Technical information

HGST Ultrastar C15K600 Hard Disk Drive Specification
225
18.24.2
Defect List Descriptor
Table 199 Defect List Descriptor
Byte
Bit
7
6
5
4
3
2
1
0
Defect List Descriptor
0-7
Defect Descriptor 0
.
8n - (8n+7)
Defect Descriptor n
(See Defect List Descriptor for Read Defect Data (37) in Section 18.24.2 "Defect List Descriptor".)
18.24.3
Bytes from Index Format (100b)
Table 200 Defect Descriptors of Bytes from Index Format
Byte
Defect Descriptors
0-2
(MSB)
Cylinder Number of Defect
(LSB)
3
Head Number of Defect
4-7
(MSB)
Defect Bytes from Index
(LSB)
Defect Bytes from Index is derived using the following equation:
Bytes from Index = (Physical Sector Number) + N
where N = Bytes per sector.
18.24.4
Physical Sector Format (101b)
Table 201 Defect Descriptors of Physical Sector Format
Byte
Defect Descriptors
0-2
(MSB)
Cylinder Number of Defect
(LSB)
3
Head Number of Defect
4-7
(MSB)
Defective Sector Number
(LSB)