Chapter 7 Rj-45 Pin Assignment; Straight-Through/Crossover Cable - Planet Networking & Communication FNSW-1601 Instruction Manual

CHAPTER 7 RJ-45 PIN ASSIGNMENT

Numbered Ports
Pin
(MDI-X port)
1 Input Receive Data +
2 Input Receive Data -
3 Output Transmit Data+ Input Receive Data +
6 Output Transmit Data-
4,5,7,8 Not used
Schematics for both straight and crossover twisted-pair cable
are shown below. (Note that crossover cable is only required if
you cascade hubs via the RJ-45 station ports; i.e. the Uplink
port is not used.)

7.1 Straight-Through/Crossover Cable

The pin assignment of the cables both ends should be as be-
low:
Straight-through
Hub (MDI-X) Adapter(MDI-II)
Pin 1 Pin 1
Pin 2 Pin 2
Pin 3 Pin 3
Pin 6 Pin 6
Uplink Port (MDI-II port)
Output Transmit Data+
Output Transmit Data-
Input Receive Data -
Not used
Crossover
Hub (MDI-X)
Pin 1
Pin 2
Pin 3
Pin 6
6 3 2 1
6 3 2 1
6
3
2 1
- 17 -
Hub (MDI-X)
Pin 3
Pin 6
Pin 1
Pin 2