DEC VAXmate Manuals

Manuals and User Guides for DEC VAXmate. We have 1 DEC VAXmate manual available for free PDF download: Service Manual

DEC VAXmate Service Manual

DEC VAXmate Service Manual (242 pages)

Brand: DEC | Category: Desktop | Size: 10 MB

Table of Contents

Table of Contents
4
Chapter 1 Overview

12
- Introduction
  12
- Figure 1-1 Vaxmate Workstation
  16
- Vaxmate Workstation Components
  20
  - Figure 1-2 Vaxmate Workstation Block Diagram
    22
  - Monitor (Amber or Green Screen)
    23
    
    Communications Port
    23
    
    Printer Port
    23
  - CPU Board
    25
  - Power Supply
    25
  - RX33 1.2 Mbyte Diskette Drive
    25
  - Keyboard
    26
  - Mouse
    26
  - Options
    26
    
    Mbyte Memory
    26
    
    80287 Coprocessor
    26
    
    Expansion Box
    26
    
    Integral Modem Board for North America
    27
    
    LA75 Printer
    27
    
    LN03 Plus Printer
    28
  - Thinwire Ethernet Cable
    26
  - DIGITAL Thinwire Ethernet Multiport Repeater (DEMPR)
    28
  - DIGITAL Thinwire Ethernet Station Adapter (DESTA)
    28
- Environmental and Electrical Description
  28
- Table 1-2 Expansion Box Power Consumption (Maximum)
  30
Chapter 2 Troubleshooting the Vaxmate Workstation

32
Chapter 3 Thinwire Ethernet

82
Chapter 4 Monitor Adjustments

98
- Introduction
  98
- Brightness and Contrast Adjustment
  99
- Internal Monitor Adjustments
  100
  - Horizontal Hold
    102
  - Cutoff
    103
  - Width Coil
    104
  - Height - 400 Line Mode
    105
  - Centering Rings
    106
  - Rotation
    108
  - Video Compensation
    109
  - Height - 250 Line Mode
    110
  - Focus
    110
Chapter 5 FRU Replacement

112
- Introduction
  112
- Table 5-1 Frus and Removal/Replacement Procedures Paragraph Numbers
  113
- Before You Replace any Frus
  114
- Replacing Frus
  115
  - Turning off Power and Unplugging External Cables
    115
  - Separating the Expansion Box from the System Unit
    116
  - Fuse Replacement
    117
  - Opening the System Unit Back Door
    118
  - System Unit Back Door Removal
    119
  - System Unit Cover Removal
    122
  - Modem Board Replacement
    125
  - Math Coprocessor (80287) Replacement
    127
  - Speaker Replacement
    129
  - Monitor Board Removal
    131
  - CRT Handling Precautions
    136
  - CRT Assembly Removal
    137
  - CRT Assembly Installation
    142
  - Diskette Drive Removal
    144
  - Diskette Drive Installation
    147
  - CPU Board Removal
    148
  - CPU Board Installation
    153
  - Power LED Removal
    155
  - Power LED Installation
    156
  - Ijo-Video Board Removal
    157
  - Ijo-Video Board Installation
    160
  - Power Supply Board Replacement
    161
  - Expansion Box Cover Removal
    161
  - Hard Disk Drive Removal
    163
  - Hard Disk Drive Removal with Fan Present
    165
  - Hard Disk Drive Base Plate Removal
    167
  - Readjwrite Board Removal from the Hard Disk
    168
  - Readjwrite Board Installation
    170
  - Removing Skid Plate from New Hard Disk
    172
  - Hard Disk Drive Installation
    173
  - Gaining Access to the Expansion Box Card Cage
    175
  - Hard Disk Controller Replacement
    176
  - Option Replacement in the Expansion Box
    177
  - Option Backplane Replacement
    178
  - Expansion Box Fan Replacement
    179
  - Expansion Box Power Connector and Bridge Replacement
    181
  - Expansion Box Power Regulator Replacement
    183
Appendix A Part Numbers

188
Appendix B Test Descriptions

194
- Introduction
  194
Appendixb Test Descriptions

194
Appendix C Error Numbers

208

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