PORTEGE M300 Maintenance Manual (960-504)
iii
Preface
This maintenance manual describes how to perform hardware service maintenance for the Toshiba
Personal Computer PORTEGE M300.
The procedures described in this manual are intended to help service technicians isolate faulty Field
Replaceable Units (FRUs) and replace them in the field.
SAFETY PRECAUTIONS
Four types of messages are used in this manual to bring important information to your attention.
Each of these messages will be italicized and identified as shown below.
DANGER:
“Danger” indicates the existence of a hazard that could result in death or
serious bodily injury, if the safety instruction is not observed.
WARNING:
“Warning” indicates the existence of a hazard that could result in bodily
injury, if the safety instruction is not observed.
CAUTION:
“Caution” indicates the existence of a hazard that could result in property
damage, if the safety instruction is not observed.
NOTE:
“Note” contains general information that relates to your safe maintenance
service.
Improper repair of the computer may result in safety hazards. Toshiba requires service technicians
and authorized dealers or service providers to ensure the following safety precautions are adhered
to strictly.
?
Be sure to fasten screws securely with the right screwdriver. If a screw is not fully fastened,
it could come loose, creating a danger of a short circuit, which could cause overheating,
smoke or fire.
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If you replace the battery pack or RTC battery, be sure to use only the same model battery
or an equivalent battery recommended by Toshiba. Installation of the wrong battery can
cause the battery to explode.
Содержание Portege M300
Страница 1: ...Toshiba Personal Computer PORTEGE M300 Maintenance Manual TOSHIBA CORPORATION File Number 960 504 ...
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Страница 43: ...Chapter 2 Troubleshooting Procedures ...
Страница 44: ...2 Troubleshooting Procedures 2 ii PORTEGE M300 Maintenance Manual 960 504 ...
Страница 49: ...2 Troubleshooting Procedures PORTEGE M300 Maintenance Manual 960 504 2 vii ...
Страница 106: ...PORTEGE M300 Maintenance Manual 960 504 3 i Chapter 3 Tests and Diagnostics ...
Страница 107: ...3 ii PORTEGE M300 Maintenance Manual 960 504 ...
Страница 110: ...PORTEGE M300 Maintenance Manual 960 504 3 v 3 32 1 Function Description 3 94 3 32 2 Accessing the SETUP Program 3 96 ...
Страница 112: ...PORTEGE M300 Maintenance Manual 960 504 3 vii ...
Страница 118: ...3 2 Executing the Diagnostic Test 3 Tests and Diagnostics 3 6 PORTEGE M300 Maintenance Manual 960 504 ...
Страница 226: ...3 32 SETUP 3 Tests and Diagnostics 3 110 PORTEGE M300 Maintenance Manual 960 504 ...
Страница 227: ...Chapter 4 Replacement Procedures ...
Страница 228: ...4 Replacement Procedures 4 ii PORTEGE M300 Maintenance Manual 960 504 ...
Страница 232: ...4 Replacement Procedures 4 vi PORTEGE M300 Maintenance Manual 960 504 ...
Страница 313: ...Appendices ...
Страница 314: ...Appendices App ii PORTEGE M300 Maintenance Manual 960 504 ...
Страница 320: ...Appendices App viii PORTEGE M300 Maintenance Manual 960 504 ...
Страница 326: ...Appendix A Handling the LCD Module A 6 PORTEGE M300 Maintenance Manual 960 504 ...
Страница 332: ...B 3 HDD FPC View FNCHD Appendix B Board Layout B 6 PORTEGE M300 Maintenance Manual 960 504 ...
Страница 358: ...C 32 CN9610 HDD I F connector 44 PIN Appendix C Pin Assignment C 26 PORTEGE M300 Maintenance Manual 960 504 ...
Страница 368: ...Appendix E Key Layout E 2 PORTEGE M300 Maintenance Manual 960 504 ...
Страница 370: ...Appendix E Key Layout E 2 PORTEGE M300 Maintenance Manual 960 504 ...
Страница 374: ...Appendix G BIOS Rewrite Procedures G 2 PORTEGE M300 Maintenance Manual 960 504 ...
Страница 376: ...Appendix G BIOS Rewrite Procedures G 2 PORTEGE M300 Maintenance Manual 960 504 ...
Страница 378: ...Appendix H EC KBC Rewrite Procedures H 2 PORTEGE M300 Maintenance Manual 960 504 ...
Страница 380: ...Appendix I Reliability I 2 PORTEGE M300 Maintenance Manual 960 504 ...