Appendix G BIOS rewrite procedures
Appendices
Appendix G
Appendix G BIOS rewrite procedures
This Appendix explains how to rewrite the system BIOS program when you update the
system BIOS.
Tools
To rewrite the BIOS, you need the following tool:
BIOS/EC/KBC rewriting disk for the computer that has renewed BIOS data.
Rewriting the BIOS
1.
Set the system to boot mode.
2.
Turn off the power to the computer.
3.
Remove the external cable and PC card.
4.
Connect an USB FDD and insert the BIOS/EC/KBC rewriting disk into the USB
FDD.
5.
Turn on the power while holding down the tilde character key until a beep sounds.
For example
(US Keyboard)
(UK Keyboard)
(There is the key at the left side of the
1
key in the UK key board.)
6.
The BIOS rewriting starts
7.
When the process is completed, it beeps and the system automatically reboots.
NOTE
:
1. Connect the AC adapter to the computer when you rewrite the BIOS.
2. Do not turn off the power while you are rewriting the BIOS. If the rewrite
fails, it might be impossible to start up the computer.
3 If you fail to rewrite BIOS, then when you next turn on the power, a message
may be displayed that the contents of the BIOS have been erased. In this
case, insert the BIOS rewriting disk and the BIOS will be rewritten.
PORTEGE R400 Maintenance Manual (960-623)
[CONFIDENTIAL]
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Содержание Portege R400 Series
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Страница 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
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Страница 35: ... CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
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Страница 107: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
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Страница 112: ...3 Tests and Diagnostics 3 vi CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Страница 214: ... CONFIDENTIAL Chapter 4 Replacement Procedures ...
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Страница 289: ...4 Replacement Procedures 4 26 Digitizer NO 4 70 CONFIDENTIAL PORTÉGÉ R400 Maintenance Manual 960 623 ...
Страница 294: ... CONFIDENTIAL Appendices ...
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Страница 303: ...Appendices App x CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Страница 309: ...Appendices Appendix A Handling the LCD Module A 6 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Страница 321: ...Appendices Appendix B Board Layout B 12 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Страница 359: ...Appendices Appendix E Key Layout E 2 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Страница 363: ...Appendices Appendix F Wiring diagrams F 4 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Страница 365: ...Appendices Appendix G BIOS rewrite procedures G 2 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Страница 367: ...Appendices Appendix H EC KBC rewrite procedures H 2 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Страница 369: ...Appendices Appendix I Reliability 2 CONFIDENTIAL PORTEGE R4000 Maintenance Manual 960 623 ...