115 Control systems
COMAND telephone*
COMAND telephone*
Safety precautions
General notes
Calls disconnected while the vehicle is
in motion
A call may be disconnected if:
there is insufficient network coverage
you move from one transmitter/receiv-
er area (cell) into another and no chan-
nels are free or the cell is fullOperating options
If the mobile phone is inserted in the cra-
dle, you can use the mobile phone func-
tions with the following devices:
COMAND / telephone keypad
Multifunction steering wheel
Voice Control*
Bluetooth headset
The descriptions in this section assume
that the mobile phone is inserted in the
cradle. Exceptions to this are clearly stat-
ed.
Warning!
G
Some jurisdictions prohibit the driver from
using a cellular telephone while driving.
Whether or not prohibited by law, for safety
reasons, the driver should not use the cellu-
lar telephone while the vehicle is in motion.
Stop the vehicle in a safe location before
placing or answering a call.
If you nonetheless choose to use the cellular
phone while driving, please use the hands-
free feature and be sure to pay attention to
the traffic situation at all times. Use the cel-
lular phone only when road, weather and
traffic conditions permit.
Bear in mind that at a speed of just 30 mph
(approximately 50 km/h), your vehicle is
covering a distance of 44 feet (approxima-
tely 14 m) every second.
Warning!
G
Never operate radio transmitters equipped
with a built-in or attached antenna (i.e. with-
out being connected to an external antenna)
from inside the vehicle while the engine is
running. Doing so could lead to a malfunc-
tion of the vehicle’s electronic system, pos-
sibly resulting in an accident and/or
personal injury.
i
The components and operating principles of
COMAND can be found on (
page 79) and
(
page 87).
i
In order for the functions described in this
section to work correctly, the Bluetooth headset
must be linked to COMAND (
page 217).
Please make sure any Bluetooth headset linked
with the mobile phone is switched off or that the
headset is linked with COMAND before you use
the functions described in this section.
125 Control systems
COMAND telephone*
If you have accepted the call using the
Bluetooth headset, the call will be conduct-
ed via the headset.
Further operating functions can be found
in the “Functions during a single-call con-
nection” section (
page 127).
You can also accept a call if the
COMAND display is showing a screen oth-
er than the telephone mode screen. After
accepting the call, you will see the caller’s
data in a window.
Closing window: Slide qmr oromp
or press n.
Making an outgoing callEntering the telephone number using
the COMAND controller
Switching screen to telephone
mode: Call up main telephone menu
(page 121).
Entering digits: Select desired digits
by rotating ymz or sliding omp and
press n.
Deleting individual digits: Select )
and briefly press n.
Deleting an entire telephone num-
ber: Select ) and press and hold n
until the telephone number is deleted.
Connecting a call: Select “S”.
Entering a telephone number using the
telephone keypad
Switching screen to telephone
mode: Call up main telephone menu
(page 121).
Use telephone keypad to enter digits.
Connecting a call: Press s.
Redial
Switching screen to telephone
mode: Call up main telephone menu
(page 121).
Use COMAND controller to select
“S”.
or
Press s on the telephone keypad
(page 82).
The list of dialed numbers appears. The
most recently dialed number is at the
top.
Select desired entry.
Connecting a call: Press n.
i
If you place an outgoing call and receive a
busy signal, the telephone automatically starts
to redial as long as the provider and the mobile
phone support this function (see mobile phone
operating instructions).
While the call is connecting, you can also send
character strings (
page 127).
i
A detailed description of how to enter digits
using the telephone keypad can be found on
(
page 82).
i
If the list of dialed calls contains no entries,
the “S” menu item cannot be selected and the
s button on the telephone keypad does not
function.
128 Control systemsCOMAND telephone*1Back to the call display
2Character entry
3To call up the phone book
Sending individual characters:
Rotateymz or slide omp and select
desired character.
Each character you select can be seen
in the main area and is sent immediate-
ly.
Sending a phone book entry as a
character string: Select “Name”.
Select desired phone book entry.
The entry is immediately sent as a char-
acter string.
Switching back to the call display:
Select “Y”.
Sending character strings via the tele-
phone keypad
Press corresponding button on tele-
phone keypad.
Each character you select is immedi-
ately sent.
Ending an active call
Ending a call: Select “4END” in the
call display.
or
Press t on the telephone keypad or
on the multifunction steering wheel.
Transferring a call
From the hands-free system to the
Bluetooth headset
The call transfer is controlled by pressing
the PTT button on the Bluetooth headset
(see headset operating instructions). Nor-
mally, it is sufficient to press the PTT but-
ton once, but under certain circumstances
you may have to press it a second time.
