Seagate ST3500830NS ユーザーズマニュアル
14
Barracuda ES Serial ATA Product Manual, Rev. D
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.
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.
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.
where n is the number of guaranteed sectors as defined above.
Model
Formatted
capacity*
Guaranteed
sectors
Bytes per sector
ST3750640NS
750 Gbytes
1,465,149,168
512
ST3750840NS
750 Gbytes
1,465,149,168
512
ST3500630NS
500 Gbytes
976,773,168
512
ST3500830NS
500 Gbytes
976,773,168
512
ST3400620NS
400 Gbytes
781,422,768
512
ST3400820NS
400 Gbytes
781,422,768
512
ST3320620NS
320 Gbytes
625,142,448
512
ST3320820NS
320 Gbytes
625,142,448
512
ST3250620NS
250 Gbytes
488,397,168
512
ST3250820NS
250 Gbytes
488,397,168
512
Cylinders
Read/write heads
Sectors per track
16,383
16
63