Fujitsu MHT2040BH Computer Drive User Manual


 
Interface
5-62 C141-E203-01EN
Table 5.18 Data format of SMART Summary Error Log (2/2)
Byte Item
5C to 1C3
Error log data structure 2
to
Error log data structure 5
1C4, 1C5 Total number of drive errors
1C6 to 1FE Reserved
1FF Check sum
Command data structure
Indicates the command received when an error occurs.
Error data structure
Indicates the status register when an error occurs.
Total number of drive errors
Indicates total number of errors registered in the error log.
Checksum
Two's complement of the lower byte, obtained by adding 511-byte data one byte at a
time from the beginning.
Status
Bits 0 to 3: Indicates the drive status when received error commands according to
the following table.
Bits 4 to 7: Vendor unique
Status Meaning
0 Unclear status
1 Sleep status
2 Standby status
3 Active status (BSY bit = 0)
4 Off-line data collection being executed
5 to F Reserved