Data General Service 8885 Manuals

Manuals and User Guides for Data General Service 8885. We have 1 Data General Service 8885 manual available for free PDF download: Product Information Package

Data General Service 8885 Product Information Package

Data General Service 8885 Product Information Package (167 pages)

Brand: Data General Service | Category: Desktop | Size: 12.86 MB

Table of Contents

Table of Contents
2
Title Page Fiche Frame
4
1 Introduction

11
- MV/7800 Communications SWITCH-II Overview
  11
- Intelligent Modem
  12
- Security Features of the COMSWITCH-II
  12
- Operating Controls and Procedures
  25
- Cpu Chassis Control Panel
  25
- Switches
  26
- Indicator Leds
  27
- Cpu Pcb Indicator
  27
- Power-Up Procedure
  28
- System Terminal Modes of Operation
  29
- Normal Operating Mode
  29
- Console Program Mode
  29
- Changing Modes
  29
- Eclipse MV/7800 and MV/7800-C Reset Procedures
  30
- Power-Down Procedures
  30
- Modes of Operation
  30
- Power-Up Sequence
  31
- Entering Password and Dia'string
  32
- Comswitch-II Commands
  32
- BREAK>B - Send BREAK
  33
- Remote Connect Sequence
  48
- Remote Power-Up
  48
3 Theory of Operation

51
- Functional Overview
  54
  - System Processing Unit
    54
- Memory Subsystem
  54
  - Input/Output Subsystem
    54
  - Diagnostic Subsystem
    54
  - System Bus (S-Bus)
    55
- Timing
  55
- Address Phase
  55
- Address Modes
  56
  - Data Phase and Transfer Control
    57
- Priority Arbitration
  57
- System Operation
  57
- Operational Overview
  57
- Central Processing Unit
  59
  - Fixed-Point Arithmetic Logic Unit
    61
  - Address Translation Unit
    61
- Instruction Prefetcher
  62
- Control Unit
  62
- CPU-FPU Synchronization
  62
- Microsequencer (Useq)
  63
- Floating-Point Unit
  65
  - Memory Subsystem
    67
- Input/Output Subsystem
  69
- ECLIPSE Input/Output Bus
  76
- Burst Multiplexor Channel Controller
  76
- Diagnostic Subsystem
  80
  - Diagnostic Remote Processor
    80
- Power-Up and Initialization
  81
- Extended Power-Up
  81
  - System Control Program (SCP)
    82
  - Remote Diagnosis
    82
  - Time-Of-Day Clock/Calendar
    86
4 Fault Diagnosis

87
5 Removal, Replacement and Adjustment Procedures

101
- Decorative Front Panel
  101
- Front Rfi Shield
  103
- Ac Line Cord
  104
- Vnr Unit
  104
  - VNR Unit Removal
    105
  - VNR Unit Replacement
    105
- Fan and Fan Module
  107
  - Removal of Fan Module and Fans
    107
  - Replacement of Fan Module and Fans
    109
- Front Panel Pcb
  109
- Removal of the Front Panel PCB
  109
  - Replacement of the Front Panel PCB
    111
- Plug-In Pcb
  113
- Removal of Plug-In Pcbs
  117
  - PCB Removal
    118
- Replacement of Plug-In Pcbs
  119
- Cpu Chassis Back Panel
  120
- Removal of the CPU Chassis Back Panel
  120
  - Replacement of the CPU Chassis Back Panel
    122
- Internal Cpu Chassis Vnr Harness
  123
  - Removal of the Internal CPU Chassis VNR Harness
    123
  - Replacement of the Internal CPU Chassis VNR Harness
    124
- External Vnr Plug
  124
- Internal Vnr Plug
  125
- Margining Loopback Plug
  126
- Bmc Cables
  127
  - Margining Loopback Plug Location
    127
  - Installation/Removal
    129
  - Installation Specifications
    129
  - Equipment Size and Weight
    130
  - Equipment Service Clearance
    130
  - USA Electrical Specifications
    130
  - International Electrical Specifications
    132
  - Environmental Specification
    133
- LINE VOLTAGE CHECKOUT (for USA Installation)
  133
- Cabinet Installation
  135
  - Unpacking the 1605/1606 Cabinet
    137
  - Removing Model 1605/1606 Cabinet from the Pallet
    138
  - Chassis Installation
    139
  - Unpacking CPU Chassis
    139
  - CPU Chassis Installation
    140
  - Installation of Bracket Supports
    141
  - Installation of the Front of the Rack
    142
  - Electrostatic Discharge (ESD)
    143
  - Fastening the Chassis to the Rails
    143
  - Installing the ESD Kit
    144
  - CPU Chassis Internal Electrical Connections Check
    145
  - CPU Chassis Configuration
    146
  - System Console Interface Cable Location
    149
  - I/O Controller Cabling and Priority Jumpers
    150
  - CPU PCB Jumper/Switch Checks
    150
  - System Verification
    152
- Initializing the Computer
  155
- Automatic Loading
  157
- APL Menu Options
  157
  - Automatic Program Load Menu
    157
  - Change Preset Values Program Responses
    158
  - Change Preset Values Menu
    158
- Comswitch-II Installation
  161
- Cabling
  161
  - System Console Interface Cable 005-019213 Location
    162
  - System Terminal Interface MV/7800 COMSWITCH-II Cable 005-025369 Location
    162
  - Modem Installation
    163
  - Federal Communications Commission (FCC) Compliance Regulations
    164
  - System Modem Switch Settings
    164
  - Novation Modem
    164
  - Modem Connections
    166
  - Modem Connection
    167
  - Installation
    167

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