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4.1 General
4 Replacement Procedures
TECRA M3 Maintenance Manual (960-507)
4-3
Before You Begin
Look over the procedures in this section before you begin disassembling the computer. Familiarize
yourself with the disassembly and reassembly steps. Begin each procedure by removing the AC
adapter and the battery pack as instructed in this section:
1.
Do not disassemble the computer unless it is operating abnormally.
2.
Use only the correct and approved tools.
3.
Make sure the working environment is free from the following elements whether you are
using or storing the computer.
?
Dust and contaminates
?
Static electricity
?
Extreme heat, cold and humidity
4.
Make sure the FRU you are replacing is causing the abnormal operation by performing the
necessary diagnostics tests described in this manual.
5.
Do not perform any operations that are not necessary and use only the described
procedures for disassembling and installing FRUs in the computer.
6.
After removing parts from the computer, place them in a safe place away from the computer
so they will not be damaged and will not interfere with your work.
7.
You will remove and replace many screws when you disassemble the computer. When you
remove screws, make sure they are placed in a safe place and identified with the correct
parts.
8.
When assembling the computer make sure you use the correct screws to secure the various
pieces in place. Screw sizes are listed in their corresponding figures.
9.
The computer contains many sharp edges and corners, so be careful not to injure yourself.
10.
After you have replaced an FRU, make sure the computer is functioning properly by
performing the appropriate test on the FRU you have fixed or replaced.
Summary of Contents for Tecra M3 Series
Page 1: ...Toshiba Personal Computer TECRA M3 Maintenance Manual TOSHIBA CORPORATION File Number 960 507 ...
Page 10: ...x TECRA M3 Maintenance Manual 960 507 ...
Page 11: ...Chapter 1 Hardware Overview ...
Page 12: ...1 Hardware Overview 1 ii TECRA M3 Maintenance Manual 960 507 ...
Page 27: ...1 2 System Unit Block Diagram 1 Hardware Overview TECRA M3 Maintenance Manual 960 507 1 13 ...
Page 53: ...1 13 Batteries 1 Hardware Overview TECRA M3 Maintenance Manual 960 507 1 39 ...
Page 54: ...Chapter 2 Troubleshooting Procedures ...
Page 55: ...2 Troubleshooting Procedures 2 ii TECRA M3 Maintenance Manual 960 507 ...
Page 58: ...2 Troubleshooting Procedures TECRA M3 Maintenance Manual 960 507 2 v ...
Page 60: ...2 Troubleshooting Procedures TECRA M3 Maintenance Manual 960 507 2 vii ...
Page 119: ...Chapter 3 Tests and Diagnostics ...
Page 120: ...3 Tests and Diagnostics 3 ii TECRA M3 Maintenance Manual 960 507 3 ...
Page 124: ...3 Tests and Diagnostics 3 vi TECRA M3 Maintenance Manual 960 507 ...
Page 235: ...Chapter 4 Replacement Procedures ...
Page 236: ...4 Replacement Procedures 4 ii TECRA M3 Maintenance Manual 960 507 ...
Page 359: ...Appendices ...
Page 360: ...Appendices App ii TECRA M3 Maintenance Manual 960 507 ...
Page 363: ...Appendices TECRA M3 Maintenance Manual 960 507 App v Appendix I Reliability I 1 ...
Page 367: ...Appendices TECRA M3 Maintenance Manual 960 507 App ix ...
Page 373: ...Appendices Appendix A Handling the LCD Module A 6 TECRA M3 Maintenance Manual 960 507 ...
Page 403: ...Appendices Appendix C Pin Assignments C 22 TECRA M3 Maintenance Manual 960 507 217 GND 218 NC ...
Page 427: ...Appendices Appendix E Key Layout E 2 TECRA M3 Maintenance Manual 960 507 ...
Page 429: ...Appendices Appendix F Wiring diagrams F 2 TECRA M3 Maintenance Manual 960 507 ...
Page 431: ...Appendices Appendix G BIOS rewrite procedures G 2 TECRA M3 Maintenance Manual 960 507 ...
Page 433: ...Appendices Appendix H EC KBC rewrite procedures H 2 TECRA M3 Maintenance Manual 960 507 ...
Page 435: ...Appendices Appendix I Reliability I 2 TECRA M3 Maintenance Manual 960 507 ...