TABLE OF CONTENTS
Section
Title
Page
Fiche
Frame
1.
INTRODUCTION
1-1
2
A10
1.1
OVERVIEW
1-1
2
A10
1.1.1
MV/7800 Communications SWITCH-II Overview
1-1
2
A10
1.1.2
212A Intelligent Modem
1-2
2
All
1.1.3
Security Features of the COMSWITCH-II
1-2
2
All
1.2
MODELS
1-3
2
Al2
1.3
HARDWARE DESCRIPTION
1-5
2
A14
1.3.1
Central Processing Unit (CPU)
1-5
2
Al4
1.3.2
Power Supply
1-6
2
B01
1.3.3
I/O Controllers
1-6
2
B01
1.3.4
CPU Chassis
1-6
2
B01
1.4
OPERATING SOFTWARE SUPPORT
1-7
2
B02
1.5
FIELD REPLACEABLE UNITS (FRUs) AND OPTIONS
1-7
2
B02
1.6
PERFORMANCE SPECIFICATIONS
1-14
2
B09
2.
OPERATING CONTROLS AND PROCEDURES
2-1
2
B12
2.1
CPU CHASSIS CONTROL PANEL
2-1
2
B12
2.1.1
Switches
2-2
2
B13
2.1.2
Indicator LEDs
2-3
2
B14
2.2
CPU PCB INDICATOR
2-3
2
B14
2.3
VOLTAGE NONREGULATED UNIT (VNR)
2-3
2
B14
2.4
POWER-UP PROCEDURE
2-4
2
CO1
2.5
SYSTEM TERMINAL MODES OF OPERATION
2-5
2
CO2
2.5.1
Normal Operating Mode
2-5
2
CO2
2.5.2
Console Program Mode
2-5
2
CO2
2.5.3
Changing Modes
2-5
2
CO2
2.6
ECLIPSE MV/7800 AND MV/7800-C RESET PROCEDURES
2-6
2
CO3
2.7
POWER-DOWN PROCEDURES
2-6
2
CO3
2.8
MV/7800 COMSWITCH-II OPERATION MODES
AND ACCESS LEVELS
2-6
2
CO3
2.8.1
Modes of Operation
2-6
2
CO3
2.8.2
Access Level
2-7
2
C04
2.9
COMSWITCH-II OPERATING PROCEDURES
2-7
2
C04
2.9.1
Power-up Sequence
2-7
2
C04
2.9.2
Entering Password and Dia'string
2-8
2
CO5
2.10
COMSWITCH-II COMMANDS
2-8
2
CO5
2.10.1
<BREAIC>A - Password VIEW/CHANGE
2-10
2
C07
2.10.2
<BREAK>B - Send BREAK
2-11
2
C08
DGC CONFIDENTIAL - INTERNAL USE ONLY
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043-003621