Hitachi ULTRASTAR 15K450 HUS154530VLF400 - Manual (Page 194)

Hitachi Ultrastar 15K450 (FC-AL) Hard Disk Drive Specification
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1 1 1 0 The highest level error is reported at the end of transfer. Retries are attempted but ECC is not applied.
Recovered data are transferred with Check Condition status and Recovered Error sense key set at the end
of the transfer.
no err The transfer length is exhausted.
soft err The transfer stops on the first soft error detected. The recovered error block is returned to the
initiator. The information in the sense data shall contain the LBA of the block in error.
hard err Data transfer stops on the unrecoverable error. The unrecoverable error block is not returned to
the Initiator. The drive then creates the Check Condition status with the appropriate sense key.
1 1 1 1 The highest level error is reported at the end of transfer. Retries are attempted but ECC in not applied.
Recovered or corrected data (if any) or both are transferred with Check Condition status and Recovered
Error sense key set at the end of the transfer.
no err The transfer length is exhausted.
soft err The transfer stops on the first soft error detected. The information in the sense data shall contain
the LBA of the block in error.
hard err Data transfer stops on the unrecoverable error. The unrecoverable error block is returned to the
Initiator. The drive then creates the Check Condition status with the appropriate sense key.