3 Tests and Diagnostics
Satellite U500/PORTEGE M900D/Dynabook Maintenance Manual [CONFIDENTIAL] 3-21
This chapter shows how to use the Diagnostics to test the LCD RGB/WB functions.
3.7.1. Diagnostic name: VIDEO.EXE
Diagnostic Version: 2.25.06 or later version.
3.7.2. Principle and how to use:
a. The VIDEO diagnostic tests following functions.
LCD test for R,G,B and BW.
Command line:
video -p -rc /RGB 111
video -p -gc /RGB 111
video -p -bc /RGB 111
-p: To set a pixel mode to display on the screen.
-rc | -gc | -bc: To set the color display on the screen.
VIDEO /F 117 A514
VIDEO /F 117 0000
VIDEO /F 117 05FE
To set the display mode White, Black and Blue shows on the screen.
b. Please refer to the illustration above to see the VIDEO test information.
c. Type “VIDEO.exe /?” in the Free Dos prompt and you can see more details in the
command line to help you check related information
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