Seagate ST320LT031 ユーザーズマニュアル

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S
EAGATE 
L
APTOP 
U
LTRATHIN 
HDD SATA P
RODUCT 
M
ANUAL
, R
EV
. A
  5
 D
RIVE 
S
PECIFICATIONS 
2.1
F
ORMATTED 
C
APACITY 
F
ORMATTED 
C
APACITY
(1)
1.
One GB equals one billion bytes when referring to hard drive capacity. Accessible capacity may vary depending on operating environment and 
formatting.
G
UARANTEED 
S
ECTORS
 
B
YTES PER 
S
ECTOR
500 GB
976,773,168
512 (logical) / 4096 (physical)
320 GB
625,142,448
2.1.1
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.
Refer to 
 (words 60-61 and 100-103) for additional information about 48-bit addressing 
support of drives with capacities over 137 GB.
2.2
P
HYSICAL ORGANIZATION 
Drive model
Read/write heads
Number of discs
ST500LT032 and ST500LT033
2
1
ST320LT030 and ST320LT031
 
Vibration, operating
5–200 Hz: 2.0 Gs 
201–500 Hz: 1.0 Gs
Vibration, nonoperating
5–500 Hz: 5.0 Gs
Nonrecoverable read errors
1 per 10
14
 bits read
Warranty
http://www.seagate.com/support/warranty-and-replacements/
From this page, click on the “Verify Your Warranty” link. You will be asked to provide the 
drive serial number, model number (or part number) and country of purchase. The system 
will display the warranty information for your drive.
Load-unload cycles
600,000 at 25°C, 50% rel. humidity 
Supports Hotplug operation per the 
Serial ATA Revision 2.6 specification
Yes
1.
One GB equals one billion bytes when referring to hard drive capacity. Accessible capacity may vary depending on operating environment and 
formatting.
M
ODEL
500GB model
320GB model
D
RIVE 
S
PECIFICATION
ST500LT032 
ST500LT033
ST320LT030 
ST320LT031