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IES-P3073GC Series User Manual
ORing Industrial Networking Corp
14
6
BI_DB-
7
BI_DD+
8
BI_DD-
The IES-P3073GC series switches support auto MDI/MDI-X operation. You can use a cable to
connect the switch to a PC. The table below shows the 10/100Base-T(X) MDI and MDI-X port
pin outs.
10/100 Base-T(X) MDI/MDI-X Pin Assignments:
Pin Number
MDI port
MDI-X port
1
TD+(transmit)
RD+(receive)
2
TD-(transmit)
RD-(receive)
3
RD+(receive)
TD+(transmit)
4
Not used
Not used
5
Not used
Not used
6
RD-(receive)
TD-(transmit)
7
Not used
Not used
8
Not used
Not used
1000Base-T(X) MDI/MDI-X Pin Assignments:
Pin Number
MDI port
MDI-X port
1
BI_DA+
BI_DB+
2
BI_DA-
BI_DB-
3
BI_DB+
BI_DA+
4
BI_DC+
BI_DD+
5
BI_DC-
BI_DD-
6
BI_DB-
BI_DA-
7
BI_DD+
BI_DC+
8
BI_DD-
BI_DC-
Note:
“+” and “-” signs represent the polarity of the wires that make up each wire pair.
RS-232 console port wiring
The IES-P3073GC series can be managed via console ports using a RS-232 cable which can
be found in the package. You can connect the port to a PC via the RS-232 cable with a DB-9
female connector. The DB-9 female connector of the RS-232 cable should be connected the
PC while the other end of the cable (RJ-45 connector) should be connected to the console port