Deskstar 7K250 Hard Disk Drive Specification
193
2
Abort/restart off-line by host bit
0
The device will suspend off-line data collection activity after an interrupting command and resume
it after a vendor specific event
1
The device will abort off-line data collection activity upon receipt of a new command
3
Off-line Read Scanning implemented bit
0
The device does not support Off-line Read Scanning
1
The device supports Off-line Read Scanning
4
Self-test implemented bit
0
Self-test routing is not implemented
1
Self-test routine is implemented
5-7
Reserved (0)
12.42.2.7 S.M.A.R.T. Capability
This word of bit flags describes the S.M.A.R.T. capabilities of the device. The device will return 03h indicating that
the device will save its Attribute Values prior to going into a power saving mode and supports the S.M.A.R.T.
ENABLE/DISABLE ATTRIBUTE AUTOSAVE command.
Bit Definition
0
Pre-power mode attribute saving capability. If bit = 1, the device will save its Attribute Values prior to
going into a power saving mode (Standby or Sleep mode).
1
Attribute Autosave capability. If bit = 1, the device supports the S.M.A.R.T. ENABLE/ DISABLE
ATTRIBUTE AUTOSAVE command.
2-15
Reserved (0)
12.42.2.8 Error logging capability
Bit
Definition
7-1
Reserved (0)
0
The Error Logging support bit. If bit = 1, the device supports the Error Logging
12.42.2.9 Self-test failure check point
This byte indicates the section of self-test where the device detected a failure.
12.42.2.10 Self-test completion time
These bytes are the minimum time in minutes to complete the self-test.
12.42.2.11 Data Structure Checksum
The Data Structure Checksum is the 2's complement of the result of a simple 8-bit addition of the first 511 bytes in
the data structure.
12.42.3 Device Attribute Thresholds data structure
The following defines the 512 bytes that make up the Attribute Threshold information. This data structure is
accessed by the host in its entirety using the S.M.A.R.T. Read Attribute Thresholds. All multibyte fields shown in
these data structures are in byte ordering, that is, that the least significant byte occupies the lowest numbered byte
address location in the field.
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