
On/Off and settings
174
On/Off and settings
The following audio sources have shared con-
trols and setting options:
> Radio
> CD player
> CD changer
*
Controls
The audio sources can be controlled using:
>Buttons in the area of the CD player
> iDrive
> Buttons
 on steering wheel, refer to page 11
> Programmable memory  buttons, refer to 
page 21
Buttons on CD player
Equipment with a single drive
1Entertainment sound output on/off, volume
>Press: switch on/off.
When the system is switched on, the 
most recently select ed radio station or 
CD track is played.
> Turn: adjust volume.
2  Eject CD
3 Drive for audio CDs
4  Station scan/track search
> Change radio station.
> Select track for CD player and 
CD changer.
Equipment with two drives
1 Entertainment sound output on/off, volume
>Press: switch on/off.
When the system is switched on, the 
most recently select ed radio station or 
CD track is played.
> Turn: adjust volume.
2 Drive for audio CDs
3  Eject CD
4  Station scan/track search
> Change radio station.
> Select track for CD player and 
CD changer.
5 Drive for navigation DVDs
Operation via iDrive
iDrive, for operating pr inciple refer to page16.
1. Press the  button.
This opens the start menu.
2. Move the controller backwards to open 
"Entertainment". 

Navigation
Entertainment
Driving tips
 175Reference
At a glance
Controls
Communications
Mobility
You have the following choices:
>"FM" and "AM": radio reception
> "WB": Weather Band station
> "SAT": satellite radio
*
>"CD": CD player or changer*
>"AUX": AUX-In connection, USB audio 
interface
*
>"Set": depending on the audio source, 
other adjustments can be made, e.g. with 
the radio: update st ation with strongest 
reception, store station, tone control, sam-
ple stations.
From another menu, you can change 
directly to the scr een last displayed, 
refer to Comfort opening of menu items, 
page 18.<
From radio readiness, the selected audio 
source is stored for the remote control currently 
in use.
Switching on/off
To switch the Entertainment sound output on 
and off:
Press knob 1 on the CD player.
 This symbol on the  Control Display indi-
cates that sound output is switched off.
For equipment with a single drive, the sound 
output is available for approx. 20 minutes with 
the ignition switched off.
Switch on the sound output again for this pur-
pose.
Adjusting volume
Turn knob 1 on the CD player until the desired 
volume is set.
You can also adjust the  volume with buttons on 
the steering wheel, refer to page 11.
From radio readiness, the setting is stored for 
the remote control currently in use.
Tone control
You can alter various tone  settings, e.g. treble 
and bass, or the speed-dependent volume 
increase.
The tone settings are set for all audio sources at 
once.
From radio readiness, the settings are stored 
for the remote contro l currently in use.
Changing tone settings
1.Press the   button.
This opens the start menu.
2. Press the controller to open the  menu.
3. Turn the controller until "Settings" is 
selected and press the controller.
4. Select "Audio" or "Tone / Volume" and 
press the controller.
The tone settings can also be selected when 
you have opened "Entertainment" in the start 
menu:
Select "Set" and then "Tone", and press the 
controller.
Treble and bass
1. Select "Treble / Bass" and press the con-
troller. 

Navigation
Entertainment
Driving tips
 177Reference
At a glance
Controls
Communications
Mobility
Professional HiFi System*
You can choose between stereo and multichan-
nel playback, surround.
1.Select "Surround Settings" and press the 
controller.
2. Select "Stereo" or "Surround".
3. Press the controller.
The spatial sound effect is activated.
Equalizer*
You can set individual sound frequency ranges.
1.Select "Equalizer" and press the controller. 2.
Move the controller to  the left or right to 
select the desired frequency range.
3. Turn the controller until the desired setting 
is selected.
Resetting tone settings
You can reset all tone settings to the default 
settings.
1.Open the start menu.
2. Press the controller to open the  menu.
3. Turn the controller until "Settings" is 
selected and press the controller.
4. Select "Audio" and press the controller.
5. Change to upper field  if necessary. Turn the 
controller until "Reset" is selected and 
press the controller.
6. When equipped with two drives:
Select "Yes" and press the controller. 

Navigation
Entertainment
Driving tips
 181Reference
At a glance
Controls
Communications
Mobility
5.Turn the controller until the desired mem-
ory position is selected.
The number of the memory position 
appears beside the na me or frequency of 
the station.
6. Press the controller.
The station is stored.
RDS Radio Data System
In the FM frequency range, additional informa-
tion is transmitted via RDS. If the reception con-
ditions are good, the station names are shown 
on the Control Display. If  the reception is weak 
or disrupted, it can take  some time before the 
station names are displayed.
Switching RDS on/off
1. Select "FM" and press the controller.
"Set" is selected.
2. Press the controller.
Other menu items are displayed.
3. Select "RDS" and press the controller.
 RDS is activated.
The setting is stored for the remote control cur-
rently in use.
High Definition Radio*
Many stations transmit both analog and digital 
signals. You can receive  these stations digitally 
and with improved sound quality.
A digital radio network must be available in 
order to receive digital stations.
Activating/deactivating digital radio 
reception
iDrive, for operating pr inciple refer to page16.
1. Press the   button.
This opens the start menu.
2. Press the controller to open the  menu.
3. Turn the controller until "Settings" is 
selected and press the controller.
4. Select "Audio" and press the controller.
5. Change to upper field. Turn the controller 
until "HD radio" is se lected and press the 
controller.
6. Select "Off" and press the controller.
 The reception of digital stations is acti-
vated.
 This symbol is displa yed when a station is 
being received digitally. 

