6.1 Diagnostics
(2)Online
The INIT can make the HDDs execute
The INIT specifies the execution of
When the UnitOfl bit on the CDB is set to 0, the HDDs execute the hardware function test only once. When UnitOfl bit is set to 1, the HDDs execute the hardware function test, seek (positioning) test, and data write/read test for the Internal test space only once.
a.Error recovery during
During the
PER | Operation of |
0The
1The
b.Reporting result of
When all specified
When an error is detected in the
When the CHECK CONDITION status is posted, sense data contains detailed information on the error detected by the initial
The HDD status after the CHECK CONDITION status is posted differs according to the type of the detected error.
a)When an error is detected in the seek or write/read test, the subsequent command can be accepted correctly. When the command other than the REQUEST SENSE is issued from the same INIT, the error information (sense data) is cleared.