
Cable Pinouts | 
Table 
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Table 
25 Pin1  | 
  | DTE DCE | 
  | 
  | DTE DCE  | 
Signal  | Direction  | 25 Pin  | Signal  | Direction  | |
Shield GND  | —  | Circuit GND  | —  | ||
  | 
  | 
  | Shield  | —  | —  | 
  | 
  | 
  | 
  | 
  | 
  | 
TxD  | →  | DCD  | ←  | ||
  | —  | —  | Shield  | —  | —  | 
  | 
  | 
  | 
  | ||
  | 
  | 
  | 
  | 
  | 
  | 
RxD  | ←  | TxC  | ←  | ||
  | —  | —  | Shield  | —  | —  | 
  | 
  | 
  | 
  | ||
  | 
  | 
  | 
  | 
  | 
  | 
RTS  | →  | RxC  | ←  | ||
  | —  | —  | Shield  | —  | —  | 
  | 
  | 
  | 
  | ||
  | 
  | 
  | 
  | 
  | 
  | 
CTS | ←  | LTST | →  | ||
  | —  | —  | Shield  | —  | —  | 
  | 
  | 
  | 
  | ||
  | 
  | 
  | 
  | 
  | 
  | 
DSR  | ←  | DTR | →  | ||
  | —  | —  | Shield  | —  | —  | 
  | 
  | 
  | 
  | ||
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | TxCE  | →  | |
  | 
  | 
  | Shield  | —  | —  | 
  | 
  | 
  | 
  | 
  | |
  | 
  | 
  | 
  | 
  | 
  | 
1
Any pin not referenced is not connected.