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Text File  |  1989-04-14  |  1.1 KB  |  37 lines
  1. 04-14-89
  2.  
  3.  
  4.                               Null Modem Cable Diagrams
  5.                               -------------------------
  6.  
  7.  
  8. For cabling a PC, XT, or other 25-pin Connector to a PostScript printer:
  9.  
  10.  
  11.                     PC (25-pin)             Printer (25-pin)
  12.                     -----------             ----------------
  13.  
  14.                       TxD  2 -------------------- 3  RxD
  15.                       RxD  3 -------------------- 2  TxD
  16.                       Gnd  7 -------------------- 7  Gnd
  17.                       CTS  5 -------------------- 20 DTR
  18.                                  |
  19.                       DSR  6 ----
  20.  
  21.  
  22.  
  23.  
  24. For cabling an AT or other 9-pin Connector to a PostScript printer:
  25.  
  26.  
  27.                     PC (9-pin)             Printer (25-pin)
  28.                     ----------             ----------------
  29.  
  30.                       RxD  2 -------------------- 2  TxD
  31.                       TxD  3 -------------------- 2  RxD
  32.                       Gnd  5 -------------------- 7  Gnd
  33.                       DSR  6 -------------------- 20 DTR
  34.                                  |
  35.                       CTS  8 ----
  36.  
  37.