
User manual
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2.6 Communication port
10/100/1000BaseT(X) Ethernet port
The pinout define of RJ45 port display as below, connect by UTP or STP. The connect distance is no more
than 100m. 100Mbps is used 120Ωof UTP 5, 10Mbps is used 120Ωof UTP 3 ,4, 5.
RJ 45 port support automatic MDI/MDI-X operation. That can connect the PC, Server, Converter and HUB.
Pin 1, 2, 3, 4, 5, 6, 7, 8 Corresponding connections in MDI. 1→3, 2→6, 3→1, 4→7, 5→8, 6→2, 7→4,
8→5, are used as cross wiring in the MDI-X port of Converter and HUB. In MDI/MDI-X, 100/1000Base-TX
PIN defines is as follows:
PIN
MDI
MDI-X
1
BI_DA+/TX+ BI_DB+/RX+
2
BI_DA-/TX-
BI_DB-/RX-
3
BI_DB+/RX+ BI_DA+/TX+
4
BI_DC+/
—
BI_DD+/
—
5
BI_DC-/
—
BI_DD-/
—
6
BI_DB-/RX-
BI_DA-/TX-
7
BI_DD+/
—
BI_DC+/
—
8
BI_DD-/
—
BI_DC-/
—
Note
:
10Base-T/100Base-TX
, “TX±”transmit data±, “RX±”receive data±, “—”not use.
10/100Base-T(X) MDI (straight-through cable)
10/100Base-T(X) MDI-X (Cross over cable)
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