2
Controls
1
button
Unlock the detachable control panel
2
MENU
button
Short press: Call up/close menu
Long press: Start scan function
3
On/Off button
Short press: Switch on car sound system
In operation: Mute car sound system (Mute)
Long press: Switch off car sound system
4
Volume control
In the menu: Change settings
Fast-Browse mode: Select folder and track
(Heidelberg 220 BT only)
5
CD tray
6
Display
7
/ button
In the menu: Select menu item
Radio mode: Start seek tuning
MP3/WMA mode: Change to next/previous
folder
/ button
In the menu: Change menu level
Radio mode: Adjust the stations
Other operating modes: Track selection
8
button (Eject)
Eject a CD
9
Microphone (Heidelberg 220 BT only)
:
USB socket
;
Front AUX-IN socket
<
button (Heidelberg 220 BT only)
Short press: Answering a call, speed dial
Long press: Activate voice dialing
=
button (Heidelberg 220 BT only)
Ending/rejecting a phone call
>
Keys
1 - 5
(Heidelberg 220 BT)
Keys
1 - 7
(Stuttgart 120)
?
Infrared receiver
@
SRC
button
Select memory bank or audio source
A
DIS
button
Switch display
3
7
4
5
6
2
11
10
16
13
12
17
15
14
1
8
9
