Rj-45 Twisted Pair Port Pinouts; Figure 72: Pin Layout For The Rj-45 Twisted Pair Ports (Front View); Table 24: Pin Signals For The Twisted Pair Ports - Allied Telesis x550 Series Installation Manual

Appendix A: Technical Specifications

RJ-45 Twisted Pair Port Pinouts

130
Figure 72 illustrates the pin layout of the RJ-45 twisted pair ports on the
AT-x550-18XTQ and AT-x550-18XSPQm Switches.
Figure 72. Pin Layout for the RJ-45 Twisted Pair Ports (Front View)
Twisted pair ports 1 to 16 on the AT-x550-18XTQ Switch can operate at
1Gbps or 10Gbps. Twisted pair ports 1 to 8 on the AT-x550-18XSPQm
Switch can operate at 1Gbps, 2.5Gbps, 5Gbps, or 10Gbps. The pin
signals are the same for all speeds. Refer to Table 24.
Table 24. Pin Signals for the Twisted Pair Ports
Pinout Pair
1 Pair 1 +
2 Pair 1 -
3 Pair 2 +
4 Pair 3 +
5 Pair 3 -
6 Pair 2 -
7 Pair 4 +
8 Pair 4 -