Page 137 of 416

137 Controls in detail
Control system
CD changer* operating mode
General notes
Should excessively high temperatures oc-
cur while in CD mode,
CD TEMP HIGH
will
appear on the display and muting will take
place. The unit will then switch back to the
last operating mode used until the temper-
ature has decreased to a safe operating
level.
Should excessively low temperatures oc-
cur while in CD mode,
CD TEMP LOW
will ap-
pear on the display, but the CD will
continue to play.
Handle CDs carefully to prevent interfer-
ence during playback. Avoid fingerprints
and dust on CDs. Do not write on CDs or
apply any label or other material to them.Use only original CDs. Using copied CDs
may create problems during playback.
Clean CDs from time to time with a com-
mercially available cleaning cloth. No sol-
vents, anti-static sprays, etc. should be
used for cleaning. Replace the CD in its
case after use. Protect CDs from heat and
direct sunlight.
Only use CDs, which bear the label shown
and that conform to the compact disc dig-
ital audio standard (IEC 60908).Use of CDs which do not meet this stan-
dard may cause damage to the CD chang-
er. Do not play single-CDs (80 mm) with an
adapter.
For information operating the CD changer
refer to the separate COMAND operating
instructions.
Warning!
G
The CD changer is a Class 1 laser product.
There is a danger of invisible laser radiation
if the cover is opened or damaged.
Do not remove the cover. The CD changer
does not contain any parts which can be ser-
viced by the user. For safety reasons, have
any service work which may be necessary
performed only by qualified personnel.
Page 138 of 416
138 Controls in detailControl systemOperational readiness of CD changer
If a CD changer has been installed in the
system, it can be operated from the CO-
MAND system key pad located in the cen-
ter dashboard. A loaded magazine must be
installed for CD playing.Loading/unloading the CD magazine
The CD changer is located behind the cov-
er on the left hand side in the trunk.
Remove the CD changer cover.
Slide the CD changer door to the right
and press the eject button
3
.
The magazine is ejected.
1CD
2CD changer
3CD tray
4CD magazine
Remove the magazine and completely
pull out the CD tray.
Place the CD in the recess of the tray,
label side up.
Push the tray into the magazine in the
direction shown by the arrow.
Push the magazine into the CD changer
in the direction shown by the arrow and
close the CD changer door.iCDs which have been inserted improp-
erly or are unreadable will not be
played.
Page 139 of 416

139 Controls in detail
Control system
TEL menu*You can use the functions in the
TEL
menu
to operate your telephone, provided it is
connected to a hands-free system and
switched on.
Switch on the telephone and Audio or
COMAND.
Press button
ÿ
or
è
on the
steering wheel repeatedly until you see
the
TEL
menu in the display.
Warning!
G
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-
o m m e n d t h a t y o u p u l l o v e r t o a s a f e l o c a t i o n
and stop before placing or taking a tele-
phone call. If you choose to use the tele-
phone while driving, please use the
hands-free device and only use the tele-
phone when weather, road and traffic condi-
tions permit.
Some jurisdictions prohibit the driver from
using a cellular telephone while driving a ve-
hicle.
Bear in mind that at a speed of just 30 mph
(approximately 50 km/h), your vehicle is
covering a distance of approximately
44 feet (approximately 13.5 m) every sec-
ond.
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.
Page 140 of 416

140 Controls in detailControl systemWhich messages will appear in the display
field depends on whether your telephone is
switched on or off:
If the telephone is off, the message in
the multifunction display is:
TEL OFF
.
If the telephone is on:
The telephone will then search for a
network. During this time the display
reads
NO SERVICE
.
As soon as the telephone has found a
network,
READY
is indicated in the dis-
play.
The standby message indicates that your
telephone is ready for use and you can op-
erate it using the control system.Answering a call
When your telephone is ready to receive
calls, you can answer a call at any time. In
the display you will then see the message:
Press button
í
.
You have answered the call. In the dis-
play you see the duration of the call po-
sitioned above the number.Ending a call
Press button
ì
.
You have ended the call. In the display
you will again see the standby mes-
sage.
Dialing a number from the phone book
If your telephone is ready to receive calls,
you may select and dial a number from the
phone book at any time.
Press button
ÿ
or
è
repeatedly
until you see the
TEL
menu in the dis-
play.
Press button
j
or
k
.
The control system reads the phone
book which is stored in the telephone.
This may take up to 30 seconds. In the
display you will see the message
PLEASE WAIT!
.
When the message
PLEASE WAIT!
dis-
appears, the phone book has been
loaded.
iIf you do not wish to accept a call,
press button
ì
.
Page 141 of 416

