IBM IC25N020ATDA04 Hard Drive Specifications - Page 146
Current Set Feature Option. Bit assignments, Initial Power Mode Selection. Bit assignments
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Word Content Description 129 000XH * Current Set Feature Option. Bit assignments 15-4(=0) Reserved 3(=X) 1=Auto reassign enabled 2(=X) 1=Reverting enabled 1(=X) 1=Read Look-ahead enabled 0(=X) 1=Write Cache enabled 130 XXXXH * Reserved 131 000XH * Initial Power Mode Selection. Bit assignments 15-2(=0) Reserved 1(=1) Always 0(=X) Initial Power Mode 1=Standby, 0=Idle 132-254 0000H * Reserved 255 XXA5H Integrity word 15-8(=XXh) Checksum 7-0(=A5h) Signature Figure 86. Identify device information (7 of 7) Note. The ' *' mark in the 'Content' field indicates the use of those parameters that are vendor specific. Travelstar 48GH, 30GN & 15GN hard disk drive specifications 132
Integrity word
15-8(=XXh)
Checksum
7-0(=A5h)
Signature
XXA5H
255
Reserved
*
0000H
132-254
Initial Power Mode Selection. Bit assignments
15-2(=0) Reserved
1(=1) Always
0(=X) Initial Power Mode
1=Standby, 0=Idle
*
000XH
131
Reserved
*
XXXXH
130
Current Set Feature Option. Bit assignments
15-4(=0) Reserved
3(=X) 1=Auto reassign enabled
2(=X) 1=Reverting enabled
1(=X) 1=Read Look-ahead enabled
0(=X) 1=Write Cache enabled
*
000XH
129
Description
Content
Word
Figure 86. Identify device information
(7 of 7)
Note. The ' *' mark in the 'Content' field indicates the use of those parameters that are vendor specific.
Travelstar 48GH, 30GN & 15GN hard disk drive specifications
132