Allied Telesis AT-9424T/POE, AT-9408LC/SP manual RJ-45 Twisted Pair Port Pinouts, Pin Signal

Appendix A: Technical Specifications

RJ-45 Twisted Pair Port Pinouts

Figure 31 illustrates the pin layout of an RJ-45 connector and port.

Pin 1

Figure 31. RJ-45 Connector and Port Pin Layout

Table 13 lists the pin signals when a port is operating in the MDI configuration at 10 or 100 Mbps.

Table 13. MDI Pin Signals - 10 or 100 Mbps

Pin	Signal
1	TX+
2	TX-
3	RX+
6	RX-

Table 14 lists the pin signals when a port is operating in the MDI-X configuration at 10 or 100 Mbps.

Table 14. MDI-X Pin Signals - 10 or 100 Mbps

Pin	Signal
1	RX+
2	RX-
3	TX+
6	TX-

The MDI/MDI-X setting is established automatically when a port is set to

Auto-Negotiation. If a port’s speed and duplex are set manually, the MDI/

MDI-X setting defaults to the MDI-X setting.

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