Sound System Bang and Olufsen Connectors, CAN

Sound System Bang and Olufsen Connectors, CAN

Digital Sound System Control Module (J525)





A 18-pin connector (T18b)
B 32-pin connector (T32h)

• Unlisted connector terminals are not used.

A - 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)
4 Rear right signal (+) from radio (R)
5 Rear left signal (+) from radio
6 Front right signal (+) from radio
7 Front left signal (+) from radio
9 CAN-Bus High (Infotainment)
10 Microphone input 1 (-) from microphone unit (in front roof module) ( inside microphone (R74) )
13 Rear right signal (-) from radio
14 Rear left signal (-) from radio
15 Front right signal (-) from radio
16 Front left signal (-) from radio
18 CAN-Bus Low (Infotainment)

B - 32-pin Connector (T32h)





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