3.2.10 SSD Test 3 Diagnostic Programs
23 Satellite Pro L50-G / dynabookP*-C* Maintenance Manual
Figure -25 SSD Testing Process
1. ProceedAll Test Items
The item is to run all SSDtest items oneby one.
2. Copy Test
This test item is to check SSD’s Read/Write function through datacopying and
reading to SSD.
3. RandomReadWrite Test
This test item is to check SSD’s Read/Write function through randomdatawriting
and reading to SSD.
4. Sequential ReadWrite Test
The testitem is to check SSD’s Read/Write function through sequential data
0xA5 write andreading to SSD.
The test hasthree types sequential asbelow:
Positive: From first Sectorto the last Sector(0,1,2,……,N-1,N)
Negative: From the last Sectorto the first Sector(N,N-1,……,2,1,0)
Funnel: From the first andlast to middle Sector(0,N,1,N-1,2,N-2,……)
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