Appendix A. Pinouts; Table A-1. Telco Connector Pin Assignments - ADTRAN Express 5210 User Manual

Pinouts
Appendix A
The following tables give the pin assignments for the connectors
located on the back of the Express 5210, the DBU cards, the DCE
card, and the Voice cards. For more information on the connectors,
see the section Rear Panel on page 2-2.
61200208L1-1

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 5210 User Manual
Description
A-1