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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

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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