Rj-45 Twisted Pair Port Pinouts; Figure 74: Rj-45 Socket Pin Layout (Front View); Table 20: Pin Signals For 10 And 100 Mbps; Table 21: Pin Signals For 1000 Mbps - Allied Telesis XS900MX Series Installation Manual

Appendix A: Technical Specifications

RJ-45 Twisted Pair Port Pinouts

146
Figure 74 illustrates the pin layout of the RJ-45 connectors and ports.
Figure 74. RJ-45 Socket Pin Layout (Front View)
Table 20 lists the pin signals for 10 and 100 Mbps.
Table 20. Pin Signals for 10 and 100 Mbps
Pin
1
2
3
4
5
6
7
8
The pin signals for a port operating at 1000 Mbps are shown in Table 21.
Table 21. Pin Signals for 1000 Mbps
MDI Signal MDI-X Signal
TX+ RX+
TX- RX-
RX+ TX+
Not used Not used
Not used Not used
RX- TX-
Not used Not used
Not used Not used
Pinouts Pair
1 Pair 1 +
2 Pair 1 -
3 Pair 2 +
4 Pair 3 +