Toshiba TECRA S1 - page 120

3 Diagnostic Programs 3.8 Video
46 TECRA S1Maintenance Manual
Subtest 11 DAC/Palette Address
This test item is to check the function of DAC registers and Palette registers.
In the test, user is required to respond based on the instruction in the screen.
Subtest 12 BitBlt Engine Test
This test item is to check whether the BitBlt engine works normally.
BitBlt is the abbreviation of ‘Bit Block Translate’, that means the copy of data
block for 3 types, from video memory to video memory, from video memory to
system memory, and from system memory to video memory.