User's Manual

Appendix A
Wiring Specifications
A.1 ODU-IDU Cable
The ODU-IDU cable is standard CAT-5, 4 twisted-pair 24 AWG FTP,
terminated with RJ-45 connectors on both ends. It is covered by a
cable gland on the ODU side for hermetic sealing.
Table A-1 shows the connector pinout.
Table A-1. ODU-IDU Cable Connector Pinout
IDU RJ-45 Wire Color Function ODU RJ-45
1
twisted
White/Green
Ethernet (RxN)
1
2 pair Green Ethernet (RxT) 2
3
twisted
White/Orange
Ethernet (TxT)
3
6 pair Orange Ethernet (TxN) 6
4
twisted
Blue
Power (+)
4
5 pair White/Blue Power (+) 5
7
twisted
White/Brown
Power (−)
7
8 pair Brown
Power (−)
8
ODU-IDU Cable A-1