Allied Telesis AT-FS705PD User Manual
Page 34
Technical Specifications
26
Table 6 lists the RJ-45 connector pins and their signals used in Port 5 when
this port is connected to a PSE device using a cross-over cable.
Table 6 Port 5 RJ-45 Pin Signals (using cross-over cable)
PSE PWR
Configuration
Alternative A
(MDI)
PSE side
Alternative A
(MDI-X)
PSE side
Alternative A
(MDI)
PSE side
Alternative A
(MDI-X)
PSE side
Pin Number
Port 5 Signals (*)
1
TX+ and
Vport-1
RX+ and
Vport-1
TX+
RX+
2
TX- and
Vport-1
RX- and
Vport-1
TX-
RX-
3
RX+ and
Vport-2
TX+ and
Vport-2
RX+
TX+
4
-
-
Vport+
Vport+
5
-
-
Vport+
Vport+
6
RX- and
Vport-2
TX- and
Vport-2
RX-
TX-
7
-
-
Vport-
Vport-
8
-
-
Vport-
Vport-
(*) Vport-1 can be either Vport + or Vport-, depending on the PSE device.
Vport-2 can be either Vport+ or Vport-, depending on the PSE device.
If Vport-1 = Vport +, then Vport-2 = Vport-, and if Vport-1 = Vport -, then Vport-2 = Vport+.