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3.8 Video
3 Diagnostic Programs
Satellite M40/M45 TECRA A4 Dynabook Vx/4 Maintenance
Manual
47
4.
Text Color
This test item is to check whether all 16 colors foreground and all 8 colors
background works normally in VGA text mode.
The bit4-6 of the attribute byte of a character defines 8 background colors (black,
blue, green, cyan, red, brown, magenta, and light gray), and the bit0-3 defines 16
foreground colors (dark gray, light blue, light green, light cyan, light red, light
magenta, yellow, and white besides the above 8 colors).
In the test, user is required to respond according to the instruction in the screen.
5.
80 * 25 Text Mode
This test item is to check whether 80*25 Text Mode works normally.
Summary of Contents for SATELLITE M40 Series
Page 2: ...ii S No ...
Page 12: ...Chapter 1 Hardware Overview ...
Page 13: ...1 Hardware Overview ii Satellite M40 M45 TECRA A4 dynabook Vx 4 Maintenance Manual ...
Page 71: ...Chapter 3 Diagnostic Programs ...
Page 74: ......
Page 142: ...Chapter 4 Replacement Procedures 4 1 ...
Page 143: ...4 Replacement Procedures 4 ii Satellite M40 M45 TECRA A4 dynabook Vx 4 Maintenance Manual ...
Page 213: ...6000 1 Appendices ...
Page 214: ...Appendices App ii Satellite M40 M45 TECRA A4 dynabook VX 4 Maintenance Manual ...
Page 217: ...Appendices Satellite M40 M45 TECRA A4 dynabooK VX 4 Maintenance Manual App v ...