1, 2, 3 ...
911 emergency call .............................43A
Active partition (USB devices
only) Selecting .......................................... 72
Adjusting the bass .............................. 21
Adjusting the volume ..........................21
Alphabetical track selection ..............84
Audio 20 Components .................................... 12
Audio AUX ............................................ 85
Audio CD/DVD and MP3 mode Switching to (Rear Seat Entertain-
ment System) .................................. 92
Audio CD/MP3 mode
Switching to ..................................... 69
Audio DVD
Pause function ................................. 95
Stop function ................................... 95
Audio fadeout ...................................... 40
Audio format Setting (audio DVD mode) ...............95
AUX ....................................................... 85
AUX (Rear Seat Entertainment Sys-
tem) Connecting .................................... 101
Switching to ................................... 102
AUX jacks
CD/DVD drive ................................. 26
AUX mode
Setting the brightness/contrast/
color .............................................. 102
Switching picture format ...............102 B
Back button ......................................... 15
Basic functions .................................... 20
Basic menu Calling up ........................................ .19
Becker ®
MAP PILOT
see Navigation Bluetooth
®
Activating/deactivating ...................33
Connecting another mobile
phone .............................................. 47
Device list ........................................ 75
Searching for a mobile phone ..........44
Settings ........................................... 32
Bluetooth ®
audio basic display ..........78
Bluetooth ®
audio device
Connecting ...................................... 75
Reconnecting ................................... 76
Bluetooth ®
audio mode
Switching on .................................... 77
Bluetooth ®
interface
Telephony ........................................ 43
Bluetooth ®
interface telephony
Conditions ....................................... 43 C
Call lists ................................................ 56
Opening and selecting an entry .......57
Camera
see Rear view camera
Category
Satellite radio .................................. 66
CD
Ejecting ............................................ 68
Fast forward/fast rewind .................72
Inserting .................................... 68, 69
Mode, switching to ..........................69
Multisession .................................... 73
Selecting a track .............................. 71
CD/DVD
Ejecting (Rear Seat Entertainment
System) ........................................... 92
Inserting (Rear Seat Entertain-
ment System) .................................. 91
CD mode ............................................... 68
Pause function ................................. 70
Playback options .............................. 72
Selecting a medium .........................70
Clear button ......................................... 15
Connecting an iPod ®
/iPhone ®
........... 80
Connecting a USB device .................... 694
Index
Audio 20 control panel
Function Page
0043
002A
Switches to radio
mode 60
Switches wavebands 61
Switches to SatRadio mode 64
0044
00BE
Activates navigation
mode (only in conjunction
with Becker ®
MAP PILOT ) 40
0087
003A
Switches to audio CD
or MP3 mode 69
0085
002B
Activates telephone
mode 48
0083
00F8
Ejects CD 69
0084
Disc slot
Insert CDs 68
Remove CDs 68
006B
0037
Delete button • Deletes characters
• Deletes an entry Function Page
006C
Number pad
• Selects stations via the
station presets
62
• Stores stations manually 62
• Telephone number entry 50
• Sends DTMF tones 52
• Character entry
006D
0049
Selects a station
using the station search
function 61
Selects the next track 71
Fast forward 72
006E
Adjusts the volume 21
006F
0043
Switches Audio 20 on/
off 20
0070
0048
Selects a station
using the station search
function 61
Selects the previous track 71
Rewinds 72
0071
0066
Calls up the basic
menu 17Audio 20 operating system
13At a glance
X
Select the channel by turning 00790052007Athe con-
troller and press 0098to confirm.
or
X Press a number key on the control panel,
e.g. 4, at any time. Displaying program information
Radio text: example display
This function is only available for analog FM
programs and digital AM/FM programs (HD
Radio™).
Information relevant to the current station is
shown in the display window.
X Select Info
Info in the radio display by sliding
00520064 and turning 00790052007Athe controller and
press 0098to confirm.
