EPSON PX-8 TECHNICAL MANUAL Pdf Download

4
Chapter 1 General Description
- 4
  Table of Contents
- 5
  Specifications
- 8
  Name of Major Parts
- 9
  Major Parts
- 12
  Interface
- 19
  Connection Cable (Option)
24
Chapter 2 Principles of Operations
- 25
  General
- 25
  Power Supplies
- 53
  CPU Operations
- 74
  Clock Generator Circuit
- 81
  Jumper and Switch Setting
- 87
  Reset
- 88
  Keyboard
- 97
  LCD Unit
- 117
  A-D Converter
- 120
  ROM Capsule
- 124
  RS-232C Interface
- 132
  Serial Interface
- 135
  Speaker Circuit
- 138
  Dynamic RAM
181
Chapter 4 Disassembly/Assembly and Adjustment
- 189
  Disassemble/Assemble of each Unit
- 197
  Option Unit
- 199
  Main Battery
201
Chapter 5 Troubleshooting
- 202
  An Introduction to Troubleshooting
- 202
  Test Program
- 216
  Check-Out Procedure
- 220
  Unit Troubleshooting
255
Chapter 6 Maintenance
- 256
  Repair
- 257
  Repair Tool and Equipment
- 258
  Soldering
- 262
  Component Locking
- 263
  Notes on Repairing/Replacing the MAPLE Board
- 266
  Microcassette Tape Drive Adjustment
271
Chapter 7 Appendix
- 277
  Slave CPU 6303
- 280
  Sub-CPU 7508
- 283
  Gate Array GAH40D
- 288
  Gate Array GAH40M
- 300
  Gate Array GAH40S
- 305
  A-D Converter ,Upd7001
- 307
  Serial Controller 82C51
- 310
  Sed1120(Lcddriver)
- 315
  SED1130 (LCD Driver)
- 321
  LCD/V-RAM Controllersed1320
- 328
  DRAM ,Upd4265
- 332
  V-Ram6117
- 335
  Other Ics

Chapters

Troubleshooting

Epson PX-8 Technical Manual

Quick Links

4
Chapter 1 General Description

24
Chapter 2 Principles of Operations

181
Chapter 4 Disassembly/Assembly and Adjustment

201
Chapter 5 Troubleshooting

255
Chapter 6 Maintenance

271
Chapter 7 Appendix

Chapters

4
Chapter 1 General Description

24
Chapter 2 Principles of Operations

181
Chapter 4 Disassembly/Assembly and Adjustment

201
Chapter 5 Troubleshooting

255
Chapter 6 Maintenance

271
Chapter 7 Appendix

Troubleshooting

Also See for Epson PX-8

Related Manuals for Epson PX-8

Related Products for Epson PX-8

Epson PX-8 Technical Manual

Quick Links

4 Chapter 1 General Description

24 Chapter 2 Principles of Operations

181 Chapter 4 Disassembly/Assembly and Adjustment

201 Chapter 5 Troubleshooting

255 Chapter 6 Maintenance

271 Chapter 7 Appendix

Chapters

4 Chapter 1 General Description

24 Chapter 2 Principles of Operations

181 Chapter 4 Disassembly/Assembly and Adjustment

201 Chapter 5 Troubleshooting

255 Chapter 6 Maintenance

271 Chapter 7 Appendix

Troubleshooting

Also See for Epson PX-8

Related Manuals for Epson PX-8

Related Products for Epson PX-8

Table of Contents

4 Chapter 1 General Description

24 Chapter 2 Principles of Operations

181 Chapter 4 Disassembly/Assembly and Adjustment

201 Chapter 5 Troubleshooting

255 Chapter 6 Maintenance

271 Chapter 7 Appendix

4
Chapter 1 General Description

24
Chapter 2 Principles of Operations

181
Chapter 4 Disassembly/Assembly and Adjustment

201
Chapter 5 Troubleshooting

255
Chapter 6 Maintenance

271
Chapter 7 Appendix

4
Chapter 1 General Description

24
Chapter 2 Principles of Operations

181
Chapter 4 Disassembly/Assembly and Adjustment

201
Chapter 5 Troubleshooting

255
Chapter 6 Maintenance

271
Chapter 7 Appendix

4
Chapter 1 General Description

24
Chapter 2 Principles of Operations

181
Chapter 4 Disassembly/Assembly and Adjustment

201
Chapter 5 Troubleshooting

255
Chapter 6 Maintenance

271
Chapter 7 Appendix