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Rj45 pin assignments, Rj45 pin assignments 18, Rj45 cable drawing – Interlogix MC250-1T/1S User Manual

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18 IFS MC250-1T/1S User Manual

When connecting to other Ethernet equipment such as a
Router, Bridge, Switch, or Hub, please refer to that device’s
Technical Manual.

RJ45 Pin Assignments

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

RJ45 Cable Drawing

The following figure shows the pin allocation and color of a
straight cable, and connection of a crossover cable.