CABLES

Note that for 1000BASE-T operation, all four pairs of wires are used for both transmit and receive.

Pin

MDI Signal Name

MDI-X Signal Name

 

 

 

1

Transmit Data plus (TD1+)

Transmit Data plus (TD2 +)

 

 

 

2

Receive Data minus (RD1-)

Receive Data minus (RD2-)

 

 

 

3

Transmit Data plus (TD2+)

Transmit Data plus (TD1+)

 

 

 

4

Transmit Data plus (TD3+)

Transmit Data plus (TD4+)

 

 

 

5

Receive Data minus (RD3-)

Receive Data minus (RD4-)

 

 

 

6

Receive Data minus (RD2-)

Receive Data minus (RD1-)

 

 

 

7

Transmit Data plus (TD4+)

Transmit Data plus (TD3+)

 

 

 

8

Receive Data minus (RD4-)

Receive Data minus (RD3-)

 

 

 

B-3

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SMC Networks 1000 manual Pin MDI Signal Name MDI-X Signal Name