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Ethernet Interface Connector A-1
Appendix A
Interface Connector
Specifications
A.1 E1/T1 Ports
Balanced E1/T1 Interface Connector
The balanced E1/T1 interfaces of the main link and voice modules terminate in
RJ-45 connectors. Figure A-1 illustrates location of the pins in the E1/T1 balanced
connector. Table A-1 lists the E1/T1 connector pin assignment.
81
Figure A-1. RJ-45 Connector Pin Location
Table A-1. E1/T1 Balanced Connector Pinout
Pin Function
1, 2 Receive (input)
4, 5 Transmit (output)
A.2 Ethernet Interface Connector
The 10/100BaseT main link interface terminates in a RJ-45 connector. Table A-2
lists the Ethernet connector pin assignment.
Table A-2. 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)
Ethernet main link port supports connection via straight and cross cables.
Note