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A-1Nortel Networks 5399 Access Switch Hardware Installation Guide

Appendix A

Port Pins and Signals

This appendix identifies the signals and the associated pins used by

the Remote Access Concentrator’s WAN Interface ports.

WAN Interface Ports

TheModel5399RemoteAccessConcentratorisequippedwithtwoWAN

Interface ports. Figure A-1

illustrates a WAN Interface port connector.

Table A-1

lists the port’s pin/signal allocations.

Figure A-1. WAN Interface Port Connector

Table A-1. WAN Interface Port/Pin Signal Allocations

1 8

Pin Number Signal

1 Receive data from Network (RECEIVE RING)

2 Receive data from Network (RECEIVE TIP)

3 Unused

4 Transmit data to Network (TRANSMIT RING)

5 Transmit data to Network (TRANSMIT TIP)

6 Unused

7 Unused

8 Unused

1 2 ... 110 111 112 113 114 115 116 117 118 119 120 ... 125 126

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