Remote control
Overview 0043
Switches the screen on/off
0044 Switches the button lighting on/off
0087 Selects the screen for the remote control
0085 Selects a menu or menu item
0083 Confirms a selection or setting
0084 Switches the sound on/off (for corded
headphones)
006B Adjusts the volume (for corded head-
phones)
006C Skips to a track, fast-forward/fast-rewind
006D Selects a track; direct entry
006E Exits a menu (back) Selecting the screen for the remote
control You can use the remote control to operate
one of the two rear screens at a time. To do
so, you must switch the remote control to the
desired screen.
X
To select the left-hand screen: turn
thumbwheel 0087until "L REAR" is high-
lighted in the window.
X To select the right-hand screen: turn
thumbwheel 0087until "R REAR" is high-
lighted in the window.
Switching the screen on/off i
If the SmartKey is in position 0or 1in the
ignition lock (see the vehicle Operator's
Manual), or the SmartKey is not inserted,
the screens in the rear will switch off after
30 minutes.
Before the screens switch off, they show a
message to this effect.
You can switch the screens back on. How-
ever, this will discharge the starter battery.
X Point the remote control at the rear-com-
partment screen which has been selected
for remote operation.
X Press button 0043on the remote control.
The respective rear screen switches on or
off.
i You can only switch the screens on using
the remote control if the ignition is
switched on.
Switching the button lighting on/off X
Press button 0044on the remote control.
Depending on the previous status, the but-
ton lighting is switched on or off.
i If you do not use the remote control for
about 15 seconds, the button lighting
switches off automatically. Rear Seat Entertainment
25At 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. General notes
Important safety notes
G
WARNING
If you operate mobile communication equip-
ment 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 this equipment when the vehicle
is stationary.
Bear in mind that at a speed of just 30 mph
(approximately 50 km/h), your vehicle is cov-
ering a distance of 44 feet (approximately
14 m) every second.
If you make a call on your mobile phone while
driving, always use hands-free mode. Only
use the mobile phone when road, weather
and traffic conditions permit. Introduction
Audio 20, in conjunction with a Bluetooth ®
-
capable mobile phone, enables you to make
calls via the Bluetooth ®
interface. Using the
Bluetooth ®
interface and a suitable mobile
phone, you can use the Audio 20 hands-free
facility and receive vCards.
With a suitable mobile phone, you can use the
hands-free system via the Bluetooth ®
inter-
face. You can also import contacts from the
mobile phone via PBAP (Phone Book Access
Profile) and receive vCards.
You can obtain more detailed information
about suitable mobile phones and about con- necting Bluetooth
®
-capable mobile phones
from your authorized Mercedes-Benz Center.
You can also obtain information via the Inter-
net at http://www.mbusa-mobile.com (for
customers in the USA only). Call disconnection while the vehicle is
in motion
A call may be disconnected if:
R there is insufficient network coverage in
certain areas.
R you move from one transmitter/receiver
area (cell) into another and no channels are
free.
R you use a SIM card which is not compatible
with the network available.
R you are using a mobile phone with "Twin-
card" and the mobile phone with the sec-
ond SIM card is already logged into the net-
work. Operating options
You can operate the telephone by using the
following controls:
R Audio 20 controller
Turn 00790052007A
Slide 009500520096 or009700520064
Press 0098
R the 0061 or0076 button and the number
keypad on Audio 20
R using the 0061or0076 button on the mul-
tifunction steering wheel
All descriptions and illustrations in this sec-
tion refer to the Audio 20 operating system
unless stated otherwise. 42
General notesTelephone
0043
Scale with indicator showing current vol-
ume
X Select a volume setting by turning 00790052007A
the controller.
X To close the setting scale: press0098or
slide 009500520096 . Using the telephone
Incoming call
Rejecting or accepting a call When you receive a call, you will hear a ring
tone and the incoming call will appear in the
display.
i Depending on the mobile phone, the
Audio 20 ring tone may differ from the one
you set. You could hear one of the follow-
ing:
R the mobile phone ring tone
R the Audio 20 ring tone
R the Audio 20 ring tone and the mobile
phone ring tone
The name and number of the caller are dis-
played if:
R the caller's details are stored in the phone
book
R the caller has enabled own number sending
and
R the "Hide data" function is deactivated
(default setting) (Y page 55).
Otherwise, the following appears (example): X
To accept: press the0061button on
Audio 20 or on the multifunction steering
wheel.
or
X Press 0098the controller.
X To reject: press the0076button on
Audio 20 or on the multifunction steering
wheel.
or
X Select Reject
Reject using the controller (slide
00950052or turn 00790052007A) and press 0098to confirm.
