Details Of Each Test Function - Toshiba PORTEGE M780 Maintenance Manual

3.34.7 Details of Each Test Function

3.34.7.1 HDD Physical Test
1) Test content
This test handles the HDDs to the PC as physical unit and conducts read test to the target
HDD to check whether it works or not.
Up to first four HDDs connected to the PC can be the target of the test.
■ Simple Mode
● The amount of 10GB does the reading test of all the sectors by sequential lead in the first
half of an HDD test.
● The second half portion of an HDD test divides the remaining domains into 5000, and
leads every 64KB of each point.
● When a test carries out a loop, the test which is 10GB of the first half does not perform.
10GB of this test is already completed.
● A test When carrying out a loop, A test start point is offset so that the place which tested
by then may not be overlapped.
An offset position is computed in the following formula.
A head address is changed whenever a test carries out a loop. A different domain by that
cause can be tested.
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