Chapter 7 Rj-45 Pin Assignment; Straight-Through/Crossover Cable - Planet FNSW-1601 User Manual

Pin Numbered Ports(MDI-X port)
1 Input Receive Data +
2 Input Receive Data -
3 Output Transmit 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 below:
Straight-through
Hub (MDI-X)
Pin 1
Pin 2
Pin 3
Pin 6
Adapter(MDI-II)
Pin 1
Pin 2
Pin 3
Pin 6
RJ-45 Pin Assignment
Uplink Port (MDI-II port)
Output Transmit Data +
Output Transmit Data-
Input Receive Data +
Input Receive Data -
Not used
Crossover
Hub (MDI-X)
Pin 1
Pin 2
Pin 3
Pin 6
Chapter 7
Hub (MDI-X)
Pin 3
Pin 6
Pin 1
Pin 2
17