Seagate ST9160827AS ユーザーズマニュアル

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Momentus 5400.4 SATA Product Manual, Rev. A
5
**During periods of drive idle, some offline activity may occur according to the S.M.A.R.T. specification, which may increase acoustic and 
power to operational levels.
***Typical notebooks will pull power to the drive when entering S3 and S4; while in the S3 and S4 states, drive sleep and drive standby 
modes will not contribute to battery power consumption.
2.2
Formatted capacity    
 *One Gbyte equals one billion bytes when referring to hard drive capacity. Accessible capacity may vary depending on operating environment 
and formatting.
2.2.1
LBA mode
When addressing these drives in LBA mode, all blocks (sectors) are consecutively numbered from 0 to n–1, 
where n is the number of guaranteed sectors as defined above.
See Section 4.3.1, "Identify Device command" (words 60-61 and 100-103) for additional information about 48-
bit addressing support of drives with capacities over 137 Gbytes.
2.3
Default logical geometry   
LBA mode
 
When addressing these drives in LBA mode, all blocks (sectors) are consecutively numbered from 0 to n–1, 
where n is the number of guaranteed sectors as defined above.
Model
Formatted capacity*
Guaranteed sectors 
Bytes per sector
ST9250827AS
250 Gbytes
488,397,168
512
ST9200827AS
200 Gbytes
390,721,968
512
ST9160827AS
160 Gbytes
312,581,808
512
ST9120817AS
120 Gbytes
234,441,648
512
Cylinders
Read/write heads
Sectors per track
16,383
16
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