Specifications

Appendix A Pinouts Installation and Operation Manual
A-2 IDU-C Connectors Airmux-200 Ver. 1.750
A.2 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 A-2 .
Table A-2. E1/T1 Connector Pinout
Pin Function
4,5 Receive (input)
1,2 Transmit (output)
LAN Port
The LAN 10/100BaseT interface terminates in an 8-pin RJ-45 connector, wired in
accordance to
Table A-3 .
Table A-3. Fast Ethernet Connector Pinout
Pin Signal Function
1 TD (+) Transmit Data (positive)
2 TD (–) Transmit Data (negative)
3 RD (+) Receive Data (positive)
6 RD (–) Receive Data (negative)
A.3 IDU-C Connectors
IDU-C DC Power Terminal
Table A-4. Terminal Block 3-pin -48VDC
Pin Connection
Right +
Center Chassis
Left –