7.2 Sense Data Analysis
C141-E230 7-3
7.2 Sense Data Analysis
7.2.1 Error information indicated with sense data
Subsection 7.2.2 onwards explain troubleshooting using sense data. For details of the following
sense data, refer to Chapter 5 “Sense Data Error Recovery Methods” of the Interface Specifications.
Table 7.1 lists the definition of sense data. For details of sense data, refer to the Interface
Specifications.
Table 7.1 Definition of sense data
Sense data
Sense
key
Additional
sense code
Additional
sense code
qualifier
Definition
3 0C 03 A write to a disk terminated abnormally.
4 32 01 Failed to update the defect list (due to unrecoverable error during
write, verify error after write.).
40 xx An error occurred in power-on self-diagnosis.
C4 xx A drive error occurred.
1
3
1x
1x
xx
xx
A disk read error occurred.
A disk read error occurred.
E 1D 00 Data discrepancy found by VERIFY command byte check.
5 2x xx A SCSI error, such as an invalid operation code, occurred.
4 or B 44 xx A hardware error occurred inside HDDs.
B 47 xx An interface error occurred.
4B xx An interface error occurred.
4E 00 An overlap command was issued.