Once the call has been transferred to the
Bluetooth headset, all the functions will be
available to you which are described in the
“Functions during a single-call connection”
section (
page 127).
Exception: “Switching the hands-free mi-
crophone on or off” function (
page 127).
i
Telephone numbers containing the + char-
acter may impair the function.
i
The + character may impair the function.
i
The use of a Bluetooth headset requires
Bluetooth to be activated and the Bluetooth
headset to be authorized (
page 217).
129 Control systems
COMAND telephone*
From the Bluetooth headset to the
hands-free system
On most Bluetooth headsets, you press the
PTT button on the headset twice quickly to
transfer the call (see headset operating in-
structions).
From the hands-free system to the mo-
bile phone
If the mobile phone has a folding up-
per section: flip upper section open.
Take mobile phone out of cradle.
The “No telephone inserted” message
appears on the COMAND display. Sub-
sequent operation is only possible us-
ing the mobile phone.From the mobile phone to the
hands-free system
Insert mobile phone into cradle.
Once the call has been transferred to
the hands-free feature, all the functions
will be available to you which are de-
scribed in the “Functions during a sin-
gle-call connection” section
(page 127).
COMAND phone book
The COMAND phone book contains both
the COMAND address book entries and
mobile phone entries that have at least
one telephone number.
The COMAND address book entries are
permanently available even when a mobile
phone is not inserted in the cradle.
When the mobile phone is inserted in the
cradle, COMAND will read the phone book
entries in the mobile phone and compares
them with the COMAND address book en-
tries. If any of the telephone numbers of a phone
book entry in the mobile phone are the
same as an address book entry, COMAND
will only display the address book entry.
If the entries are not the same, the CO-
MAND phone book will show the phone
book entry in the mobile phone.
Calling up the COMAND phone book
Select “Telephone” “Telephone”
“Telephone” “Name”.
The COMAND phone book appears.
217 Control systems
COMAND system settings
Changing setting: Rotate ymz and
select desired function.
Saving setting and exit the menu:
Press n.
Bluetooth settings
General information about Bluetooth
Bluetooth technology is the standard for
short-range wireless data transmission of
up to approximately 10 meters. Bluetooth
can be used to exchange vCards or make
calls using a headset.
Activate or deactivate Bluetooth
Select “Vehicle” “System Settings”
“Services” “Deactivate Blue-
tooth”.
You have activated or deactivated Blue-
tooth. A checkmark appears when
Bluetooth is deactivated.Connecting Bluetooth devices
It is possible to establish a Bluetooth con-
nection between COMAND and the follow-
ing types of device:
Mobile phone (only for transferring
business cards)
Headset
Laptop / PDA
You can connect up to twelve devices to
COMAND but only one device can be ac-
tive at a time.
The connection process includes search-
ing for the device and its subsequent au-
thorization.Calling up the Bluetooth device list and
searching for devices
Calling up the list: Select “Vehicle”
“System Settings” “Services”
“Search for Bluetooth devices”.
When you call up the list for the first
time after switching on COMAND, the
search for devices in the reception
range starts automatically. You will see
a display to this effect.
The device list appears after a short
while.
Canceling search:
Select “Cancel”.
The second time you call up the list, and
each time thereafter, the device list ap-
pears immediately if COMAND has not
been switched off and on again in the
meantime.
Starting search manually:
select “Update”.
i
To connect a Bluetooth device, the Blue-
tooth function must be activated in COMAND
and in the device concerned. The Bluetooth de-
vice must also be set to “visible” or “findable” in
order for COMAND to find and display it. For the
setting procedures, please see the operating in-
structions for the Bluetooth device.
459 Controls in detail
Useful features
Telephone*
Radio transmitters, such as a portable tele-
phone or a citizens band unit, should only
be used inside the vehicle if they are con-
nected to an antenna that is installed on
the outside of the vehicle.
The external antenna must be approved by
Mercedes-Benz. Please contact an autho-
rized Mercedes-Benz Center for informa-
tion on the installation of an approved
external antenna. Refer to the radio trans-
mitter operation instructions regarding use
of an external antenna.When the mobile phone is inserted in the
cradle, you can operate the telephone us-
ing the following devices:
mobile phone keypad
COMAND telephone keypad
(page 115)
buttonss andt on the steering
wheel (
page 249)
Voice Control* (
page 262)
Bluetooth headset (
page 217)
See also separate operating manual for in-
structions on how to use the mobile phone.
Warning!
