Toshiba Satellite Pro T110DD Maintenance Manual page 125

Test Program for Field.
Subtest 04 Bit Shift Pattern Test
This subtest reads the contents of cache memory and saves it into RAM. The
subtest then writes the bit shift data patterns (1 bit shifted every 4 bytes
the new data and compares the result with the original data. The original
cache memory content is then restored to the cache memory.
Subtest 05 Write Disturb Test (We can't support this time)
This subtest reads the contents of cache memory and saves it into RAM. The
subtest then writes the "write disturb data," reads the new data and compares
the result with the original data. The original cache memory content is then
restored to the cache memory.
Subtest 06 Checker Board Test
This subtest reads the contents of cache memory and saves it into RAM. The
subtest then writes the "checker board data," (data which is inverted
front/back and left/right) reads the new data and compares the result with the
original data. The original cache memory content is then restored to the cache
memory.
Subtest 07 Marching Test
This subtest reads the contents of cache memory and saves it into RAM. The
subtest then writes the "marching data,"
reads the new data and compares the result with the original data. The
00H)
original cache memory content is then restored to the cache memory.
Subtest 08 Working Data Test
This subtest reads the contents of cache memory and saves it into RAM. The
subtest then writes the "working data," reads the new data and compares the
result with the original data. The original cache memory content is then
restored to the cache memory.
Satellite T110D and Satellite Pro T110D Tests and Diagnostics Manual
(00H through 01H and 01H through
reads
),
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