RJ-45 Twisted Pair Port Pinouts
Figure 57 illustrates the pin layout of the RJ-45 connectors on the front
panel of the switch.
Figure 57. RJ-45 Socket Pin Layout (Front View)
Table 22 lists the pin signals.
Table 22. Pin Signals for 100M/1G/2.5G/5G Base-T Connectors
100 Mbps
Pin
MDI Signal
1
TX+
2
TX-
3
RX+
4
Not used
5
Not used
6
RX-
7
Not used
8
Not used
x530 Series Installation Guide for Stand-alone Switches
100 Mbps
MDI-X Signal
RX+
Bi-directional pair A+
RX-
Bi-directional pair A-
TX+
Bi-directional pair B+
Not used
Bi-directional pair C+
Not used
Bi-directional pair C-
TX-
Bi-directional pair B-
Not used
Bi-directional pair D+
Not used
Bi-directional pair D-
1G/2.5G/5G
Signal
117