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GE Energy
60
994-0089–1.00–2, General
COM2 Port DB-9 Connector Signal Definitions
DCE
Pin
Number
Function Signal Flow
1 DCD IN
2 RXD IN
3 TXD OUT
4 DTR OUT
5 Signal GND -
6 DSR IN
7 RTS OUT
8 CTS IN
9 Not connected -
COM2 Port DB-9 to DB-25 Pin out
Signal DB-9
Pin #
DB-25
Pin #
TD 2 3
RD 3 2
RTS 4 20
CTS 5 7
DSR 6 6
DCD 7 4
DTR 8 5
GND 9 22