Atari 520STE Vintage Desktop Computer Manuals

Atari 520STE Vintage Desktop Computer Manuals

Manuals and User Guides for Atari 520STE Vintage Desktop Computer. We have 1 Atari 520STE Vintage Desktop Computer manual available for free PDF download: Field Service Manual

Atari 520STE Field Service Manual

Atari 520STE Field Service Manual (81 pages)

Brand: Atari | Category: Desktop | Size: 6.84 MB

Table of Contents

Table of Contents
3
1 Overview

6
- Case Design
  6
- Main Components
  6
- Section One: Introduction
  6
- Negative Supplies
  8
- Power Supply
  8
- Section Two. Theory of Operation
  9
2 Overview

9
- Audio/Video Subsystem
  9
- Main System
  9
- Gstmcu
  10
- Inputloutput Subsystems
  10
- Microprocessing Unit
  10
- Main Memory
  11
- Direct Memory Access
  12
- Multi-Function Peripheral Control
  12
- Audio/Viideo Subsystem
  13
- Digitized Sound
  15
- Genlock and the STE
  15
- Input/Output Subsystems
  16
- System Startup
  26
- System Errors
  27
- Section Three: Testing
  29
  - Overview
    29
  - Test Configuration
    30
  - Troubleshooting a Dead Unit
    30
  - Diagnostic Cartridge
    31
  - Power up Sequence
    31
  - Test Menu
    33
  - RAM Test
    33
  - ROM Test
    34
  - Color Test
    34
  - Keyboard Test
    35
  - MIDI Tests
    36
  - RS232 Tests
    36
  - Audio Test
    37
  - Timing Tests
    38
  - DMA Tests
    39
  - Fioppy Disk Tests
    39
  - Printer and Joystick Port Tests
    41
  - Monochrome Monitor
    42
  - Hard Disk Writeiread
    42
  - Graphics Chip Blit
    43
  - Error Codes Quick Reference
    43
- Section Four: Disassembly/Assembly
  48
  - STE Disassembly
    48
  - STE Reassembly
    49
- Section Five: Symptom Checklist
  50
  - Display Problems
    50
  - Disk Drive Problems
    50
  - Keyboard Problems
    50
  - MIDI Problems
    51
  - RS232 Problems
    51
  - Printer Port Problems
    51
  - Hard Disk Port Problems
    51
  - DMA Sound
    51
- Section Six: Diagnostic Flowcharts
  52
  - Replacement Procedures
    52
  - Handling of Integrated Circuits
    52
- Section Seven: Parts List
  57
- Section Eight: Glossary
  61
- Section Nine: Schematics and Silkscreens
  63

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