Operation CHARM: Car repair manuals for everyone.

Cellular Telephone Preparation through May 2009







Cellular Telephone Preparation through May 2009

Telephone transceiver (R36)





A Black 54-pin multi-pin harness connector (T54)
B Bluetooth antenna (R152) connection (yellow)
C MOST Bus

Unlisted connector terminals are not assigned.

A - 54-pin black multi-pin connector (T54)





1 Terminal 30
2 Terminal 31
11 Microphone input (+) from microphone unit in front roof module (R164) (telephone microphone (R38))
12 Microphone input (-) from Microphone unit in front roof module (telephone microphone)
14 Ring-break diagnostic wire
37 Terminal 30 to Telephone baseplate (R126)
39 Terminal 31 to Telephone baseplate
41 Terminal 30 to Telephone baseplate
42 Microphone output (+) to Telephone baseplate
43 Microphone output (-) to Telephone baseplate
44 Terminal 31 (screen ground)
45 LF (+) from Telephone baseplate
46 LF (-) from Telephone baseplate
47 SNDREQ signal from Telephone baseplate
49 Ser Tx (+) to Telephone baseplate
50 Ser Tx (-) to Telephone baseplate
51 Ser Rx (+) from Telephone baseplate
52 Ser Rx (-) from Telephone baseplate

B - MOST Bus





1. Input

2. Output