
Appendix A 3-Pin to DB-9 Serial Pin Assignments
RJ-45 Ethernet Pin Assignments
Quantum TC2201E User’s Guide 95
DB-9 modular receptacle pin
assignments
RJ-45 Ethernet Pin Assignments 1
The pin assignments given for the RJ-45 Ethernet connection are in
reference to the Ethernet receptacle on the back panel of the TC2201E. The
TC2201E Ethernet connection supports the IEEE specifications for
10BASE-T and 100BASE-TX Ethernet standards.
Table 3 RJ- 45 pin
Assignments
Pin 5
Signal Ground
Pin 6
No
Connection
Pin 7
RTS (Request
to Send), not
used
Pin 8
CTS (Clear to
Send), not
used
Pin 9
No
Connection
Pin No.
Function
Pin 1
Transmit Out
+
Pin 2
Transmit Out -
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