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Home >> Audi >> 2017 >> A7 Quattro Competition >> Repair and Diagnosis >> External Pages >> Different car >> Section 61 (Communication) >> 91 Communication >> Sound System >> Connector Assignments >> Digital Sound System Control Module - J525-, BANG & OLUFSEN, FROM MY 2015

Digital Sound System Control Module - J525-, BANG & OLUFSEN, FROM MY 2015

WARNING: This page is about a different car, the 2015 Audi A7 Quattro and 2014 Audi A7 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Digital Sound System Control Module - J525-
GWWA91-12248Courtesy of AUDI OF AMERICA, LLC
  1. MOST bus
  2. 38-Pin Connector - T38-
  3. 32-Pin Connector - T32e-
NOTE:

Unlisted connector terminals are not assigned.

Fig 2: 2 - MOST Bus
GWWA91-11851Courtesy of AUDI OF AMERICA, LLC
  1. Input
  2. Output
Fig 3: 2 - 38-Pin Connector - T38-
GWWA91-12114Courtesy of AUDI OF AMERICA, LLC
  1. Terminal 30
  2. Terminal 31
  3. Subwoofer - R211- (+)
  4. Left Front Bass Speaker - R21- (+)
  5. Right Front Bass Speaker - R23- (+)
  6. Left Rear Mid-Bass Speaker - R159- (+)
  7. Right Rear Mid-Bass Speaker - R160- (+)
  8. Left Front Treble Speaker Motor - V344- (+)
  9. Left Front Treble Speaker Motor - V344- (-)
  10. Left Front Treble Speaker Motor - V344-
  11. Not Assigned
  12. Not Assigned
  13. Not Assigned
  14. Not Assigned
  15. Subwoofer - R211- (-)
  16. Left Front Bass Speaker - R21- (-)
  17. Right Front Bass Speaker - R23- (-)
  18. Left Rear Mid-Bass Speaker - R159- (-)
  19. Right Rear Mid-Bass Speaker - R160- (-)
  20. Right Front Treble Speaker Motor - V345- (+)
  21. Right Front Treble Speaker Motor - V345- (-)
  22. Right Front Treble Speaker Motor - V345-
  23. Microphone Unit in Front Roof Module - R164-, Interior Microphone - R74- (+)
  24. Noise Reduction Microphone 1 - R285- (+)
  25. Noise Reduction Microphone 2 - R286- (+)
  26. Noise Reduction Microphone 3 - R287- (+)
  27. Noise Reduction Microphone 4 - R288- (+)
  28. Not Assigned
  29. Not Assigned
  30. Not Assigned
  31. Microphone Unit in Front Roof Module - R164-, Interior Microphone - R74- (-)
  32. Noise Reduction Microphone 1 - R285- (-)
  33. Noise Reduction Microphone 2 - R286- (-)
  34. Noise Reduction Microphone 3 - R287- (-)
  35. Noise Reduction Microphone 4 - R288- (-)
  36. Not Assigned
  37. Not Assigned
  38. Not Assigned
Fig 4: 3 - 32-Pin Connector - T32e-
GWWA91-12341Courtesy of AUDI OF AMERICA, LLC
  1. Not Assigned
  2. Not Assigned
  3. Not Assigned
  4. Not Assigned
  5. Left Front Midrange Speaker - R103- (+)
  6. Right Front Midrange Speaker - R104- (+)
  7. Left Rear Treble Speaker - R14- (+)
  8. Right Rear Treble Speaker - R16- (+)
  9. Left Effects Speaker - R209- (+)
  10. Center Speaker - R208- (+)
  11. Not Assigned
  12. Not Assigned
  13. Ring-break Diagnostic Cable
  14. Speed signal from Engine Control Module - J623- (+)
  15. Not Assigned
  16. Speed signal from Engine Control Module - J623- (-)
  17. Left Front Midrange Speaker - R103- (-)
  18. Right Front Midrange Speaker - R104- (-)
  19. Left Rear Treble Speaker - R14- (-)
  20. Right Rear Treble Speaker - R16- (-)
  21. Left Effects Speaker - R209- (-)
  22. Center Speaker - R208- (-)
  23. Right Effects Speaker - R210- (+)
  24. Not Assigned
  25. Center Speaker 2 - R219- (+)
  26. Left Front Treble Speaker - R20- (+)
  27. Right Front Treble Speaker - R22- (+)
  28. Right Effects Speaker - R210- (-)
  29. Not Assigned
  30. Center Speaker 2 - R219- (-)
  31. Left Front Treble Speaker - R20- (-)
  32. Right Front Treble Speaker - R22- (-)
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