First of
equipment and read these Operating Instructions. This will help you to obtain the maximum pleasure from your vehicle and avoid
endangering yourself and others.
Depending on the model and equipment level,
the functions and equipment of your audio
equipment may deviate from certain descriptions and illustrations.
Mercedes-Benz is constantly updating its
audio equipment to the state of the art and
therefore reserves the right to introduce
changes in design, equipment and technical
features at any time.
You cannot, therefore, base any claims on the
data, illustrations or descriptions in these
Operating Instructions.
Please consult a Mercedes-Benz Service Centre if you have any questions.
This manual is an integral part of the vehicle.
You should always keep it in the vehicle and
pass it on to the new owner if you sell the
vehicle.
The technical documentation team at Daimler AG wishes you safe and pleasant motoring.
Your attention must always be focused on the
traffic conditions. Only use Audio 20 or the
telephone when the road and traffic conditions permit. Operating Audio 20 or the telephone will
tions. This could cause you to lose control of
your vehicle, thereby causing an accident.
Bear in mind that, at a speed of only
50 km/h, your vehicle covers a distance of
nearly 14 m per second.
distract you from the traffic condi-
Proper use
Always
observe
the following when using the
audio equipment:
R
all safety information contained in these
operating instructions
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national road traffic regulations
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If work on electronic equipment or systems (e.g. the radio or CD changer) and its
software is carried out incorrectly, this
equipment could stop functioning. Even
systems that have not been modified could
be affected because the electronic systems are connected.
Electronic malfunctions can seriously jeopardise the operational safety of your vehicle.
i
Only have work or changes to electronic
components carried out at a qualified specialist workshop which has the necessary
specialist knowledge and tools to carry out
the work required.
Daimler recommends that you use a Mercedes-Benz Service Centre for this purpose.
In particular, work relevant to safety or on
safety-related systems must be carried out
at a qualified specialist workshop.
Dear radio user,
Introduction
This radio receiver is suitable for operation by
all persons
tives.
The device conforms to currently applicable
European and/or harmonised national standards.
Therefore, adherence to the relevant specifications for electromagnetic compatibility is
guaranteed for this device.
As a result, interference caused by your
equipment to other electrical/electronic
equipment and interference to your equipment caused by other electrical/electronic
equipment can be largely prevented.
The equipment is approved by the vehicle
manufacturer in accordance with European
Automotive EMC Directive 95/54/EC. Therefore, operation according to its intended purpose is approved for your vehicle. As a result,
no component designation is necessary.
It complies with device-specific EMC requirements according to the following European
standards:
R
EN 55013
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EN 55020
Vehicle equipment
These operating instructions describe all the
standard and optional equipment for your
vehicle, as available at the time of going to
press. Country-specific deviations are possible. Note that your vehicle may not be fitted
with all the functions described. This also
applies to safety-relevant systems and functions.
cle may differ from that in the descriptions
and illustrations. The original purchase contract documentation for your vehicle contains
a list of all of the systems in your vehicle.
Contact a Mercedes-Benz Service Centre if
you have any questions about equipment or
operation.
20
are restricted or unavailable while the vehicle
is in motion. You will notice this, for example,
because you will either not be able to select
certain menu items or because Audio 20 will
display a message to that effect.
FCC RF radiation exposure notice
This equipment complies with FCC RF radiation
exposure limits forth for an an uncontrolled
environment.
The main functions, i.e. radio mode, CD mode, telephone mode and systems settings, can be
at
reached
menu can have several submenu items.
Function buttonBasic menuMenu items
ó
e
÷
ö
the touch of a button. Each main function has a basic menu. Each item in the basic
RadioRadio/DAB
Presets
Sound
DiscCD/MP3
Track list/folder
CD changer
Sound
TelephoneTelephone
Name
Text messages (convenience tel-
ephony only)
Call lists
SystemSystem
Language
15
At a glance
Opening and closing the cover
The display is protected by a cover.
!
Do not use the cavity between the cover
and the
display for stowage. Stowed items
could damage the display.
