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D-Link DES-1012 User Manual

Page 42

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10/100 Fast Ethernet Switch User’s Guide

32

RJ-45 Pin Specification

RJ-45 Connector pin assignment

Contact

Media Direct Interface Signal

1

Tx + (transmit)

2

Tx - (transmit)

3

Rx + (receive)

4

Not used

5

Not used

6

Rx - (receive)

7

Not used

8

Not used

The standard Category 3 cable, RJ-45 pin assignments

The following shows straight cable and crossover cable connection:

Straight cable for Switch (uplink MDI-II port) to switch/Hub or

other devices connection

Crossover cable for Switch (MDI-X port) to switch/hub or other network

devices (MDI-X port) connection