Toshiba TECRA S1 - Manual (Page 118)

3 Diagnostic Programs 3.8 Video
44 TECRA S1Maintenance Manual
2. 800X600 Video Modes Test
3. 1024X768 Video Modes Test
4. 1280 x1024 Video Modes Test
5. 1400 X1050 Video Modes Test
6. 1600 X1200 Video Modes Test
Subtest 04 VESA Video Memory
This test item is to check whether VESA video memory could be correctly
accessed (write data & read data). Below is the test item’s parameter dialog
window:
Subtest 05 DDC Test
This test item is to check whether the video card and the video display support
DDC (Display Data Channel).