2.1 Troubleshooting
2 Troubleshooting Procedures
PORTEGE A200 Maintenance Manual (960 -499)
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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. Touch pad
2. System Board
9. SD card slot
3. USB FDD
10. Modem
4. HDD
11. LAN
5. Optical Drive
12. Sound
6. Display
13. Wireless LAN
7. Keyboard
The Detailed replacement procedures are given in Chapter 4. Test Program operations are
described in Chapter 3.
The following tools are necessary for implementing the Diagnostics procedures:
For tools required for executing the Test Program, refer to the Chapter3. For tools required for
disassembling/assembling, refer to the Chapter 4.
1.
A set of tools for debugging port test (test cable, test board, RS-232C cross cable,
display, D port FD)
2.
A PC with a serial port (for displaying debug port test result)
3.
Toshiba MS-DOS system FD
4.
An external CRT display(for Display trouble shooting)
5.
A SD card(for SD card slot trouble shooting)
6.
An external microphone(for Sound trouble shooting)
7.
Headphone(for Sound trouble shooting)
Содержание Satellite A200 Series
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Страница 290: ...Appendices Appendix A Handling the LCD Module A 6 PORTEGE A200 Maintenance Manual 960 499 ...
Страница 322: ...Appendices Appendix C Pin Assignment C 26 PORTEGE A200 Maintenance Manual 960 499 ...
Страница 332: ...Appendices Appendix E Key Layout E 2 PORTEGE A200 Maintenance Manual 960 499 ...
Страница 334: ...Appendices Appendix F Wiring Diagrams F 2 PORTEGE A200 Maintenance Manual 960 499 ...
Страница 336: ...Appendices Appendix G BIOS Rewrite Procedures G 2 PORTEGE A200 Maintenance Manual 960 499 ...
Страница 338: ...Appendices Appendix H EC KBC Rewrite Procedures H 2 PORTEGE A200 Maintenance Manual 960 499 ...
Страница 340: ...Appendices Appendix I Reliability I 2 PORTEGE A200 Maintenance Manual 960 499 ...
Страница 342: ...Appendices Apx J Key FD J 2 PORTEGE A200 Maintenance Manual 960 499 ...