Hitachi travelstar hds723020bla642 Manual De Usuario

7K200 SATA OEM Specification 

108/173 

 

Description 

Offset 

SMART error log version 

1

00h

Reserved 1

01h

Error log index (7:0) 

1

02h

Error log index (15:8) 

1

03h

1

st

 error log data structure 

124

04h

2

nd

 error log data structure 

124

80h

3

rd

 error log data structure 

124

FCh

4

th

 error log data structure 

124

178h

Device error count 

2

1F4h

Reserved 9

1F6h

Data structure checksum 

1

1FFh

 512

 

 

Table 74 Extended comprehensive SMART error Log 

14.16.2.1 

Error Log version 

The value of this version shall be 01h. 

14.16.2.2 

Error log index 

This indicates the error log data structure representing the most recent error. If there have been no 

error log entries, it is cleared to 0. Valid values for the error log index are 0 to 4. 

14.16.2.3 

Extended Error log data structure 

An error log data structure shall be presented for each of the last four errors reported by the device. 

These error log data structure entries are viewed as a circular buffer. The fifth error shall create an 

error log structure that replaces the first error log data structure. The next error after that shall 
create an error log data structure that replaces the second error log structure, etc.   
Unused error log data structures shall be filled with zeros. 
Data format of each error log structure is shown below. 

Description 

Bytes  Offset 

1

st

 command data structure 

18 

00h

2

nd

 command data structure 

18 

12h

3

rd

 command data structure 

18 

24h

4

th

 command data structure 

18 

36h

5

th

 command data structure 

18 

48h

Error data structure 

34 

5Ah

 124 

 

Table 75 Extended Error log data structure