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2 Troubleshooting Procedures
TECRA M1 Maintenance Manual (960-436)
2-iii
Chapter 2
Contents
2.1
Troubleshooting ........................................................................................................... 2-1
2.2
Troubleshooting Flowchart........................................................................................... 2-2
2.3
Power Supply Troubleshooting..................................................................................... 2-6
Procedure 1
Icons in the LCD Check................................................................ 2-6
Procedure 2
Error Code Check ........................................................................ 2-7
Procedure 3
Connection Check....................................................................... 2-13
Procedure 4
Charge Check ............................................................................. 2-14
Procedure 5
Replacement Check .................................................................... 2-15
2.4
System Board Troubleshooting................................................................................... 2-16
Procedure 1
Message Check .......................................................................... 2-17
Procedure 2
Printer Port LED Check on Boot Mode....................................... 2-19
Procedure 3
Diagnostic Test Program Execution Check................................... 2-28
Procedur e 4
Replacement Check .................................................................... 2-29
2.5
FDD Troubleshooting ................................................................................................ 2-30
Procedure 1
FDD Head Cleaning Check......................................................... 2-30
Procedure 2
Diagnostic Test Program Execution Check................................... 2-31
Procedure 3
Connector Check and Replacement Check.................................. 2-32
2.6
HDD Troubleshooting................................................................................................ 2-33
Procedure 1
Message Check .......................................................................... 2-33
Procedure 2
Partition Check ........................................................................... 2-34
Procedure 3
Format Check ............................................................................. 2-35
Procedure 4
Diagnostic Test Program Execution Check................................... 2-36
Procedure 5
Connector Check and Replacement Check.................................. 2-37
2.7
Keyboard and Touch pad Troubleshooting................................................................. 2-38
Procedure 1
Diagnostic Test Program Execution Check................................... 2-38
Procedure 2
Connector and Replacement Check ............................................. 2-39
2.8
Display Troubleshooting............................................................................................. 2-41
Procedure 1
Diagnostic Test Program Execution Check................................... 2-41
Summary of Contents for Tecra M1
Page 1: ...Toshiba Personal Computer TECRA M1 Maintenance Manual TOSHIBA CORPORATION File Number 960 436 ...
Page 6: ...vi TECRA M1 Maintenance Manual 960 436 ...
Page 10: ...x TECRA M1 Maintenance Manual 960 436 3 29 SETUP 3 78 ...
Page 13: ...TECRA M1 Maintenance Manual 960 436 xiii ...
Page 14: ...Chapter 1 Hardware Overview ...
Page 15: ...1 Hardware Overview 1 ii TECRA M1 Maintenance Manual 960 436 ...
Page 32: ...1 2 System Unit Block Diagram 1 Hardware Overview TECRA M1 Maintenance Manual 960 436 1 15 ...
Page 54: ...Chapter 2 Troubleshooting Procedures ...
Page 55: ...2 Troubleshooting Procedures 2 ii TECRA M1 Maintenance Manual 960 436 ...
Page 58: ...2 Troubleshooting Procedures TECRA M1 Maintenance Manual 960 436 2 v ...
Page 60: ...2 Troubleshooting Procedures TECRA M1 Maintenance Manual 960 436 2 vii ...
Page 123: ...Chapter 3 Tests and Diagnostics ...
Page 124: ...3 Tests and Diagnostics 3 ii TECRA M1 Maintenance Manual 960 436 ...
Page 224: ...3 Tests and Diagnostics 3 29 SETUP 3 96 TECRA M1 Maintenance Manual 960 436 ...
Page 225: ...Chapter 4 Replacement Procedures ...
Page 226: ...4 Replacement Procedures 4 ii TECRA M1 Maintenance Manual 960 436 ...
Page 309: ......
Page 327: ...4 Replacement Procedure 4 25 Fluorescent Lamp 4 90 TECRA M1 Maintenance Manual 960 436 ...
Page 330: ...4 25 Fluorescent Lamp 4 Replacement Procedure TECRA M1 Maintenance Manual 960 436 4 93 ...
Page 349: ...Appendices ...
Page 350: ...Appendices App ii ...
Page 362: ...Appendices Appendix A Handling the LCD Module A 6 TECRA M1 Maintenance Manual 960 436 ...
Page 368: ...Appendices Appendix B Board Layout B 6 TECRA M1 Maintenance Manual 960 436 F VR3000 Volume ...
Page 395: ...Appendices Apx C Pin Assignments C 24 TECRA M1 Maintenance Manual 960 436 123 NC 124 B3V ...
Page 401: ...Appendices Apx C Pin Assignments C 30 TECRA M1 Maintenance Manual 960 436 41 FL P5V ...
Page 408: ...Appendix C Pin Assignments Appendices TECRA M1 Maintenance Manual 960 436 C 37 ...
Page 418: ...Appendices Appendix E Key Layout E 2 TECRA M1 Maintenance Manual 960 436 ...
Page 422: ...Appendices Appendix G BIOS Rewrite Procedures G 2 TECRA M1 Maintenance Manual 960 436 ...
Page 424: ...Appendices Appendix H EC KBC Rewrite Procedures H 2 TECRA M1 Maintenance Manual 960 436 ...
Page 426: ...Appendices Appendix I Reliability I 2 TECRA M1 Maintenance Manual 960 436 ...