Allied Telesis 8100S Series - Manual (Page 139)

Stack Installation Guide for 8100S Series Switches
139
Stacking Port Pinouts
Figure 59 illustrates the pin layout of the S1 and S2 stacking ports.
Figure 59. Stacking Port Pin Layout (Front View)
Table 29 lists the pin signals for the stacking ports.
Table 29. Stacking Port Pin Signals
Pin S1 Port S2 Port
1 Not connected Not connected
2 Ground Ground
3 Not connected Not connected
4 Transmit data1+ Receive data1+
5 Ground Ground
6 Transmit data1- Receive data1-
7 Receive data0+ Transmit data0+
8 Ground Ground
9 Receive data0- Transmit data0-
10 Not connected Not connected
11 Ground Ground
12 to 19 Not connected Not connected