Seagate ST3120811AS ユーザーズマニュアル

Barracuda 7200.9 Serial ATA Product Manual, Rev. C

5

*One Gbyte equals one billion bytes when referring to hard drive capacity. Accessible capacity may vary depending on operating environment 

and formatting.

**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.

Vibration, nonoperating

5–22 Hz: 0.25 Gs, Limited displacement

 

22–350 Hz: 5.0 Gs

 

350–500 Hz:: 1.0 Gs

Drive acoustics, sound power (bels)

   Idle**

2.7 (typical)

 

2.8 (max)

   Seek

2.9 (typical)

 

3.1 (max)

Nonrecoverable read errors

1 per 10

14 

bits read

Annualized Failure Rate (AFR)

0.34%

Warranty

5 years on distribution units.
To determine the warranty for a specific drive, use a web browser to 
access the following web page:
www.seagate.com/support/service/
From this page, click on the “Verify Your Warranty” link. You will be 
asked to provide the drive serial number, model number (or part num-
ber) and country of purchase. The system will display the warranty infor-
mation for your drive.

Contact start-stop cycles

 

(25°C, 50% rel. humidity)

50,000

Supports Hotplug operation per SATA II

 

specification

Yes