2014 MERCEDES-BENZ C-Class radio

Adjusting balance and fader
With the balance function, you can control
whether the sound is louder on the driver's or
front-passenger side.
The fader function is used to control whether
the sound is louder in the front or the rear of
the vehicle. Fader Vehicle
Function available A-Class, B-Class,
CLA, CLS, C-Class,
E-Class, GL, GLK, M-
Class
Function not availa-
ble SLK
X
Select Sound Soundusing the controller (slide
0052 0064,009500520096or turn 00790052007A) and press 0098to
confirm.
X Select Balance
Balance orBalance/Fader
Balance/Fader and
press 0098to confirm. Example: adjusting the balance
X
Select a balance setting by sliding 009500520096
the controller and press 0098to confirm.
X Select a fader setting by sliding 009700520064the
controller and press 0098to confirm.
When you exit the menu, the current setting
is stored. Surround
General notes If your vehicle is equipped with the Har-
man Kardon
®
Logic 7 ®
surround sound sys-
tem, you can choose between the settings
LOGIC7 LOGIC7 ®
®
On
On and LOGIC7
LOGIC7 ®
®
Off
Off .
The Harman Kardon ®
Logic 7 ®
surround
sound system is available for the following
operating modes:
R Audio CD
R MP3
R USB audio
R Bluetooth Audio
R Media Interface mode
R Radio (FM) and satellite radio
R AUX
i If you select LOGIC7
LOGIC7 ® ®
Off
Off , all permissible
formats are played 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 X
Select Sound Soundusing the controller (slide
0052 0064,009500520096or turn 00790052007A) and press 0098
to confirm. Example: setting surround sound
The
0036dot indicates the current setting. 22
Basic functions of Audio 20At a glance

X
To select a setting: slide009700520064or turn
00790052007Athe controller.
X To save a setting: press0098the controller.
The setting is stored and you exit the menu.
i The balance setting is automatically reset
to the default value (0) when Logic 7 ®
is
switched on or off.
i Please bear the following in mind:
R To provide the optimum audio experi-
ence for all passengers when Logic 7 ®
is
switched on, the balance should be set
to the center of the passenger compart-
ment.
R MP3 tracks should have a bit rate of at
least 128 kbit/s.
R Surround-sound playback does not func-
tion for mono signal sources, such as the
medium wave range (MW) in radio mode.
R If radio reception is poor, e.g. in a tunnel,
you should switch off Logic 7 ®
. Other-
wise, it may switch between stereo and
mono and cause temporary sound dis-
tortions.
R On some stereo recordings, the sound
characteristics may differ from conven-
tional stereo playback. Basic functions of Audio 20
23At a glance

Audio system features
i These Operating Instructions describe all
standard and optional equipment available
for your audio device at the time of going
to print. Country-specific deviations are
possible. Please note that your audio equip-
ment may not offer all the features descri-
bed. Becker
®
MAP PILOT navigation mod-
ule Important safety notes
G
WARNING
If you operate information systems and com-
munication equipment integrated in the vehi-
cle while driving, you will be distracted from
traffic conditions. You could also lose control
of the vehicle. There is a risk of an accident.
Only operate the equipment when the traffic
situation permits. If you are not sure that this
is possible, park the vehicle paying attention
to traffic conditions and operate the equip-
ment when the vehicle is stationary. General notes
You can use the Becker ®
MAP PILOT naviga-
tion module to turn the Audio 20 into a full-
fledged navigation system.
You can find more information under http://
www.beckermappilot.com.
i If your vehicle is equipped with the
Becker ®
MAP PILOT navigation module,
you can slide the controller diagonally to
move the map. Audio fadeout
The audio fadeout function is only active
when the Becker ®
MAP PILOT navigation
module is connected. Audio fadeout reduces
the volume of other audio sources, such as the radio or CD, when you receive a naviga-
tion message.
Audio fadeout on/off X
To call up the basic menu: press0066.
X Switch to the submenu bar by sliding 00520064
the controller.
X Select Settings Settings using the controller (slide
009500520096 or turn 00790052007A) and press 0098to confirm.
X Select Audio
Audio Fadeout
Fadeout for
forNav
NavInstru‐
Instru‐
ction
ction by sliding 006400520097the controller and
press 0098to confirm.
Switch the audio fadeout function on 0073or
off 0053. 40
Becker ®
MAP PILOT navigation moduleNavigation

