Bang & Olufsen Sound System Overviews
Sound System Connectors, Digital Sound System Control Modules (J525)/(J787)
Digital Sound System Control Module (J525)
1. MOST Bus (T2dk)
2. 32-pin Connector (T32e)
3. 38-pin Connector (T38)
• Unlisted connector terminals are not used.
1 - MOST Bus (T2dk)
1. Input
2. Output
2 - 32-pin Connector (T32e)
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
5 Left Front Midrange speaker (R103) (+)
6 Right Front Midrange speaker (R104) (+)
7 Center speaker (R208) (+)
8 Center speaker 2 (R219) (+)
9 Left effects speaker (R209) (+)
10 Right effects speaker (R210) (+)
17 Left Front Midrange speaker (R103) (-)
18 Right Front Midrange speaker (R104) (-)
19 Center speaker (R208) (-)
20 Center speaker 2 (R219) (-)
21 Left effects speaker (R209) (-)
22 Right effects speaker (R210) (-)
23 Left Front Treble speaker (R20) (+)
24 Right Front Treble speaker (R22) (+)
25 Left Rear Treble speaker (R14) (+)
26 Right Rear Treble speaker (R16) (+)
31 Left Front Treble speaker (R20) (-)
32 Right Front Treble speaker (R22) (-)
33 Left Rear Treble speaker (R14) (-)
34 Right Rear Treble speaker (R16) (-)
Digital Sound System Control Module 2 (J787)
1. 32-pin connector (T32f)
• Unlisted connector terminals are not used.
A - 32-pin Connector (T32f)
1. Terminal 30
2. Terminal 31
3. Right Front Bass speaker (R23) (+)
4. Right Front Bass speaker (R23) (-)
5. Left Front Bass speaker (R21) (+)
6. Left Front Treble speaker motor (V344) (-)
7. Left front treble speaker motor (V344)
8. Digital sound system control module (J525)
9. Digital sound system control module (J525)
10. Digital sound system control module (J525)
11. Digital sound system control module (J525)
12. Digital sound system control module (J525)
13. Digital sound system control module (J525)
14. Digital sound system control module (J525)
15. Subwoofer (R211) (+)
16. Subwoofer (R211) (-)
17. Left Front Bass speaker (R21) (-)
18. Left Front Treble speaker motor (V344) (+)
19. Right Front Treble speaker motor (V345)
20. Digital sound system control module (J525)
21. Right Front Treble speaker motor (V345) (+)
22. Right Front Treble speaker motor (V345) (-)
23. Digital sound system control module (J525)
24. Digital sound system control module (J525)
25. Digital sound system control module (J525)
26. Digital sound system control module (J525)
27. Digital sound system control module (J525)
28. Right Rear Mid/Low Range speaker (R160) (+)
29. Right Rear Mid/Low Range speaker (R160) (-)
30. Digital sound system control module (J525)
31. Left Rear Mid/Low Range speaker (R159) (+)
32. Left Rear Mid/Low Range speaker (R159) (-)