Specifications

Table Of Contents
Chapter 9 Pinout reference 95
DB-9F to RJ-45 3COM Total Control/COMPAQ Microcom modem cable
DB-9 Signal Direction Signal To RJ-45
1 DCD DCD 2
2 RxD
RxD 5
3 TxD
TxD 6
4 DTR
DTR 3
5SG
SG 4
6 DSR
DSR N/A
7 RTS
RTS 8
8 CTS
CTS 7
9RI
RI 1
Shell GND
GND N/A
Arrows indicate which direction the signal is flowing
NOTES:
Altpin should be turned off when using this cable.