Toshiba Satellite C850D Maintenance Manual page 119

3.6 Memory Test
2. Random Increment Read/Write
This test item is to check whether the memory could be correctly accessed
with randomized memory address and a series of incremental data.
Subtest 10 Data Bus Test
This test item is to check whether the data bus works normally.
Subtest 11 Bus Noise Test
This test item is to check whether the bus noise works normally.
Subtest 12 Memory Speed Test
This test item is to check the data-transferring rate for the cache memory and the
system memory.
Satellite/ Satellite Pro /C850D/C855D/L850D/L855D/L850D/C850D
3 Diagnostic Programs
41
Maintenance Manual Maintenance Manual
Maintenance Manual Maintenance Manual