Table A-1. Telco Connector Pin Assignments - ADTRAN Express 5200 User Manual

Pinouts
Appendix A
The following tables give the pin assignments for the connectors
located on the back of the Express 5200, the DBU cards, and the
Voice Cards. For more information on the connectors, see the
section Rear Panel on page 2-2.
61202175L1-1

Table A-1. Telco Connector Pin Assignments

Pin Name
1 R1 Transmit Data from DSU to Network-Ring 1
2 T1 Transmit Data from DSU to Network-Tip 1
3-6 - Not Used
7 T Receive Data from Network to DSU-Tip
8 R Receive Data from Network to DSU-Ring
Express 5200 User Manual
Description
A-1