3.7 Display Test
3 Tests and Diagnostics
3.7 Display
Test
To execute the Display Test, select
4
from the DIAGNOSTIC TEST MENU, press
Enter
and follow the directions on the screen. The Display test contains seven subtests that test the
display in various modes. Move the highlight bar to the subtest you want to execute and
press
Enter
.
Subtest 01
VRAM read/write for VGA
This subtest writes constant data AAh and 55h and address data to video
RAM 8MB. This data is then read from the video RAM 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 several horizontal bands of multiple color, followed by
red, green and blue bars. Each bar displays black on the top and the brightest
color at the bottom.
Next, this subtest displays full screen of eight colors: red, semi-red, green,
semi-green, blue, semi-blue, white, and semi-white.
Each color displays for three seconds.
TECRA M2V Maintenance Manual (960-476)
3-17
Summary of Contents for Tecra M2V
Page 10: ...x TECRA M2V Maintenance Manual 960 476 ...
Page 11: ...Chapter 1 Hardware Overview ...
Page 12: ...1 Hardware Overview 1 ii TECRA M2V Maintenance Manual 960 476 ...
Page 50: ...1 Hardware Overview 1 13 Batteries 1 36 TECRA M2V Maintenance Manual 960 476 ...
Page 51: ...Chapter 2 Troubleshooting Procedures ...
Page 52: ...2 Troubleshooting Procedures 2 ii TECRA M2V Maintenance Manual 960 476 ...
Page 56: ...2 Troubleshooting Procedures 2 vi TECRA M2V Maintenance Manual 960 476 ...
Page 111: ...Chapter 3 Tests and Diagnostics ...
Page 112: ...3 Tests and Diagnostics 3 ii TECRA M2V Maintenance Manual 960 476 ...
Page 195: ...Chapter 4 Replacement Procedures ...
Page 196: ...4 Replacement Procedures 4 ii TECRA M2V Maintenance Manual 960 476 ...
Page 200: ...4 Replacement Procedures 4 vi TECRA M2V Maintenance Manual 960 476 ...
Page 274: ...4 Replacement Procedures 4 23 LCD unit FL inverter 4 74 TECRA M2V Maintenance Manual 960 476 ...
Page 296: ...4 Replacement Procedure 4 26 Fluorescent Lamp 4 96 TECRA M2V Maintenance Manual 960 476 ...
Page 297: ...Appendices ...
Page 298: ...Appendices App ii TECRA M2V Maintenance Manual 960 476 ...
Page 304: ...Appendices App viii TECRA M2V Maintenance Manual 960 476 ...
Page 310: ...Appendices Appendix A Handling the LCD Module A 6 TECRA M2 Maintenance Manual 960 468 ...
Page 356: ...Appendices Appendix E Key Layout E 2 TECRA M2V Maintenance Manual 960 476 ...
Page 360: ...Appendices Appendix G BIOS rewrite procedures G 2 TECRA M2V Maintenance Manual 960 476 ...
Page 362: ...Appendices Appendix H EC KBC rewrite procedures H 2 TECRA M2V Maintenance Manual 960 476 ...
Page 364: ...Appendices Appendix I Reliability I 2 TECRA M2V Maintenance Manual 960 476 ...