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Off-Line Data Collection Capability
Bit
Definition
0
Execute Off-line Immediate implemented bit
0
SMART Execute Off-line Immediate subcommand is not implemented
1
SMART Execute Off-line Immediate subcommand is implemented
1
Enable/disable Automatic Off-line implemented bit
0
SMART Enable/disable Automatic Off-line subcommand is not implemented
1
SMART Enable/disable Automatic Off-line subcommand is implemented
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 some 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 routine is not implemented
1
Self-test routine is implemented
5-7
Reserved (0)
6
Selective self-test implemented bit
0
Selective self-test routine is not implemented
1
Selective self-test routine is implemented
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)
Error Logging Capability
Bit
Definition
7-1
Reserved (0)
0
Error Logging support bit
If bit = 1, the device supports the Error Logging
Self-Test Failure Check Point
This byte indicates the section of self-test where the device detected a failure.
288
Western Digital Ultrastar DC HC310 SATA Product Manual