Appendix A RJ-45 Pin Specifications

The four external Ethernet ports of this switch module are auto-configuring and will work with straight-through or crossover cables when connected to other Ethernet equipment. Review the documentation that comes with the product you are connecting to for matching cable pin assignments.

The following illustration and table show the standard RJ-45 receptacle/connector and their corresponding pin assignments.

Table 7. Standard Ethernet cable, RJ-45 pin assignment

Contact (pin number)

Label

Media direct interface signal

 

 

 

1

TPO+

Tx + (transmit)

 

 

 

2

TPO-

Tx - (transmit)

 

 

 

3

TP1+

Rx + (receive)

 

 

 

4

TP2+

Not used

 

 

 

5

TP2-

Not used

 

 

 

6

TP1-

Rx - (receive)

 

 

 

7

TP3+

Not used

 

 

 

8

TP3-

Not used

 

 

 

227

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Image 237
Intel IXM5414E manual 227, Contact pin number Label Media direct interface signal