User's Manual

Appendix A Interface Specifications and Cable Diagrams FCD-IPM Installation and Operation Manual
A-8 FXO/FXS Connector
A.7 E&M Connector
The RJ-45 E&M connector wiring is provided in Table A-6.
Table A-6. RJ-45 E&M Connector Wiring
Pin Designation Function
1 SB Signalling Battery
2 M M Lead input
3 R1-OUT 4-wire voice output
2-wire voice input/output
4 R-IN 4-wire voice intput
5 T-IN 4-wire voice intput
6 T1-OUT 4-wire voice output
2-wire voice input/output
7 SG Function depends on signalling mode:
RS-464 Type I, III
Direct connection to singal ground RS-464 type V,
SSDC5
Connection to signal ground through 1.1 KΩ resistor
RS-464 Type II SG lead
8 E E lead output
A.8 FXO/FXS Connector
The RJ-45 E&M connector wiring is provided in Table A-7.
Table A-7. RJ-45 E&M Connector Wiring
Pin Designation Direction Function
1,2 Not connected
3 RING IN/OUT 2W input/output
4 TIP IN/OUT 2W input/output
5,6 Not connected