A3 L4-2.0L Turbo (BPY) (2006)
Cellular Phone Transceiver: Diagrams
Telephone Transceiver, Multi-Pin Connector Assignments
A Connection for Bluetooth Antenna (R152)
B Multi-pin connector, 54-pin
‹› Terminals which are not listed are vacant/unassigned.
Multi-pin connector, 54-pin
1
Battery positive (B+) - Terminal 30
2
Ground (GND) - Terminal 31
8
NF (+) to Radio (R) / Operating Electronics, Navigation Control Module ( J402)
9
NF (-) to Radio (R) / Operating Electronics, Navigation Control Module ( J402)
10
Ground (GND) - Terminal 31 (shielded ground) (not used)
11
Telephone Microphone (R38 ) (+)
12
Telephone Microphone (R38 ) (-)
16
NF- (Mute) to Operating Electronics, Navigation Control Module (J402)
17
Infotainment CAN-Bus - High
18
Infotainment CAN-Bus - Low
37
Battery positive (B+) - Terminal 30 to Telephone Baseplate (R126)
39
Ground (GND) - Terminal 31 to Telephone Baseplate (R126)
41
Battery positive (B+) - Terminal 30 to Telephone Baseplate (R126)
42
Microphone output (+) to Telephone Baseplate (R126)
43
Microphone output (-) to Telephone Baseplate (R126)
44
Ground (GND) - Terminal 31 (shielded ground)
45
NF - Input (+) from Telephone Baseplate (R126)
46
NF - Input (-) from Telephone Baseplate (R126)