Appendix a, A.1 switch‘s rj-45 pin assignments, A.2 10/100mbps, 10/100base-tx – PLANET FGSW-4840S User Manual
Page 37: A.3 rj-45 cable pin assignment, Witch, Rj-45, Ssignments, 10/100m, 10/100b, Cable pin assignment
User’s Manual of FGSW-4840S
33
APPENDIX A
A.1 Switch‘s RJ-45 Pin Assignments
1000Mbps, 1000Base T
Contact
MDI
MDI-X
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-
Implicit implementation of the crossover function within a twisted-pair cable, or at a wiring panel, while not expressly
forbidden, is beyond the scope of this standard.
A.2 10/100Mbps, 10/100Base-TX
RJ-45 Connector pin assignment
Contact
MDI
Media Dependant
Interface
MDI-X
Media Dependant
Interface -Cross
1
Tx + (transmit)
Rx + (receive)
2
Tx - (transmit)
Rx - (receive)
3
Rx + (receive)
Tx + (transmit)
4, 5
Not used
6
Rx - (receive)
Tx - (transmit)
7, 8
Not used
A.3 RJ-45 cable pin assignment
2 1
3
6
1
2
3
6
2 1
3
6