Mode Page 4 (Rigid Disk Drive Geometry Parameters) - IBM Ultrastar 36LZX Specifications

8.8.6 Mode Page 4 (Rigid Disk Drive Geometry Parameters)

Byte
7 6
0 RSVD= 0
1 Page Length = 16h
(MSB)
2-4 Number of Cylinders
5 Number of heads
(MSB)
Starting Cylinder -
6-8
(MSB)
Starting Cylinder -
9-11
(MSB)
12-13 Drive Step Rate (Not used)
(MSB)
14-16 Landing Zone Cylinder (Not used)
17 RESERVED
18 Rotational Offset = 00 (Not used)
19 RESERVED
(MSB)
20-21 Medium Rotation Rate in RPM
22-23 RESERVED
Figure 86. Mode Page 4 (Rigid Disk Drive Geometry Parameters)
The rigid disk drive geometric page specifies various parameters for the drive.
RPL Zero. Indicates that the drive does not support spindle synchronization.
Bit
5 4 3
Page Code = 04h
Write Precompensation = 0
Reduced Write Current = 0
Ultrastar 36LZX hard disk drive specifications
2 1 0
(LSB)
(LSB)
(LSB)
(LSB)
(LSB)
RPL = 0
(LSB)
109