Audio system features
.......................60
Radio mode .......................................... 60
Satellite radio ...................................... 64
Audio CD and MP3 mode ....................68
Bluetooth Audio .................................. 74
Operation with the Media Inter-
face ....................................................... 80
Audio AUX mode ................................. 85 59Audio

Audio system features
i These Operating Instructions describe all
standard and optional equipment available
for your audio device at the time of going
to print. Country-specific deviations are
possible. Please note that your audio equip-
ment may not offer all the features descri-
bed. Radio mode
Important notes
Portable electronic devices in the vehicle may
seriously impair radio reception. Introduction
i Information about operating Audio 20 can
be found in the "At a glance" section
(Y page 19).
The sound settings can be found in the
"Basic functions of Audio 20" section
(Y page 21).
i Portable electronic devices in the vehicle
may seriously impair radio reception. Switching to radio mode
Switching on using the 002A 002Abutton X
Press the 002Abutton.
The radio display appears.
Radio mode: you will hear the last station
played on the last waveband selected.
i Repeatedly pressing the 002Abutton
switches between the FM, AM and WB
wavebands in that order and then calls up
satellite radio mode. Pressing the button
again takes you back to FM radio mode. Switching modes via the audio menu X
Select Audio Audiofrom the main function bar
using the controller (slide 00970052and turn
00790052007A ) and press 0098to confirm.
If radio mode was the last mode selected,
it will now be active.
If another audio mode is switched on, you
can now switch to radio mode in the audio
menu.
Radio display Radio display
0043
Main function bar
0044 Display showing station name (if availa-
ble)
0087 Frequency of the selected station
0085 Display/selection window showing sta-
tion name or frequency
0083 Sound settings
0084 To switch between FM, AM, WB and sat-
ellite radio
006B To display radio text
006C Memory functions
006D Radio functions
006E HD Radio logo (only with HD Radio recep-
tion)
i If the station supports radio text and infor-
mation is available, the system shows it
below the display/selection window. 60
Radio
modeAudio

Switching HD Radio on/off
You can switch off HD Radio™ in the radio
submenu:
X Select Radio
Radio in the radio display by sliding
0052 0064the controller and press 0098to confirm.
X Select HD Radio
HD Radio and press0098to confirm.
HD Radio™ on: 0073
HD Radio™ off: 0053
i Notes on HD Radio™:
HD Radio™ is a digital radio system from
the U.S.A. When HD Radio is off, you will
hear only the analog program on all fre-
quencies.
HD Radio™ provides:
R digital transmission on the same wave-
bands as analog AM/FM. The analog
AM/FM stations remain in the same
position when selecting a station.
R broadcasting of several program streams
over a single FM frequency (e.g. HD1,
HD2, etc.).
R clear, interference free reception.
R FM: CD quality sound.
AM: analog FM station sound quality.
R the display of text-based information
(e.g. artist, track name) in the display
For further information on HD Radio™, visit
http://www.hdradio.com . Switching wavebands
You can switch the radio waveband between
FM, MW, WB and SatRadio. Waveband Frequency
FM (VHF) 87.7 – 107.9 MHz
MW (medium wave) 530 – 1710 kHz
WB (weather band) Weather report
channels
Satellite radio Satellite radio sta-
tions
X
Press the 002Abutton once or several
times. Selecting a station
Selecting stations via the station
search function X
Press the 002Abutton once or repeatedly
until the FM FM,AM
AM,WB
WBorSatRadio
SatRadio waveband
appears in the submenu bar.
X Slide 009500520096or turn 00790052007Athe controller
when the display/selection window is
active.
or
X Press the 0048or0049 button.
Station search scans up or down and stops
at the next station, subprogram (HD Radio
mode) or channel (SatRadio mode) found.
Selecting station via the station presets X
Quick setting: press a number key, e.g.
0082. Radio mode
61Audio

