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ADTRAN DUAL Nx56/64 1200142L1# User Manual

Page 15

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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)