Toshiba PTA71, PTA70, PSAA9 manual Subtest 08 Color Purity Test, Subtest 09 Direct Color Test

3 Diagnostic Programs 3.8 Video

Subtest 07 Register Test

This test item is to check whether the registers of the video adapter works normally.

Subtest 08 Color Purity Test

This test item is to check whether the system (the video adapter and the display) could display the purity color of red, green, blue, black and white.

In the test, user is required to respond according to the instruction in the screen.

Subtest 09 Direct Color Test

This test item is to check the video adapter’s composing ability of direct color in high and true color mode.

In the test, user is required to respond according to the instruction in the screen.

56 Satellite A100/A105 / TECRA A7 Maintenance Manual