Navigation
Entertainment
Driving tips
 187Reference
At a glance
Controls
Communications
Mobility
CD player and CD changer
Listening to CDs
When equipped with two drives:
The upper drive is for audio CDs.
Compressed audio files
CDs with compressed audio files, i.e. MP3, can 
be played by the CD player and CD changer.
Starting CD player
Inserting CD
Insert the CD into the drive with the labeled side 
up. 
The CD is automatically pulled in. Playback 
starts automatically if  the sound output is on. 
For CDs with compressed audio files, it can take 
up to approx. 1 minute to read in the data 
depending on the directory structure.
Via iDrive
Starting playback when there is already a CD in 
the drive:
iDrive, for operating principle refer to page 16.
1. Press the  button.
This opens the start menu.
2. Move the controller  backwards to open 
"Entertainment". 3.
Change to upper field if necessary. Select 
"CD" and press the controller.
4. Change to the second field from the top if 
necessary. On vehicles with a CD changer, 
select "CD" and press the controller to start 
the CD player.
Playback starts automati cally if the sound out-
put is switched on.
Via programmable memory buttons
You can store the CD player function on the 
programmable memory bu ttons. To start the 
CD player, refer to page 21.
Starting CD changer
Filling CD changer, refer to page 191.
Via iDrive
1.Press the  button.
This opens the start menu.
2. Move the controller backwards to open 
"Entertainment".
3. Change to upper field if necessary. Select 
"CD" and press the controller.
* 

CD player and CD changer
188
4.
Change to the second field from the top if 
necessary. Select the desired CD and press 
the controller.
At the end of the last tr ack, the next CD will be 
selected.
Via programmable memory buttons
You can store a CD compartment of the CD 
changer on the programmable memory but-
tons. To start the CD  changer, refer to page 21.
Selecting a track
Buttons on CD player
Press the  button for the corresponding 
direction repeatedly until you reach the desired 
track.
The track is displayed on  the Control Display. 
You can also change tracks using the buttons 
on the steering wheel, refer to page 11.
Via iDrive
Select a track by turning the controller.
Compressed audio files
1.Select the directory if  necessary and press 
the controller.
2. Select the track and press the controller.
To change the directory:
Select the directory and press the controller.
To exit from the menu:  Select the arrow and press the controller.
For equipment with two drives, you can save a 
certain track on the programmable memory 
buttons, refer to page 21.
Displaying information on track
With compressed audio files, you can display 
any information stored on the current track, e.g. 
the name of the artist. 

Navigation
Entertainment
Driving tips
 189Reference
At a glance
Controls
Communications
Mobility
1.Press the controller.
2. Select "Details" and press the controller.
The information for the current track are dis-
played.
The setting is stored for the remote control cur-
rently in use.
Sampling tracks, scan
The system automatically plays a brief sample 
from each of the trac ks on the current CD.
1. Select "Set" and press the controller.
Other menu items are displayed.
2. Select "Scan" and press the controller. To end sampling:
1.
Press the controller.
2. Select "Scan" and press the controller.
This cancels sampling of the tracks, and the 
player remains on the current track.
Compressed audio files
1. Select the current track and press the con-
troller.
2. Select the desired menu item:
>To sample all tracks of the current direc-
tory, select "Scan directory" and press 
the controller.
> To sample all tracks  of the CD, select 
"Scan all" and press the controller.
To end sampling:
1. Press the controller.
2. Select "Scan directory" or "Scan all" and 
press the controller.
This cancels sampling,  and the player remains 
on the current track.
Repeating a track
1. Select "Set" and press the controller.
Other menu items are displayed. 

CD player and CD changer
190
2.
Select "Repeat" and press the controller.
The current track on the CD is repeated.
To stop repeating:
1. Press the controller again.
2. Select "Repeat" and press the controller.
Compressed audio files
1.Select the current track and press the con-
troller.
2. Select the desired menu item:
>To repeat the selected track, select 
"Repeat track" and press the controller.
> To repeat all tracks  of the current direc-
tory, select "Repeat directory" and press 
the controller.
To stop repeating:
1. Press the controller.
2. Select "Repeat track" or "Repeat directory" 
and press the controller.
Random play sequence
In this mode, the tracks on the current CD are 
played once in a random sequence.
1.Select "Set" and press the controller.
Other menu items are displayed.
2. Select "Random" and press the controller.
To stop random function:
1. Press the controller.
2. Select "Random" and press the controller.
Compressed audio files
1.Select the current track and press the con-
troller.
2. Select the desired menu item:
>To play all tracks of the current directory 
in random order, select "Random direc-
tory" and press the controller.
> To play all tracks of the CD in random 
order, select "Random all" and press the 
controller.
To stop random function:
1. Press the controller.
2. Select "Random directory" or "Random all" 
and press the controller.
Fast forward/reverse
Buttons on CD player:
Press and hold the  button for the corre-
sponding direction.
The tracks can be listene d to with some distor-
tion.