Cables and Pin Assignments

COM Port Interface Cable

The COM port connects to either a PC or to an ASCII terminal or printer for alarms. The COM port-to-PC cable is a 14-foot, 26 AWG, 8-conductor cable with an 8-position modular plug keyed connector and a DB9 socket connector (Figure C-3).The COM port connector is an 8-position keyed modular jack (Table C-3). The data signals on this port are referenced to a DTE interface.

98-15886

Figure C-3. COM Port-to-PC Cable (Feature Number 7900-F1-507)

C-4

February 1999

7984-A2-GB20-10

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Paradyne Hotwire 7984 manual COM Port Interface Cable, Figure C-3. COM Port-to-PC Cable Feature Number 7900-F1-507