Connectors, Sound System Bang and Olufsen, MMI

Connectors, Sound System Bang and Olufsen, MMI

Digital Sound System Control Module (J525)





A MOST Bus
B Black 18-pin connector (T18b)
C Black 32-pin connector (T32h)

• Unlisted connector terminals are not assigned.

A - MOST Bus





1 Input
2 Output

B - Black 18-Pin Connector (T18b)





1 Microphone input 1 (+) from microphone unit (in front roof module) (R164) (inside microphone (R74))
2 Microphone input 1 (ground shielding) from microphone unit (in front roof module) (inside microphone)
10 Microphone input 1 (-) from microphone unit (in front roof module) (inside microphone)
17 Ring-break diagnostic wire

C - Black 32-Pin Connector (T32h)





1 Terminal 30
2 Terminal 31
3 Loudspeaker, left rear (+)
4 Loudspeaker, right rear (+)
5 Center mid/high range speaker (R158) (+)
6 Loudspeaker, left front (+)
7 Loudspeaker, right front (+)
8 Left rear midrange speaker (R105) (+)
9 Right rear midrange speaker (R106) (+)
10 Right front bass speaker (R23) (+)
15 Loudspeaker, left rear (-)
16 Loudspeaker, right rear (-)
17 Center mid/high range speaker (-)
18 Loudspeaker, left front (-)
19 Loudspeaker, right front (-)
20 Left rear midrange speaker (-)
21 Right rear midrange speaker (-)
22 Right front bass speaker (-)
23 Left front bass speaker (R21) (+)
25 Subwoofer (on rear shelf) (R157) (+)
28 Left front bass speaker (-)
30 Subwoofer (on rear shelf) (-)