Table A-1. Pin Assignments For Telco Connector; Table A-2. Pin Assignments For Esp Dbu Card Connectors - ADTRAN DSU IV ESP User Manual

Appendix A. Pinouts
Pin
1
2
3
4
5
6
7
8
Pin
4-Wire Switched 56
1
2
3-6
7
8
V.34 and 1 B+D ISDN
1-3
4
5
6-8
A-2

Table A-1. Pin Assignments for Telco Connector

DDS Loops
R1 Transmit Data from DSU to Network-Ring 1
T1 Transmit Data from DSU to Network-Tip 1
N/A -
N/A -
N/A -
N/A
T Receive Data from Network to DSU-Tip
R Receive Data from Network to DSU-Ring

Table A-2. Pin Assignments for ESP DBU Card Connectors

Name
R1 Transmit Data from DSU to Network-Ring 1
T1 Transmit Data from DSU to Network-Tip 1
- Not Used
T Receive Data from Network to DSU-Tip
R Receive Data from Network to DSU-Ring
- Not Used
T Network-Tip
R Network-Ring
- Not Used
DSU IV ESP User Manual
Description
Description
61204011L1-1