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12 pin Siemens Slim Lumberg cell phone proprietary connector layout
12 pin Siemens Slim Lumberg cell phone proprietary connector
Pin Signal Description
1 RTS (+D) USB
2 CTS (-D) USB
3 Tx  
4 Rx  
5 GND  
6 DCD  
7 Power  
9 MIC  
10 AudioL  
11 AudioGND  
12 AudioR  


According to 7 reports in our database (5 positive and 0 negative) the Benq-Siemens AF51, A31 cell phones cable connector pinout should be correct.

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