Ethernet Rj-45 - Compaq dx2390 - Microtower PC Service & Reference Manual

Ethernet RJ-45

Connector and Icon
68 Appendix A Connector Pin Assignments
Pin Signal
1 (+) Transmit Data
2 (-) Transmit Data
3 (+) Receive Data
4 Unused
5 Unused
6 (-) Receive Data
7 Unused
8 Unused