G
Never operate radio transmitters equipped
with a built-in or attached antenna (i.e. with-
out being connected to an external antenna)
from inside the vehicle while the engine is
running. Doing so could lead to a malfunc-
tion of the vehicle’s electronic system, pos-
sibly resulting in an accident and/or serious
personal injury.
Warning!
G
Please do not forget that your primary re-
sponsibility is to drive the vehicle. A driver’s
attention to the road must always be
his/her primary focus when driving. For
your safety and the safety of others, we rec-
ommend that you pull over to a safe location
and stop before placing or taking a tele-
phone call.
If you choose to use the telephone
1 while
driving, please use the hands-free device
and only use the telephone when road,
weather and traffic conditions permit. Some
jurisdictions prohibit the driver from using a
mobile telephone while driving a vehicle.
Only operate the COMAND (Cockpit Man-
agement and Data System)
1 if road, weather
and traffic conditions permit.
Bear in mind that at a speed of just 30 mph
(approximately 50 km/h), your vehicle is
covering a distance of 44 feet (approximate-
ly 14 m) every second.
1Observe all legal requirements.
i
Various mobile phone cradles can be in-
stalled in the cockpit. These mobile phone cra-
dles can be obtained from an authorized
Mercedes-Benz Center.
The functions and services available to you while
using the mobile phone depend on your service
provider and the type of mobile phone you are
using.
460 Controls in detailUseful featuresThe cradle is located in the center armrest.
Open telephone compartment
(page 448).
Inserting mobile phone in mobile phone
cradle
Once the mobile phone has been inserted
in the mobile phone cradle, calls can only
be made via the hands-free system* or
Bluetooth headset*.
If applicable, remove the cover for the
external antenna connection from the
back of the mobile phone and store it in
a safe place. Be sure to comply with the
mobile phone’s operating instructions,
as well.
Example illustration1Insert the mobile phone
2Connector contact
3Mobile phone cradle
Slide the lower end of the mobile phone
into connector contact 2 on
cradle3.
Push the top of the mobile phone in di-
rection of arrow 1, until the lug on the
mobile phone release button engages.
The mobile phone is connected to the
network via the external antenna. The mobile phone is linked to the
hands-free device and the multifunc-
tion steering wheel.
The battery is charged depending on its
charge status and the position of the
SmartKey in the starter switch. The
charge procedure will be indicated in
the mobile phone’s display.
You can place or receive phone calls. You
can control other functions of the mobile
phone via the control system (
page 249)
or COMAND (
page 115).
!
Do not try to remove the mobile phone along
with the cradle. You could otherwise damage the
mobile phone cradle.
i
When you take the SmartKey or SmartKey
with KEYLESS-GO* out of the starter switch, the
mobile phone remains switched on for approx.
10 minutes. If you place or receive a call during
this time, the mobile phone switches off 10 min-
utes after the call has been completed.
670 Technical termsBAS Plus*
(B
rake A
ssist S
ystem Plus)
A system based on radar sensors for
providing brake support in situations
where there is a risk of collision.
BAS Plus is activated in hazardous situ-
ations by stepping quickly on the brake
pedal. During the process, the brake
force is adapted depending on the
proximity to the vehicle in front.
Bead
(
page 526)
Bit
(Binary digit)
The smallest unit of digital information.
Bit rate (MP3)
Measurement of transmission speed.
Indicates the number of ->bits trans-
mitted per time unit.Bi-xenon headlamps
Headlamps which use an electric arc as
the light source and produce a more in-
tense light than filament headlamps.
Bi-xenon headlamps produce low beam
and high beam.
B-pillar
Center connecting pillar between roof
and vehicle body (->A-pillar, ->C-pillar).
Bluetooth
Standard for short-range wireless tech-
nologies, suitable for transmitting
voice and data. It is possible to connect
Bluetooth devices wirelessly.
Bluetooth technology uses the freely
available ISM (Industrial Scientific
Medical) wireless network that works
at 2.45 GHz. Ranges of up to ten
meters are possible with Bluetooth.CAC
(C
ustomer A
ssistance C
enter)
Mercedes-Benz customer service cen-
ter, which can help you with any ques-
tions about your vehicle and provide
assistance in the event of a break-
down.
CAN system
(C
ontroller A
rea N
etwork)
Data bus network serving to control ve-
hicle functions such as door locking or
windshield wiping.
CD
(C
ompact D
isc)
Digital storage medium in disc form.
CD-R
(C
ompact D
isc R
ecordable)
->CD which can be written to once and
read many times.
CD-RW
(C
ompact D
isc R
ew
ritable)
->CD which be read and written to
many times.