Interface
Current attribute value
•
The current attribute value is the normalized raw attribute data. The value
varies between 01h and 64h. The closer the value gets to 01h, the higher the
possibility of a failure. The device compares the attribute values with
thresholds. When the attribute values are larger than the thresholds, the
device is operating normally.
Attribute value for the worst case so far
•
This is the worst attribute value among the attribute values collected to date.
This value indicates the state nearest to a failure so far.
Raw attribute value
•
Raw attributes data is retained.
Off-line data collection status
•
Bits 0 to 6: Indicates the situation of off-line data collection according to the
Bit 7:
Status Byte
Self test execution status
•
Bits 0 to 3: Indicates the rest of self-test in 0 to 9 (corresponding 0 to 90%).
Bits 4 to 7: Indicates the self-test execution status at the following table.
5-70
table below.
If this bit is 1, it indicates that the automatic off-line data
collection function is enabled.
0
Off-line data collection is not started.
2
Off-line data collection has been completed normally.
4
Off-line data collection has been suspended by a command
interrupt.
5
Off-line data collection has been aborted by a command
interrupt.
6
Off-line data collection has been aborted by a fatal error.
Meaning
C141-E104-03EN