3.9 Display Test
3 Tests and Diagnostics
3-20
PORTEGE M300 Maintenance Manual (960-504)
3.9 Display Test
To execute the Display Test, select
4
from the DIAGNOSTIC TEST MENU, press
Enter
and
follow the directions on the screen. Move the highlight bar to the subtest you want to execute and
press
Enter
.
Subtest 01
VRAM read/write for VGA
This subtest writes the constant data (AAh and 55h) to the video RAM. The data is
read and compared to the original data.
Subtest 02
Gradation for VGA
This subtest displays four colors: red, green, blue and white from left to right across
the screen from black to maximum brightness. The display below appears on the
screen, when this subtest is executed.
To exit this subtest and return to the DISPLAY TEST menu, press
Enter
.
Subtest 03
Gradation for LCD
This subtest displays bands of gradations for mixed colors, then for red, green, and
blue. Next, it displays eight solid colors full screen: red, semi-red, green, semi-
green, blue, semi-blue, white, and semi-white. Each color displays for three
seconds.
Содержание Portege M300
Страница 1: ...Toshiba Personal Computer PORTEGE M300 Maintenance Manual TOSHIBA CORPORATION File Number 960 504 ...
Страница 10: ...x PORTEGE M300 Maintenance Manual 960 504 ...
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 ...