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Bang & Olufsen(R) Sound System and Digital Sound System Control Module (J525)/(J787) Connectors







Bang & Olufsen(R) Sound System and Digital Sound System Control Module (J525)/(J787) Connectors

Digital Sound System Control Module (J525)





1. MOST bus (T2co)

2. 32 pin connector (T32h)

3. 38 pin connector (T38)


Unlisted connector terminals are not used.

1 - MOST Bus (T2co)





1. Input

2. Output


2 - 32 Pin Connector (T32h)





1. Digital Sound System Control Module 2 (J787)

2. Digital Sound System Control Module 2

3. Digital Sound System Control Module 2

4. Digital Sound System Control Module 2

5. Digital Sound System Control Module 2

6. Left Center Microphone (R142) (+)

7. Right Center Microphone (R143) (+)

8. Left Rear Microphone (R144) (+)

9. Microphone unit (in front roof module) (R164) ( interior microphone (R74) ) (+)

10. Right rear microphone (R145) (+)

11. Screen Ground

12. Engine Control Module (J623) (+) RPM Signal

13. Not Assigned

14. Digital Sound System Control Module 2

15. Not Assigned

16. Digital Sound System Control Module 2

17. Digital Sound System Control Module 2

18. Digital Sound System Control Module 2

19. Digital Sound System Control Module 2

20. Digital Sound System Control Module 2

21. Digital Sound System Control Module 2

22. Left Center Microphone (R142) (-)

23. Right Center Microphone (R143) (-)

24. Left Rear Microphone (R144) (-)

25. Microphone unit (in front roof module) (R164) ( interior microphone (R74) ) (-)

26. Right rear microphone (R145) (-)

27. Not Assigned

28. Engine Control Module (J623) (-) RPM Signal

29. Ring-break Diagnostic Cable

30. Digital Sound System Control Module 2

31. Not Assigned

32. Digital Sound System Control Module 2


3 - 38 Pin Connector (T38)





1 Terminal 30
2 Terminal 31
3 Left front midrange speaker (R103) (+)
4 Right front midrange speaker (R104) (+)
5 Left rear midrange speaker (R105) (+)
6 Right rear midrange speaker (R106) (+)
7 Center speaker (R208) (+)
8 Center speaker 2 (R219) (+)
9 Left rear treble speaker 2 (R217) (+)
10 Right rear treble speaker 2 (R218) (+)
15 Left front midrange speaker (-)
16 Right front midrange speaker (-)
17 Left rear midrange speaker (-)
18 Right rear midrange speaker (-)
19 Center speaker (-)
20 Center speaker 2 (-)
21 Left rear treble speaker 2 (-)
22 Right rear treble speaker 2 (-)
23 Left front treble speaker (R20) (+)
24 Right front treble speaker (R22) (+)
25 Left rear treble speaker (R14) (+)
26 Right rear treble speaker (R16) (+)
27 Left effects speaker (R209) (+)
28 Right effects speaker (R210) (+)
31 Left front treble speaker (-)
32 Right front treble speaker (-)
33 Left rear treble speaker (-)
34 Right rear treble speaker (-)
35 Left effects speaker (-)
36 Right effects speaker (-)

Digital Sound System Control Module 2 (J787)






A 32 pin connector (T32g)

Unlisted connector terminals are not used.

A - 32 Pin Connector (T32g)





1. Terminal 30

2. Terminal 31

3. Right front bass speaker (R23) (+)

4. Right front bass speaker (-)

5. Left front bass speaker (R21) (+)

6. Left front treble speaker motor (V344) (-)

7. Left front treble speaker motor

8. Digital sound system control module (J525)

9. Digital sound system control module

10. Digital sound system control module

11. Digital sound system control module

12. Digital sound system control module

13. Digital sound system control module

14. Digital sound system control module

15. Subwoofer (R211) (+)

16. Subwoofer (-)

17. Left front bass speaker (R21) (-)

18. Left front treble speaker motor (+)

19. Right front treble speaker motor (V345)

20. Digital sound system control module

21. Right front treble speaker motor (+)

22. Right front treble speaker motor (-)

23. Digital sound system control module

24. Digital sound system control module

25. Digital sound system control module

26. Digital sound system control module

27. Digital sound system control module

28. Right rear bass speaker (R17) (+)

29. Right rear bass speaker (-)

30. Digital sound system control module

31. Left rear bass speaker (R15) (+)

32. Left rear bass speaker (-)