Canon A-200 series Manuals

Table of Contents

• 2

  Table of Contents

  • 4

    Part Iintroduction

• 10

  Part II Specifications

  • 10

    Specifications
  • 12

    11-1. Product Outline
    • 12

      11-1-1. System Configuration
  • 12

    Specifications
    • 12

      11-2-1. General
    • 13

      11-2-2. Monochrome Display Adapter Board
    • 13

      11-2-3. Color Display Adapter Board
    • 14

      Floppy Disk Drive MDD-211
    • 15

      Keyboard Unit
  • 18

    Disassembly Procedure

• 26

  Part IV Installation

  • 26

    Installation
  • 28

    IV-1. Unpacking
  • 29

    IV-2. Connections
    • 29

      IV-2-1. Keyboard Connection
    • 29

      IV-2-2. AC Power Cord Connection
    • 29

      IV-2-3. Connection to Peripherals
    • 30

      IV-2-4. Adjustment of Typing Angle
  • 31

    IV-3. Options
    • 31

      IV-3-1. Expansion RAM Board
    • 31

      IV-3-2. Color Display Adapter Board
    • 32

      IV-3-3. Ndc (8087)
  • 33

    IV-4. Summary of DIP Switch Setting
    • 33

      IV-4-1. Main Board
    • 35

      IV-4-2. DIP Switch Settings at Our Factory
    • 36

      IV-4-3. Optional RAM Board
  • 37

    IV-5. Adding Optional Floppy Disk Drive
  • 40

    Adjustment

• 44

  Part VI Theory of Operations

  • 44

    Theory of Operations

    • 46

      VI-1. General
    • 48

      VI-2. Main P.C.B
      • 51

        VI-2-1. Cpu
      • 53

        VI-2-2. RESET Signal and Clock Generator Circuit
      • 55

        VI-2-3. NMI and INT Control Circuit
      • 56

        VI-2-4. Memory Map
      • 57

        VI-2-5. Memory
      • 60

        VI-2-6. 110 Map and 1/0 Address Decoding Circuit
      • 63

        VI-2-7. System Bus
      • 66

        VI-2-8. Dmac
      • 69

        VI-2-9. Printer Interface Circuit
      • 71

        VI-2-10. RS-232C Interface Circuit
      • 73

        VI-2-11. Timer and Speaker Driver Circuit
      • 74

        VI-2-12. Keyboard Interface
      • 76

        VI-2-13. Ppi
      • 78

        VI-2-14. FDD Interface Circuit
    • 83

      VI-3. Keyboard Unit
    • 89

      VI-4. Display Adapter Boards
      • 89

        VI-4-1. Pin Description of the 68B45
      • 90

        VI-4-2. Monochrome Display Adapter Board
      • 103

        VI-4-3. Color Display Adapter Board
    • 117

      VI-5. Power Supply Unit

  • 119

    Part VII. Diagnostic Programs

  • 133

    Part VIII Troubleshooting

  • 147

    DIAGRAMS and PARTS Llst

  • 177

    Appendix

    • 179

      X-1. Connector Pin Assignment
      • 179

        X-1-1. RS-232C Interface
      • 180

        X-1-2. Monochrome Monitor Interface
      • 180

        X-1-3. Color Monitor Interface
      • 181

        Printer Interface
      • 182

        X-1-6. Option Slot Interface
    • 185

      X-2. Character Code Table