141 Controls in detail
Control system
Press button
j
or
k
repeatedly
until the desired name appears in the
display.
The stored names are displayed in in-
creasing or decreasing alphabetical or-
der.
Press button
í
.
The system dials the selected phone
number.
If connection is successful, the name of
the party you called and the duration of
the call will appear in the display.
If no connection is made, the control
system stores the dialed number in the
redial memory.Redialing
The control system stores the most recent-
ly dialed phone numbers. This eliminates
the need to search through your entire
phone book.
Press button
ÿ
or
è
repeatedly
until you see the
TEL
menu in the dis-
play.
Press button
í
.
In the display you see the first number
in the redial memory.
Press button
j
or
k
repeatedly
until the desired name appears in the
display.
Press button
í
.
The control system dials the selected
phone number.
iIf you press and hold
j
or
k
for
longer than one second, the system
scrolls rapidly through the list of names
until you release the button again.
Cancel the quick search mode by
pressing
ì
.
iIf you do not want to use the telephone,
press button
ì
.
Page 142 of 416

142 Controls in detailControl systemNAVI menu
The
NAVI
menu contains the functions
needed to operate your navigation system.
Press button
è
or
ÿ
repeatedly
until you see the message NAVI
in the
display.
If the navigation system is switched off,
the message
NAVI OFF
is shown in the
display.
If the navigation system is on, the mes-
sage
NAVI ACTIVE
is shown in the dis-
play.
Please refer to the COMAND manual for in-
structions on how to activate the route
guidance system.
Distronic* menu
Use the Distronic menu to display the cur-
rent settings for your Distronic system.
What information is shown in the display
depends on whether the Distronic system
is active or inactive.
Please refer to the “Driving systems” sec-
tion of this manual (
page 199) for in-
structions on how to activate Distronic.
Press button
è
or
ÿ
repeatedly
until you see one of the following two
pictures in the display.Distronic deactivated
When Distronic is deactivated you will see
the standard display in the display.
1Vehicle ahead, if detected
2Actual distance to vehicle ahead
3Should-be distance to vehicle ahead
4Symbol for activated distance warning
function
5Your vehicle
Page 143 of 416
143 Controls in detail
Control system
Distronic activated
When Distronic is activated,
DISTRONIC
and the set speed are seen in the display.
1Distronic activated
Trip computer menu
Use the trip computer menu to call up sta-
tistical data on your vehicle. The following
information is available:Fuel consumption statistics after start
Press button
ÿ
or
è
repeatedly
until you see the first function of the
Trip computer menu.
Press button
j
or
k
repeatedly
until you see this message in the left
display:
AFTER START
.
1Distance driven since start
2Time elapsed since start
3Average fuel consumption since start
4Average speed since start
Function
Page
Fuel consumption statistics after
start
see
below
Fuel consumption statistics
since last reset
144
Call up range (distance to empty)
145
Page 144 of 416

144 Controls in detailControl system
Fuel consumption since last reset
Press button
ÿ
or
è
repeatedly
until you see the first function of the
trip computer menu.
Press button
j
or
k
repeatedly
until you see this message in the dis-
play:
AFTER RESET
.
1Distance driven since last reset
2Time elapsed since last reset
3Average fuel consumption since last re-
set
4Average speed since last resetResetting fuel consumption statistics
Press button
ÿ
or
è
repeatedly
until you see the first function of the
Trip computer menu.
Press button
j
or
k
repeatedly
until you see the reading that you want
to reset in the display.
Press and hold the reset button
J
in
the instrument cluster (
page 22) un-
til the value is reset to
0.
iThe
AFTER START
display will flash until
a distance of approximately 1 mile (1.6
km) has been covered or two minutes
have elapsed since the engine was re-
started. During this period, you can in-
corporate the values for the previous
journey by pressing
J
in the instru-
ment cluster.
If button
J
is not pressed, the AFTER
START values are set to 0.