Once you have accepted the call, you can use
hands-free mode. You can adjust the call vol-
ume (Y page 21). For more information, see
the "Functions available during a call" section
(Y page 51).
i You can also accept a call if the display is
showing a display other than the telephone
mode. Once you have accepted the call, the
display shows telephone mode. After the
call is finished, you see the display of the
previous main application again.
The display does not switch to telephone
mode if you:
R hide the window using the 0038button
next to the controller
R accept the call using the 0066button on
the multifunction steering wheel
R accept the call using the 0061button on
Audio 20 Using the telephone
49Telephone Z
Making a call
Entering a telephone number using the
number keypad You can use the number keypad to enter
numbers and special characters.
X To enter: use the004Ato0089, and
003E buttons to enter the characters.
For the *character, press the 003Ebutton
once. Press the button a second time within
1.5 seconds for the + character.
X To delete individual digits: press the
0037 button.
X To delete an entire number: press and
hold the 0037button until the entire num-
ber has been deleted.
or
X Press the 0076button.
X To finish entry and make a call: press the
0061 button.
Entering a telephone number using the
character bar In addition to the menu bar, a character bar
is displayed in the telephone basic menu.
If the character bar is active (highlighted), you
can select an item. X
To enter digits: slide009500520096or turn
00790052007Athe controller until the desired num-
ber is selected.
X To confirm your selection: press0098the
controller.
X Repeat this procedure to select all of the
desired digits in sequence from the char-
acter bar.
X To delete individual digits: slide009500520096or
turn 00790052007Athe controller until 0084is
selected.
X Press 0098the controller.
X To delete a number sequence: slide
009500520096or turn 00790052007Athe controller until
0084 is selected.
X Press 0098the controller until the number
sequence is deleted.
or
X Select 0071by sliding 009500520096or turning
00790052007Athe controller and press 0098to con-
firm.
X To make a call: select0075and press 0098to
confirm.
Using a number from the phone book X
Select Name Nameby sliding 009500520096or turning
00790052007Athe controller and press 0098to con-
firm.
X Select the entry by sliding 009700520064or turning
00790052007Athe controller and press 0098to con-
firm (Y page 53).
X Press the 0061button or the 0098controller.
i Operation using the multifunction steer-
ing wheel (Y page 55)50
Using the telephoneTelephone
Dialing a telephone number from a call
list X
Select Call Lists
Call Lists by sliding00520064,009500520096
or turning 00790052007Athe controller and press
0098 to confirm.
X Select Calls Received
Calls Received orCalls
Calls
Dialed
Dialed and press 0098to confirm.
X Select the entry and press 0098to confirm
(Y page 57).
X Press the 0061button or the 0098controller.
i Operation using the multifunction steer-
ing wheel (Y page 57)
Redial i
Requirement: no characters should have
been entered.
X Press the 0061button.
or
X Select 0059and press 0098the controller.
The most recently dialed telephone num-
bers are displayed.
X Select the desired telephone number.
X Press the 0061button.
or
X In the telephone basic menu in the instru-
ment cluster: press the 0061button on the
multifunction steering wheel. Canceling dialing or ending a call X
Select 0071in the display by sliding 00520064,
009500520096or turning 00790052007Athe controller and
press 0098to confirm.
X Press the 0076button on Audio 20 or on
the multifunction steering wheel. Making a call via speed dial
The speed dial list contains stored phone
book entries (Y page 57).
Option 1:
X Hold down one of the number keys for lon-
ger than two seconds.
Option 2:
X Call up the telephone basic menu
(Y page 48).
X Select Call Lists Call Lists by sliding00520064,009500520096
or turning 00790052007Athe controller and press
0098 to confirm.
X Select Speed
Speed Dial
DialPreset
Preset List
Listby turn-
ing 00790052007Athe controller and press 0098to
confirm.
The speed dial list appears.
X Select preset and press 0098to confirm.
Irrespective of the option chosen, the tele-
phone basic menu appears and displays
the selected entry. This initiates dialing. Functions available during a call
Switching the microphone on/off The menu bar changes when you make a call.
Instead of the
Call Lists Call Listsmenu item, you
will see Mic Off
Mic Off orMic On
Mic On.
X To switch off: selectMic Off
Mic Off by sliding
0052 0064,009500520096or turning 00790052007Athe controller
and press 0098to confirm.
The message: The microphone is off
The microphone is off
appears briefly.
