NEC Neax 2400 Imx System Operations And Maintenance Manual

LIST OF FIGURES NDA-24238
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LIST OF FIGURES
Figure TitlePage
Figure 2-1 Flow of Administrative Management Procedures. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3
Figure 2-2 System Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  5
Figure 2-3 Face Layout of IMG0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  6
Figure...

NDA-24238 LIST OF FIGURES
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LIST OF FIGURES (CONTINUED)
Figure TitlePag e
Figure 4-24 CPR Face Layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  301
Figure 4-25 Extraction of CPR from LPM  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  302
Figure 4-26 Rear View of CPR  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

LIST OF FIGURES NDA-24238
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LIST OF FIGURES (CONTINUED)
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Figure 6-16 Message Format for Station-to-Station Call . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  408
Figure 6-17 Message Format for Outgoing Call - Fusion  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 417
Figure 6-18 Message Format for Incoming Call - Fusion  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 418
Figure...

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LIST OF FIGURES (CONTINUED)
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Figure 8-2 Port Status Report (MG, Unit) Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  615
Figure 8-3 Port Status Report (MG, Unit, Group) Display—Designating Group . . . . . . . . . . . . . . . . . . . .  616
Figure 8-4 Port Status Report (MG, Unit, Group) Display—Designating Group-Trunk . . . . . . . . . . . . . . .  617 

LIST OF TABLES NDA-24238
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LIST OF TABLES
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Table 2-1 Summary of This Manual’s Contents   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Table 2-2 Kinds of Circuit Card Front Restart  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Table 3-1 System Messages List   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Table 3-2...

NDA-24238 LIST OF TABLES
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LIST OF TABLES (CONTINUED)
Table TitlePag e
Table 8-7 Type of Circuit Cards   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 614
Table 8-8 Route Number Explanation  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 617 

LIST OF TABLES NDA-24238
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This page is for your notes. 

NDA-24238 CHAPTER 1
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Revision 3.0
INTRODUCTION
CHAPTER 1 INTRODUCTION
1. GENERAL
This manual describes routine system maintenance procedures and fault repair procedures. This chapter ex-
plains how to follow the manual and provides precautions pertaining to maintenance jobs as a whole. Be sure
to read this chapter thoroughly before starting the required maintenance project.
2. HOW TO FOLLOW THIS MANUAL
If technicians engage in a fault repair with a sufficient amount of knowledge of the system...

CHAPTER 1 NDA-24238
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INTRODUCTION
 When only the contents of a system message needs to be known, or when a fault is to be diagnosed
from a system message
 When the range of faulty conditions has been specified and a faulty circuit card can be assumed
 When investigating the system for the purpose of a fault repair
 When replacing a unit/circuit card with a spare
 When performing routine maintenance
Chapter 5
See Section 4, Reporting Fault to NEC, in Chapter 2. Chapter 5
See...

NDA-24238 CHAPTER 2
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SYSTEM MAINTENANCE OUTLINE
CHAPTER 2 SYSTEM MAINTENANCE OUTLINE
1. GENERAL
1.1 Purpose
This chapter explains the outline of fault diagnosis and duties necessary to maintain the PBX.
1.2 Administrative Management Procedures
Figure 2-1 shows the work flow of the administrative management procedures.
Figure 2-1   Flow of Administrative Management Procedures
Administrative
Management Procedures
Expansion and Change of
Station Users
Management Procedures
Diagnosis...