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BMS Status
03h-04h
05h
06h
07h
08h
09h - FFh
• Number of Scans Performed indicates the number of background scans that have been performed over the life of the-
drive.
• Medium Scan Progress is a percent complete indication of the medium scan. The returned value is a numerator that has
65,536 (1 00 00h) as its denominator.
The following table describes the Medium Scan Parameter structure.
Byte
7
0-1
2
DU=0
2-3
4-7
8
9
10
11
(MSB)
12-13
(MSB)
14-15
16-23
• Power On Minutes indicates the total power on minutes at the time the error was detected.
• Reassign Status is set as shown below. Reassignment during the background scan is not supported.
Reassign Status
0h
Background scan halted due to medium formatted without P-List
Background scan halted due to a vendor-specific cause
Background scan halted due to temperature out of range
Scan suspended until BMS Interval Timer expires
6
5
4
Parameter Code = 0001h - 0800h
DS=0
TSD=0
ETC=0
Page Length = 14h
Power On Minutes
Reassign Status
Additional Sense Code
Additional Sense Code Qualifier
Head
No reassignment needed
Hitachi Ultrastar 15K450 (FC-AL) Hard Disk Drive Specification
Description
Not supported
Reserved
Bit
3
2
TMC=0
Sense Key
(MSB)
Cylinder
Sector
LBA
Description
157
1
0
F&L = 11b
Cylinder
(LSB)
(LSB)
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