Hitachi HDS721050CLA362 Specifications page 218

11.42.2.7
SMART Capability
This word of bit flags describes the SMART 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 SMART
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 SMART ENABLE/DISABLE ATTRIBUTE AUTOSAVE command.
2-15 Reserved (0)
11.42.2.8
Error Logging Capability
Bit Definition
7-1 Reserved (0)
0 Error Logging support bit
If bit = 1, the device supports the Error Logging
11.42.2.9
Self-test failure check point
This byte indicates the section of self-test where the device detected a failure.
11.42.2.10
Self-test completion time
These bytes are the minimum time in minutes to complete self-test.
11.42.2.11
Data Structure Checksum
The Data Structure Checksum is the 2's compliment of the result of a simple 8-bit addition of the first 511 bytes
in the data structure.
HITACHI Deskstar & CinemaStar 7K1000.B & Deskstar E7K1000 Hard Disk Drive specification
214