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All ports on this industrial switch support automatic MDI/MDI-X operation, user can use straight-
through cables (See figure below) for all network connections to PCs or servers, or to other switches
or hubs. In straight-through cable, pins 1, 2, 3, and 6, at one end of the cable, are connected straight
through to pins 1, 2, 3 and 6 at the other end of the cable. The table below shows the 10BASE-
T/100BASE-TX MDI and MDI-X port pin outs.
Pin MDI-X
Signal Name
MDI Signal Name
1
Receive Data plus (RD+)
Transmit Data plus (TD+)
2
Receive Data minus (RD-)
Transmit Data minus (TD-)
3
Transmit Data plus (TD+)
Receive Data plus (RD+)
6
Transmit Data minus (TD-)
Receive Data minus (RD-)
Straight Through Cable Schematic
Cross Over Cable Schematic
Fiber Port
There are two 100Base-FX ports. The fiber port is ST type connector in multi mode (2Km) or single
mode (30Km).
