Connector pin assignments
Maintenance and Service Guide 9–3
RJ-11 (modem)RJ-45 (network)
Pin Signal
1 Unused
2Tip
3Ring
4 Unused
5 Unused
6 Unused
7 Unused
8 Unused
Pin Signal
1Transmit +
2Transmit -
3Receive +
4 Unused
5 Unused
6Receive -
7 Unused
8 Unused