Appendix A Networking Connection; Poe Switch Rj-45 Port Pin Assignments; 10/100Mbps, 10/100Base-Tx - Planet FSD-808HP User Manual

Appendix A Networking Connection

A.1 PoE Switch RJ-45 Port Pin Assignments
1 2 3 4 5 6 7 8
A.2 10/100Mbps, 10/100Base-TX
When connecting Switch to another Fast Ethernet switch, a straight or crossover
cable might necessary. Each port of the Switch supports auto-MDI/MDI-X detection.
That means you can directly connect the Switch to any Ethernet devices without
making a crossover cable. The following table and diagram show the standard
RJ-45 receptacle/connector and their pin assignments:
Contact
1
2
3
4, 5
6
7, 8
PIN NO
1
2
3
6
RJ-45 Connector pin assignment
MDI
Media Dependant
Interface
Tx + (transmit)
Tx - (transmit)
Rx + (receive)
Rx - (receive)
RJ-45 SIGNAL ASSIGNMENT
l Negative Power +
l Negative Power +
l Positive Power –
l Positive Power –
MDI-X
Media Dependant Interface-
Cross
Rx + (receive)
Rx - (receive)
Tx + (transmit)
Not used
Tx - (transmit)
Not used
21