Toshiba Satellite P300 Maintenance Manual page 129

Subtest 10 Color Graphics Display
This subtest displays three colors, cyan, white and yellow on the screen as
shown below.
640 * 480 GRAPHICS DISPLAY
To exit this subtest and return to the Display Test menu:
Press Enter if NO was selected for Test Loop on the Test Parameter Menu.
Press Ctrl + break if YES was selected for Test Loop on the Test Parameter
Menu.
30
CYAN
Satellite P300 and Satellite Pro P300 Tests and Diagnostics Manual
Test Program for Field.
WHITE YELLOW