Chapter 9
Appendix A: Wiring
Specifications
The ODU-IDU cable is shielded/outdoor 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.
The following table shows the connector pinout:
Table
9-1: ODU-IDU Connector Pinout
IDU RJ-45
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
User Port Connectors
The IDU includes ports for connecting E1/T1 and 10/100BaseT
Ethernet user devices.
Trunk Port
The Trunk (E1/T1) interface terminates in an 8-pin RJ-45 balanced
connector, wired in accordance to
Table
9-2
.