
2.1 Troubleshooting
2 Troubleshooting Procedures
QOSMIO G50 Maintenance Manual (960-683)
[CONFIDENTIAL]
2-1
2
2.1 Troubleshooting
Chapter 2 describes how to determine which Field Replaceable Unit (FRU) in the computer is
causing the computer to malfunction. (The “FRU” means the replaceable unit in the field.)
The FRUs covered are:
1. Power supply
8. Optical Disk Drive
15. FM tuner
2. System Board
9. Modem
16. Bridge Media slot
3. USB FDD
10. LAN
17. PCI ExpressCard slot
4. 2.5” HDD
11. Wireless LAN
18. Fingerprint Sensor
5. Keyboard
12. Bluetooth
19. Web camerta
6. Touch pad
13. Sound
20. Intel Turbo Memory
7. Display
14. PCI-E-Mini card slot3
The Test Program operations are described in Chapter 3. Detailed replacement procedures are
described in Chapter 4.
NOTE: Before replacing the system board, it is necessary to execute the subtest 03 DMI
Information save of the 3.4 Setting of the hardware configuration in Chapter 3.
After replacing the system board, it is necessary to execute the subtest 04 DMI
Information recovery and subtest 08 System configuration display of the 3.4
Setting of the hardware configuration in Chapter 3. Also update with the latest
EC/KBC as described in Appendix H “EC/KBC Rewrite Procedures”.
After replacing the LCD, update with the latest EC/KBC as described in Appendix
H “EC/KBC Rewrite Procedures” to set the SVP parameter.
The implement for the Diagnostics procedures is referred to Chapter 3. Also, following
implements are necessary:
1.
Phillips screwdrivers (For replacement procedures)
2.
Implements for debugging port check
•
•
•
•
Toshiba MS-DOS system FD
RS-232C cross cable
Test board with debug port test cable
PC for displaying debug port test result
Содержание Qosmio G50 Series
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Страница 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
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Страница 44: ...1 Hardware Overview 1 9 AC Adapter 1 30 CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Страница 45: ... CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
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Страница 121: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
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Страница 208: ...3 Tests and Diagnostics 3 31 SETUP 3 82 CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
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Страница 223: ... CONFIDENTIAL Chapter 4 Replacement Procedures ...
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Страница 350: ...4 Replacement Procedures 4 38 Fluorescent lamp 4 120 CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Страница 351: ... CONFIDENTIAL Appendices ...
Страница 352: ...Appendices App ii CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Страница 366: ...Appendices Appendix A Handling the LCD Module A 6 CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Страница 438: ...Appendices Appendix E Key Layout E 2 CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Страница 440: ...Appendices Appendix F Wiring diagrams F 2 CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Страница 442: ...Appendices Appendix G BIOS rewrite procedures G 2 CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Страница 444: ...Appendices Appendix H EC KBC rewrite procedures H 2 CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Страница 446: ...Appendices Appendix I Reliability I 2 CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...