Information on the currently selected sta-
tion is displayed. Content is dependent on
the station.
X To return to the radio display: confirm
Info
Info by pressing 0098.
X Slide 00970052the controller up. Displaying station information
This function is only available for analog FM
programs and digital AM/FM programs (HD
Radio™). X
Select Radio
Radio in the radio display by sliding
0052 0064and turning 00790052007Athe controller and
press 0098to confirm.
X Select Show Station Info Show Station Info and press0098
to confirm.
Display Station Info Display Station Info is switched on
0073 or off 0053, depending on the previous
status. Satellite radio
Important notes
This section provides detailed information on
the following topics:
R Selecting a channel and program category
R Memory functions
R Sound settings
i The SatRadio mode described below
requires optional satellite radio equipment
and registration with a satellite radio pro-
vider.
i Note that the categories and channels
shown in the illustrations depend on the
program content offered by the provider.
The program content may vary. The illus-
trations and descriptions in these operat-
ing instructions may therefore differ from
the channels and categories offered by the
provider.
SatRadio mode may be temporarily inter-
rupted or unavailable for a variety of rea-
sons. These reasons include environmental
or topographical conditions as well as other
issues beyond the control of Mercedes-
Benz USA, LLC. Operation may also be
impaired in certain locations (e.g. tunnels,
parking garages as well as inside or next to
buildings) or in the vicinity of other con-
structions.
i SIRIUS XM Radio offers more than 130
digital-quality radio channels providing
100% commercial-free music, sport, news
and entertainment. 64
Satellite radioAudio
SIRIUS XM Radio employs a fleet of high-
performance satellites to broadcast around
the clock in the contiguous USA and Can-
ada.
The satellite radio program is available for
a monthly fee. Details are available from
the SIRIUS XM Service Center and at
http://www.sirius.com (USA) or
http://www.siriuscanada.com (Can-
ada). Registering SatRadio
X Switch on SatRadio mode (Y page 65).
The SatRadio basic menu appears showing
the weather channel. You cannot select any
other stations.
X Select Sat
Sat in the menu bar and press 0098to
confirm.
X Select Service
Service and press 0098to confirm.
The service information screen appears. Service information screen
0043
Telephone number of the satellite radio
provider (SIRIUS XM Radio)
0044 Your satellite radio's SIRIUS XM ID
X Call the phone number of your satellite
radio provider shown on the screen.
i You can also have the satellite service
activated online. To do so, visit the SIRIUS
XM Radio website at
http://www.sirius.com (USA) or
http://www.siriuscanada.com (Can-
ada). Once the connection has been established:
X Follow the instructions of the service staff.
The activation process may take up to ten
minutes. If the activation is successful, the
Updating
Updating Channels... Channels... message appears
in the display, followed by the SatRadio
basic menu.
i If registration is not included when pur-
chasing the system, your credit card details
will be required to activate your account.
If the satellite radio is not installed or is not
installed correctly, the Device Unavail‐ Device Unavail‐
able
able message will appear. Switching on satellite radio mode
Notes You can also use the multifunction steering
wheel to tune in channels or scroll through
lists, e.g. by pressing the
00590065
00630064 buttons (Y page 18).
For important notes on registration, see "Reg-
istering satellite radio" (Y page 65).
X Press 00E2.
The No Service No Service message appears when
starting up or if no signal is being received.
Once Audio 20 receives the signal, the
SatRadio basic menu appears. The station
last selected is played.
i Repeatedly pressing this button switches
between the FM, AM and WB wavebands in
that order and then switches to satellite
radio mode. Pressing the button again
takes you back to FM radio mode.
If the satellite radio is not installed or is not
installed correctly, the Device Unavail‐ Device Unavail‐
able
able message will appear.
Once Audio 20 receives the signal, the SatRa-
dio basic menu appears. The station last
selected is played. Satellite radio
65Audio