Appendix A: Technical Specifications
106
RJ-45 Copper Port Pinouts
Figure 56 illustrates the pin layout of the RJ-45 connectors.
Figure 56. Pin Layout (Front View) of Copper Ports
Table 20 lists the pin signals at 10/100Mbps.
Table 21 lists the pin signals at 1Gbps.
Table 20. Pin Signals on RJ-45 Copper Ports at 10/100Mbps
Pin MDI Signal MDI-X Signal
1TX+ RX+
2TX- RX-
3RX+ TX+
4 Not used Not used
5 Not used Not used
6RX- TX-
7 Not used Not used
8 Not used Not used
Table 21. Pin Signals on Copper Ports at 1Gbps
Pin Pair Signal
1 1 + TX and RX+
2 1 - TX and RX-
3 2 + TX and RX+
4 3 + TX and RX+