Digital Sound System Control Module - J525-, BANG & OLUFSEN, THROUGH MY 2014

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-

Courtesy of AUDI OF AMERICA, LLC

MOST bus
32-Pin Connector - T32e-
38-Pin Connector - T38-

NOTE:

Unlisted connector terminals are not assigned.

Fig 2: 2 - MOST Bus

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Input
Output

Fig 3: 2 - 32-Pin Connector - T32e-

Courtesy of AUDI OF AMERICA, LLC

Digital Sound System Control Module 2 - J787-
Digital Sound System Control Module 2 - J787-
Digital Sound System Control Module 2 - J787-
Digital Sound System Control Module 2 - J787-
Digital Sound System Control Module 2 - J787-
Left Center Microphone - R142- (+)
Right Center Microphone - R143- (+)
Left Rear Microphone - R144- (+)
Microphone Unit in Front Roof Module - R164-, Interior Microphone - R74- (+)
Right Rear Microphone - R145- (+)
Ground Shielding
Speed signal from Engine Control Module - J623- (+)
Not Assigned
Digital Sound System Control Module 2 - J787-
Not Assigned
Digital Sound System Control Module 2 - J787-
Digital Sound System Control Module 2 - J787-
Digital Sound System Control Module 2 - J787-
Digital Sound System Control Module 2 - J787-
Digital Sound System Control Module 2 - J787-
Digital Sound System Control Module 2 - J787-
Left Center Microphone - R142- (-)
Right Center Microphone - R143- (-)
Left Rear Microphone - R144- (-)
Microphone Unit in Front Roof Module - R164-, Interior Microphone - R74- (-)
Right Rear Microphone - R145- (-)
Not Assigned
Speed signal from Engine Control Module - J623- (-)
Ring-break Diagnostic Cable
Digital Sound System Control Module 2 - J787-
Not Assigned
Digital Sound System Control Module 2 - J787-

Fig 4: 3 - 38-Pin Connector - T38-

Courtesy of AUDI OF AMERICA, LLC

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- (-)