Tests and Diagnostics
3-170
[CONFIDENTIAL]
PORTEGE M780 Maintenance Manual (960-809)
3.35.6 Detail of Each Test Function
3.35.6.1 System Test
1) DMI data read
This subtest displays the information in the Flash-ROM in the following format
Model Name
:
XXXXXXXX
Version Number
:
XXXXXXXX
Serial Number
:
XXXXXXXX
Model Number
:
XXXXXXXX
PCN/BND
Number
:
XXXXXXXX
UUID Number
:
XXXXXXXXXXXXXXX
3.35.6.2 Memory test
1) Conventional memory test
This subtest writes a constant data to conventional memory (0 to 640 KB), then reads the
new data and compares the result with the original data.
With regard to the test memory content, save the data to the test memory before the test and
restore it after the test.
Details of Test:
1-1) This subtest performs a test data write/read/compare operation to the work memory
(640KB from 0000:0000 to 9000:FFFF) in the real mode. The test procedure is as follows:
Step 1: Byte Enable Test
Write double words of the data to the initial address of the data in 64KB units and the initial
a 4, then read the written data byte by byte and compare the result with the original
data.
.
Содержание Portege M780
Страница 11: ...1 Hardware Overview PORTEGE M780 Maintenance Manual 960 809 CONFIDENTIAL 1 1 Chapter 1 Hardware Overview ...
Страница 12: ...1 Hardware Overview 1 2 CONFIDENTIAL PORTEGE M780 Maintenance Manual 960 809 ...
Страница 44: ...Troubleshooting Procedures 2 2 CONFIDENTIAL PORTEGE M780 Maintenance Manual 960 809 2 ...
Страница 113: ...Tests and Diagnostics PORTEGE M780 Maintenance Manual 960 809 CONFIDENTIAL 3 1 Chapter 3 Tests and Diagnostics ...
Страница 114: ...Tests and Diagnostics 3 2 CONFIDENTIAL PORTEGE M780 Maintenance Manual 960 809 3 ...
Страница 206: ...Tests and Diagnostics 3 94 CONFIDENTIAL PORTEGE M780 Maintenance Manual 960 809 Advanced menu screen Exit menu screen ...
Страница 304: ... CONFIDENTIAL Chapter 4 Replacement Procedures ...
Страница 305: ...4 Replacement Procedures 4 ii CONFIDENTIAL PORTÉGÉ M780 Maintenance Manual 960 809 4 ...
Страница 415: ... CONFIDENTIAL Appendices ...
Страница 416: ...Appendices App ii CONFIDENTIAL PORTEGE M780 Maintenance Manual 960 809 ...
Страница 436: ...Appendices Appendix A Handling the LCD Module A 6 CONFIDENTIAL PORTEGE M780 Maintenance Manual 960 809 ...
Страница 478: ...Appendices Appendix F Wiring diagrams F 2 CONFIDENTIAL PORTEGE M780 Maintenance Manual 960 809 ...
Страница 480: ...Appendices Appendix G BIOS rewrite procedures G 2 CONFIDENTIAL PORTEGE M780 Maintenance Manual 960 809 ...
Страница 482: ...Appendices Appendix H EC KBC rewrite procedures H 2 CONFIDENTIAL PORTEGE M780 Maintenance Manual 960 809 ...
Страница 484: ...Appendices Appendix I Reliability I 2 CONFIDENTIAL PORTEGE M780 Maintenance Manual 960 809 ...