
10/100 NWay Ethernet/Fast Ethernet Switch User’s Guide
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 assignment
The following shows straight cable and crossover cable connection:
Straight cable for Switch (Uplink 
other devices connection
Crossover cable for Switch 
network devices 
| 
 | 19 | 
