Concert Radio With BOSE Sound System Overview, Pin Assignments

Concert radio with BOSE sound system







1 - Power antenna or radio/telephone rod antenna with antenna amplifier
2 - Telephone speaker
3 - Bose amplifier installed in left-rear of luggage compartment
4 - Front mid-range/bass speaker installed in door trim (bottom)
5 - Front treble speaker installed in door trim (top)
6 - Rear mid-range/treble speaker installed in door trim (bottom)
7 - Rear bass speaker installed in parcel shelf
8 - CD changer (optional) installed in lower left of luggage compartment under side trim

Multi-pin connectors I, II, III, IV (on back of radio), terminal assignments


NOTE: Terminals which are not listed are vacant/unassigned.







20-pin connector I

1 - Speaker line out (active speaker), left-rear
2 - Speaker line out (active speaker), right-rear
3 - Ground (GND) for active speaker (low frequency Ground)
4 - Speaker line out (active speaker), left-front
5 - Speaker line out (active speaker), right-front
6 - Switched positive supply (B+) for active speaker
8 - Clock signal for radio frequency display in instrument cluster
9 - Data signal for radio frequency display in instrument cluster
10 - Enable signal for radio frequency display in instrument cluster
13 - Data in signal for CD changer display in instrument cluster
14 - Data out signal for CD changer display in instrument cluster
15 - Clock signal for CD changer display in instrument cluster
16 - Power supply (B+)
17 - Switched positive supply (B+) for CD changer
18 - Ground (GND) for CD changer
19 - Signal wire left channel (CD low frequency-L)
20 - Signal wire right channel (CD low frequency-R)

8-pin connector II (brown)

5 - Hands-free speaker (+)
6 - Hands-free speaker (-)

8-pin connector III (black)

1 - Vehicle speed sensor (Gala)
3 - Diagnostic connection (K-wire)
4 - Connection for switching on and off controlled by ignition key (S contact)
5 - Switched positive supply for automatic antenna (only with mirrored windows)
6 - Switch illumination (terminal 58s)
7 - Terminal 30 (B+)
8 - Terminal 31 (GND)

10-pin connector IV (red)

1 - Telephone mute switch
3 - Telephone (low frequency +) (only with navigation equipment)
4 - Telephone (low frequency -) (only with navigation equipment)
5 - Navigation (low frequency +)
6 - Navigation (low frequency -)
7 - Navigation control wire
9 - Illumination (terminal 58d)
10 - CD Ground (GND)