If the microphone is switched off the 004D
icon appears in the main area. The person Using the telephone
51Telephone Z
Using the buttons on the multifunction
steering wheel
X In the telephone basic menu in the instru-
ment cluster: press the 0063or0064 but-
ton briefly.
The previous/next entry in the phone book
is displayed.
X In the telephone basic menu in the instru-
ment cluster: press and hold the 0063
or 0064 button for longer than two sec-
onds.
The first entry in the list that has the previ-
ous/next first letter in the phone book is
shown.
X To make a call: press0061.
Displaying details for an entry Audio 20 can also show a shortened entry in
full.
X Select an entry from the list.
X Select the list symbol to the right of the
entry by sliding 00520096the controller and
press 0098to confirm.
X Select Details
Details and press 0098to confirm.
The detailed view appears.
X To close the detailed display: turn
00790052007Aor slide 009700520064or009500520096the controller
and press 0098. Deleting contacts
This function allows you to delete personal
data from the phone book.
X Select Phone
Phone using the controller (slide
0052 0064,009500520096or turn 00790052007A) and press 0098to
confirm.
X Select Delete Contacts
Delete Contacts and press0098to
confirm.
A prompt appears asking whether the data
should be deleted.
X Select Yes
Yes orNo No and press 0098to confirm. Switching importing of contacts on/
off
You can choose whether contacts are to be
automatically downloaded when a mobile
phone is connected to Audio 20.
X Connecting a mobile phone (Y page 44)
X Select Phone Phonefrom the telephone basic
menu by sliding 00520064and turning 00790052007Athe
controller and press 0098to confirm.
A menu appears. X
Select Import Contacts from
Phone> and press 0098to confirm.
You can allow 0073or suppress 0053the auto-
matic download. Switching the display of contact
details (privacy) on/off
The Hide Data Hide Data setting allows you to decide
whether telephone and address book data is
visible on the screen. You can therefore, for
example, prevent a passenger from seeing
the name of a caller.
Activating the function has the following
effects:
R The mobile phone's phone book data is hid-
den. Therefore, you cannot use the data to
make a call.
You still have access to the phone book
data stored in Audio 20.
R During incoming calls, the caller's name is
not displayed. This is the case, even if there Using the phone book
55Telephone Z
Opening the call list and selecting an
entry
X Select Call Lists
Call Lists using the controller
(slide 00520064,009500520096or turn 00790052007A) and press
0098 to confirm.
X Select Incoming Calls
Incoming Calls orCalls
Calls
Dialed
Dialed and press 0098to confirm.
The corresponding list appears.
Missed calls are marked by the telephone
symbol to the left of the name or the number.
i You can also call up the list of dialed calls
by pressing the 0061button when the tele-
phone basic menu is shown. In this case,
the list will only show phone numbers.
X To select a list entry: slide009700520064or turn
00790052007Athe controller.
X To make a call: press0098the controller or
the ö button.
Using the buttons on the multifunction
steering wheel
X In the telephone basic menu in the instru-
ment cluster: press the 0061button.
The Calls Dialed
Calls Dialed call list is shown. The
entry at the top of the list (the last number
dialed) is marked.
X To select a list entry: press the0063
or 0064 button.
X To make a call: press0061. Displaying details from a list entry
Audio 20 can also show a shortened list entry
in full.
X Select a list entry by turning 00790052007Athe con-
troller.
X Select the list symbol to the right of the
entry by sliding 00520096the controller and
press 0098to confirm.
X Select Details Details and press 0098to confirm.
The detailed view appears. X
To go back to the list: slide009500520096 repeat-
edly until the list is highlighted. Deleting call lists
This function is available when Audio 20 cre-
ates and manages call lists. This is the case
if you use a Bluetooth ®
telephone without the
support of the PBAP Bluetooth ®
profile.
X Select Call Lists Call Lists from the telephone
basic menu by turning 00790052007Athe controller
and press 0098to confirm.
X Select Delete Call Lists
Delete Call Lists and press0098
to confirm.
A prompt appears asking whether you wish
to delete all call lists.
X Select Yes YesorNo
No and press 0098to confirm.
If you select Yes
Yes, the call lists are deleted.
If you select No
No, the process will be can-
celed. Using the speed dial list
Storing a phone book entry in the
speed dial list
You can assign ten speed dial presets (0 – 9)
to the speed dial list.
Option 1:
X Search for a phone book entry in the phone
book (Y page 53).
X Select the list symbol to the right of the
entry by sliding 00520096the controller and
press 0098to confirm.
A menu appears.
X Select Speed Dial Speed Dial by turning00790052007Athe
controller and press 0098to confirm.
A menu appears. Using the speed dial list
57Telephone Z
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