Paradyne HOTWIRE 7986 manual COM Port Interface Cable

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

Table C-3. COM Port Interface Connector

Signal	Pin Number
Rx Data (out to DTE)	2
Ground	3
Tx Data (in from DTE)	4
DTR (in from DTE)	5
CD (out to DTE)	6
RTS (in from DTE)	7

Figure C-3. COM Port-to-PC Cable (Feature Number 7900-F1-510)

C-4 September 1998 7986-A2-GB20-00