Connector Pin Assignments
B-1
Appendix B Connector Pin Assignments
This appendix provides information on the RJ-45 connectors that are used for the Model SW502 and
Model SW507 switches and on the AUI and BNC connectors that are used for the Model SW502
switch.
RJ-45 Connector
The RJ-45 connector is used to connect stations, hubs, and switches through unshielded twisted-pair
cable and supports 10/100 Mbps data transmission. The RJ-45 connector accepts four pair Category 5
UTP or screened 100
Ω
twisted-pair cable.
Figure B-1. RJ-45 connector
Table B-1. RJ-45 connector pin assignments
Pin
Normal assignment
station ports 1-7
Uplink assignment
cascade Port 7
1
Input Receive Data +
Output Transmit Data +
2
Input Receive Data –
Output Transmit Data –
3
Output Transmit Data +
Input Receive Data +
6
Output Transmit Data –
Input Receive Data –
4,5,7,8
Not Used
Not Used
