IES-2050 User’s Manual
ORing Industrial Networking Corp.
10
MDI/MDI-X pins assignment
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
Note:
“+” and “-” signs represent the polarity of the wires that make up each wire pair.
