Technical information

HGST Ultrastar C15K600 Hard Disk Drive Specification
355
22.2.4
Sense Key (Bit 3 - 0 of byte 2)
The sense key provides generic categories in which error and exception conditions can be reported. Initiators would
typically use sense keys for high level error recovery procedures.
0h
No Sense
There is no sense key information to be reported for the logical unit.
1h
Recovered Error
The last command completed successfully with some recovery action performed by the drive. More
detailed information is available in the Additional Sense Code and Additional Sense Code Qualifier.
2h
Not Ready
The logical unit addressed cannot be addressed. More detailed information is available in the
Additional Sense Code and Additional Sense Code Qualifier.
3h
Medium Error
The command terminated with an unrecoverable error condition caused by a flaw in the media or an
error in the recorded data. More detailed information is contained in the Additional Sense Code and
Additional Sense Code Qualifier.
4h
Hardware Error
The drive detected an unrecoverable hardware error while performing a command or during a
diagnostic test. More detailed information is contained in the Additional Sense Code and Additional
Sense Code Qualifier.
5h
Illegal Request
There was an illegal parameter in the command descriptor block or additional parameter supplied as
data. If an invalid parameter is found in the CDB, then the command is terminated without altering
the medium. If an invalid parameter is found in parameters supplied as data, then the drive might
have altered the medium.
6h
Unit Attention
Indicates that the drive entered in the 'Unit Attention Condition'. (See Section 20.1.5 "Unit Attention
Condition")
7h
Data Protect
8h
Not used
9h
Vendor Specific
Ah
Not used
Bh Aborted command
The drive aborted the command.
Ch-Dh
Not Implemented
Eh
Miscompare
Fh Reserved