:
Button to open the cover
X
To open: when the cover is closed, press
button :.
The cover opens and Audio 20 comes on.
X
To close: pull the cover down.
If Audio 20 is still switched on, you can
continue to listen to the radio or CDs and
the
operate
unit via the buttons on the con-
trol panel.
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Operation of Audio 20 via the controller is
not possible when the cover is closed.
Notes on cleaning
!
When cleaning the display must be
switched off and cooled down.
Please clean
the display screen, when necessary, with a commercially available microfibre
cloth and cleaning agent formulated for TFT/
LCD displays. Afterwards, dry and polish the
screen with a dry microfibre cloth.
!
Avoid the use of alcohol-based thinners,
petrol or scouring cleaning agents. These
products can damage the display surface.
can be entered in front of the
decimal point. If non-permissible numbers
are entered after the decimal point, the
next lowest frequency is set.
X
Using the number pad enter "1046".
The station selected is played.
Basic functions of Audio 20
Switching Audio 20 on/off
Overview
Basic functions of Audio 20
The last main function used is reactivated
after switching on.
Switching Audio 20 off
X
Press the q button.
or
X
Turn the key to position 0 in the ignition
lock.
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If you switch off Audio 20, playback of the
current audio source will also be switched
off. Your mobile phone can no longer be
operated via the audio system.
Mute
Switching the audio source on/off
X
Press the 8 button.
The sound from the audio source is
switched on or off.
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sound is muted, the 8 symbol is
If the
shown in the status bar. You will still hear
traffic announcements even if the sound is
muted.
If you change the audio source or adjust the
volume using the thumbwheel, the sound is
automatically switched on.
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At a glance
:
q button
;
Thumbwheel
Switching Audio 20 on
X
Press the q button.
or
X
Open the display cover.
or
X
If Audio 20 was on the last time the ignition
was switched off, turn the ignition key to
position 2 in the ignition lock.
Switching off Traffic Programme
X
Press and hold the 8 button until
the . message disappears from the status bar in the display.
or
X
Select óQRadioQTraffic
announcements.
The tick next to Traffic announcements
disappears.
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The announcements remain muted even
if Audio 20 is switched off and on again.
7® surround sound system, you
can choose between the settings LOGIC7®on
and LOGIC7® off.
The harman/kardon® Logic 7® surround
sound system is available for the following
operating modes:
R
audio CD
R
MP3
R
radio (FM) and DAB
R
AUX
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If you select LOGIC7®off, the sound system plays the tracks as stored on the
medium. Due to the design of the passenger compartment, an optimum audio experience cannot be guaranteed for all passengers.
Switching surround sound on/off
You can select between LOGIC7® on and
LOGIC7® off in the sound settings.
X
Select SoundQSound.
The # dot indicates the current setting.
X
To select a setting: slide ZVÆ or turn
cVd.
X
To save the setting: press W.
The setting is stored, and you exit the
menu.
Rear Seat Entertainment System
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Please bear the following in mind:
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for the optimum audio experience for all
passengers when Logic 7® is switched
on,
balance and fader settings should
the
be set to the centre of the passenger
compartment.
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MP3 tracks should have a bit rate of at
least 128 kbit/s.
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surround-sound playback does not work
for mono signal sources, such as the AM
waveband in radio mode.
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if radio reception is poor, e.g. in a tunnel,
you should switch off Logic 7®, as it may
otherwise switch between stereo and
mono and cause temporary sound distortions.
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on some stereo recordings, the sound
characteristics may differ from conventional stereo playback.
Rear Seat Entertainment System
Components
Overview
The Rear Seat Entertainment System* comprises:
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two screens for the rear behind the frontseat head restraints
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a remote control
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a CD/DVD drive
R
AUX jacks on both screens (AUX display)
and on the CD/DVD drive (AUX drive)
R
two sets of wired headphones
21
At a glance
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Balance and fader settings are automatically reset to the standard value (0/0)
when Logic 7® is switched on or off.