) or
automatic climate control
(
page 157)


button
e
in the control panel of
the automatic climate control
(
page 157)
Warning!
G
Never operate the windows or slid-
ing/pop-up roof* if there is the possibility of
anyone being harmed by the opening or
closing procedure.
In case the procedure causes potential
danger, the procedure can be immediately
halted by releasing the control button. To
reverse direction of movement, press
button
Œ
for opening or
‹
for
closing.

189 Controls in detail
Power windows
Opening (Summer opening feature)
Press and hold button
Œ
after un-
locking the vehicle.
The windows and sliding/pop-up roof*
begin to open after approximately one
second.

Release transmit button to interrupt
procedure.Closing (Convenience feature)

Press and hold button
‹
after lock-
ing the vehicle.
The windows and sliding/pop-up roof*
begin to close after approximately one
second.

Release transmit button to interrupt
procedure.
Ensure that all side windows and the slid-
ing/pop-up roof* are properly closed be-
fore leaving the vehicle.
Synchronizing power windows
The power windows must be resynchro-
nized each time after the battery has been
disconnected.
Pull the power window switches until
the side windows are closed and hold
the switches for approximately one
second.