X
Directly in the station presets: select
Presets
Presets by sliding 00520064and turning 00790052007A
the controller and press 0098to confirm.
or
X Press 0098the controller when the display/
selection window is active.
The station preset memory appears. The
0036 dot indicates under which preset the
currently selected station is stored.
X Select a station by turning 00790052007Aand press-
ing 0098to confirm or press a number key,
e.g. 0082.
Selecting stations by entering the fre-
quency manually X
Select Radio Radiousing the controller (slide
0052 0064,009500520096or turn 00790052007A) and press 0098to
confirm.
X Select Enter Frequency
Enter Frequency and press0098to
confirm. i
Only permissible numbers for the fre-
quency range can be entered in front of the
decimal point. If a non-permissible number
is entered after the decimal point, the next
lowest frequency is set.
X Press the number keys on the number key-
pad.
Audio 20 tunes in to the frequency. Setting a station via the multifunction
steering wheel X
In the audio menu in the instrument cluster:
press the 0063or0064 button briefly.
The next or the previous station from the
station list is set.
X In the audio menu in the instrument cluster:
press and hold the 0063or0064 button for
longer than two seconds.
The previous or next station/channel in the
waveband will be set. Storing a station
Storing stations manually Ten stations can be stored for each wave-
band.
i
If a selected preset is already occupied,
the new station will be stored in place of
the old station.
X Quick save: when the display/selection
window is active, press and hold a number
key (0 to 9) on the number keypad until you
hear a tone.
The station is now stored on the selected
preset.
X Directly in the station presets: press0098
the controller when the display/selection
window is active.
or
X Select Presets
Presets using the controller (slide
0052 0064,009500520096or turn 00790052007A) and press 0098to
confirm.
The station preset display appears. The
0036 dot in front of a preset position indi-
cates that the currently selected station is
stored there. 62
Radio modeAudio

Assigning a new preset:
X
Quick save: press and hold a number key,
e.g. 0082, until you hear a tone.
The station is stored.
X Directly in the station presets: press0098
the controller when the display/selection
window is active.
or
X Select Presets
Presets by sliding 00520064and turning
00790052007A the controller and press 0098to con-
firm.
In both cases, the station presets appear.
The 0036dot indicates under which preset
the currently selected station is stored.
X Select a preset by turning 00790052007Athe con-
troller and press and hold 0098until you hear
a tone.
The station is stored under the preset.
Storing stations automatically This function automatically stores stations
with adequate reception under the presets.
The search starts at the lowest frequency.
Audio 20 stores any stations found, beginning
with preset 1. When the highest frequency is
reached or 10 stations have been found, the
storing process ends. Any stations stored
manually under the presets will be lost. Under
certain circumstances, Audio 20 will not use
all presets.
If the process is interrupted by a traffic
announcement, you will have to repeat it. X
Select Presets
Presets using the controller (slide
0052 0064,009500520096or turn 00790052007A) and press 0098to
confirm.
X Select Autostore Autostore and press0098to confirm.
Audio 20 searches for stations with ade-
quate reception. The available stations are
automatically stored in the preset posi-
tions.
The first station found is played automati-
cally. Weather Band
Activating X
Press the 002Abutton repeatedly until
Weather Band is activated.
or
X Select the currently selected waveband FM
FM,
AM AM orSatRadio
SatRadio by sliding00520064and turning
00790052007A the controller and press 0098to con-
firm.
X Select WB
WB from the menu and press 0098to
confirm.
Searching for a channel X
Quick select: turn00790052007A or slide 009500520096the
controller while the display/selection win-
dow is active.
or
X Press the 0048or0049 button.
Channel search scans up or down and
stops at the next channel found.
Selecting a channel from the channel
list X
Select Channel Channel by sliding 00520064and00790052007A
turning the controller and press 0098to con-
firm.
The channel list appears. Radio mode
63Audio