Allied Telesis AT-GS948MX - RJ-45 Style Serial Console Port Pinouts; Table 20: Pin Signals for 1000 Mbps; Table 21: RJ-45 Style Serial Console Port Pin Signals

AT-GS900MX Series Installation Guide for VCStack
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The pin signals of a port operating at 1000 Mbps are shown in Table 20.
RJ-45 Style Serial Console Port Pinouts
The pin signals of the RJ-45 style serial Console port are listed in
Table 21.
Table 20. Pin Signals for 1000 Mbps
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 -
Table 21. RJ-45 Style Serial Console Port Pin Signals
Pin Signal
1 Looped to pin 8
2 Looped to pin 7
3 Transmit Data
4 Ground
5 Ground
6 Receive Data
7 Looped to pin 2
8 Looped to pin 1