Deskstar 7K500 and Deskstar E7K500 Hard Disk Drive Specification
134
Table 95: Identify device information (Part 7 of 7)
An asterisk (*) in next to the Content field indicates the use of those parameters that are vendor specific
Word Content Description
129 xxxxH * Current Set Feature Option. Bit assignments
15-4 Reserve
3 Auto reassign 1= Enabled
2 Reverting 1= Enabled
1 Read Look-ahead 1= Enabled
0 Write Cache 1= Enabled
130-
159
xxxxH * Reserved
160-
254
0000H * Reserved
255 xxA5H 15- 8 Checksum. This value is the two’s complement of the
sum of all bytes in byte 0 through 510
7- 0 Signature
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