ADTRAN 1200142L1# Network Card User Manual


 
Chapter 1. Introduction
61200054L2-1 Nx56/64 (EIA-530) Option Module User Manual 1-3
Tests
Local Loopback (Bilateral): Menu activated
Remote Loopback (V.54)
Menu activated: Self-test
Test Pattern
511 with errored seconds display
Data Inversion
Menu selectable
1s Density Protection
Force 1s to network after one second of consecutive zeros
from DTE. On/Off
CTS, DCD, DSR Options
Normal or Forced On
Connector
DB-25 (EIA-530)