IBM IC35L020 Hard Drive Specifications - Page 184

S.M.A.R.T. error log sector

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15.32.13.4 Attribute Threshold These values are preset at the factory and are not intended to be changeable. 15.32.13.5 Data Structure Checksum The Data Structure Checksum is the two's compliment of the result of a simple 8-bit addition of the first 511 bytes in the data structure. 15.32.14 S.M.A.R.T. error log sector The following figure defines the 512 bytes that make up the S.M.A.R.T. error log sector. All multibyte fields shown in these data structures are in byte ordering. Description S.M.A.R.T. error log version Error log pointer 1st error log data structure 2nd error log data structure 3rd error log data structure 4th error log data structure 5th error log data structure Device error count Reserved Data structure checksum Byte 1 1 90 90 90 90 90 2 57 1 512 Offset 00h 01h 02h 5Ch B6h 110h 16Ah 1C4h 1C6h 1FFh Figure 127. SMART error log sector 15.32.14.1 S.M.A.R.T. error log version This value is set to 01h. 15.32.14.2 Error log pointer This points to the most recent error log data structure. Only values 1 through 5 are valid. 15.32.14.3 Device error count This field contains the total number of errors. The value will not roll over. Deskstar 60 GXP Hard disk drive specification 170

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15.32.13.4
Attribute Threshold
These values are preset at the factory and are not intended to be changeable.
15.32.13.5
Data Structure Checksum
The Data Structure Checksum is the two's compliment of the result of a simple 8-bit addition of the first
511 bytes in the data structure.
15.32.14 S.M.A.R.T. error log sector
The following figure defines the 512 bytes that make up the S.M.A.R.T. error log sector. All multibyte
fields shown in these data structures are in byte ordering.
512
1FFh
1
Data structure checksum
1C6h
57
Reserved
1C4h
2
Device error count
16Ah
90
5th error log data structure
110h
90
4th error log data structure
B6h
90
3rd error log data structure
5Ch
90
2nd error log data structure
02h
90
1st error log data structure
01h
1
Error log pointer
00h
1
S.M.A.R.T. error log version
Offset
Byte
Description
Figure 127. SMART error log sector
15.32.14.1
S.M.A.R.T. error log version
This value is set to 01h.
15.32.14.2
Error log pointer
This points to the most recent error log data structure. Only values 1 through 5 are valid.
15.32.14.3
Device error count
This field contains the total number of errors. The value will not roll over.
Deskstar
60 GXP Hard disk drive specification
170