Appendix d interface pin assignment, D.2 trs jack (rs-232 control port), Interface pin assignment – Patton electronic 2710 User Manual
Page 41: Trs jack (rs-232 control port), Rs-232 control port (signals at db-25 connector), Rs-232 control port (signals at db-9 connector)
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APPENDIX D
INTERFACE PIN ASSIGNMENT
D.1 RJ-48C T1 (DS0) NETWORK INTERFACE (FEMALE MODULAR
JACK)
D.2 TRS JACK (RS-232 CONTROL PORT)
D.3 RS-232 CONTROL PORT (SIGNALS AT DB-25 CONNECTOR)
D.4 RS-232 CONTROL PORT (SIGNALS AT DB-9 CONNECTOR)
See the diagram below to make your own speciÞc cable:
Pin #
Signal
1
2
RX Data (RING)
RX Data (TIP)
4
5
TX Data (RING)
TX Data (TIP)
Pin #
Signal Source
Tx Data
From Model 2710
Rx Data
To Model 2710
Sleeve
N/A
Pin #
Signal
Signal Direction
3
Receive
From 2710
2
Transmit Data
To 2710
7
Ground
Pin #
Signal
Signal Direction
2
Receive
From 2710
3
Transmit Data
To 2710
5
Ground