Table of Contents
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Section &
Subject
1 - INTRODUCTION
DataComm 551 FEATURES.........................................................................................................................1-1
DESCRIPTION ............................................................................................................................................1-1
DIAGNOSTICS ............................................................................................................................................1-2
APPLICATIONS.......................................................................................................................................... 1-3
BACKWARD COMPATIBILITY.................................................................................................................1-6
SERVICE AND TRAINING ........................................................................................................................1-6
OVERVIEW .................................................................................................................................................2-1
UNPACKING AND HANDLING................................................................................................................ 2-1
PREOPERATIONAL CHECK .....................................................................................................................2-1
INSTALLATION PROCEDURES................................................................................................................ 2-1
OPTION SELECTION .................................................................................................................................2-5
Master/Slave CSU Option ..........................................................................................................................2-5
Option Selection in an Installation with a MAU-1A.................................................................................2-9
ELECTRICAL CONNECTIONS..................................................................................................................2-14
Equipment Connection ..............................................................................................................................2-14
Network Interface Connection ..................................................................................................................2-15
Supervisory Terminal Connection ...........................................................................................................2-23
Primary Power Connection.......................................................................................................................2-26
OVERVIEW .................................................................................................................................................3-1
FRONT PANEL INDICATORS, TEST JACKS, AND SWITCHES ...........................................................3-1
SUPERVISORY TERMINAL OPERATING PROCEDURES ..................................................................... 3-1
Accessing a CSU........................................................................................................................................3-1
Master/Slave CSU Option ..........................................................................................................................3-7
The Log-On Screen ....................................................................................................................................3-8
Display Information..................................................................................................................................3-9
Using the Keyboard....................................................................................................................................3-10
The Main Menu.........................................................................................................................................3-10
The DS1 Diagnostics Menu .......................................................................................................................3-12
The DS0 Diagnostics Screen .....................................................................................................................3-28
The CSU Configuration Screen .................................................................................................................3-30
The Maintenance Screen ..........................................................................................................................3-35
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