Connector Views
Terminal Assignment On Multi-Pin Connectors I, II, III And IV On Back Of Radio
NOTE: Terminals which are not listed are vacant/unassigned.
Multi-pin connector I, 20-pin, consisting of
Partial connector, 6-pin, yellow
Partial connector, 6-pin, green
Partial connector, 8-pin, blue
1 - Line output for rear left loudspeaker
2 - Line output for rear right loudspeaker
3 - Line output, Ground (GND)
4 - Line output for front left loudspeaker
5 - Line output for front right loudspeaker
6 - Switched positive for BOSE power amplifier
7 - CAN high
10 - CD Ground (GND) (CD changer Ground (GND))
12 - CAN low
13 - CD bus data input (CD changer)
14 - CD bus data output (CD changer)
15 - CD clock (CD changer)
6 - Permanent positive (CD changer)
17 - Switched positive for CD changer
18 - Ground (GND) signal wire (CD-NF-Ground (GND))
19 - Signal wire for left channel (CD low frequency left)
20 - Signal wire for right channel (CD low frequency right)
Multi-pin connector II, 8-pin, brown
3 - Loudspeaker +, front right
4 - Loudspeaker -, front right
5 - Loudspeaker + front left
6 - Loudspeaker - front left
Multi-pin connector III, 8-pin, black
1 - BOSE coding (Ground (GND))
2 - ATA
3 - K diagnosis
7 - Supply voltage (terminal 30)
8 - Ground (GND) (terminal 31)
Multi-pin connector IV, 10-pin, red
1 - Telephone mute (low frequency mute)
3 - Telephone (low frequency+) (not on vehicles with navigation system)
4 - Telephone (low frequency-) (not on vehicles with navigation system)
5 - Navigation system (low frequency+)
6 - Navigation system (low frequency-)
7 - Navigation system control wire
Multi-pin connectors on rear of "Symphony II" radio
1 - Multi-pin connector IV, 10-pin, red
2 - Multi-pin connector I, 20-pin, consists of
- Partial connector, 6-pin, yellow
- Partial connector, 6-pin, green
- Partial connector, 8-pin, blue
3 - Radio security device
4 - Multi-pin connector III, 8-pin, black
5 - Multi-pin connector II, 8-pin, brown
6 - IF wiring
7 - Antenna connection sockets for radio (high frequency wire)