Seagate ST3250412CS, ST3250312CS, ST3500414CS, ST3320413CS Video 3.5 HDD Product Manual, Rev. J

Drive specification	ST31000424CS	ST31000322CS
Operational Shock (max.)	70 Gs at 2ms (read)
	30 Gs at 2ms (write)
Non-Operational Shock (max.)	350 Gs at 2ms
Vibration, operating	5Hz to 22Hz: 0.25 Gs
	22Hz to 350Hz: 0.50 Gs
	350Hz to 500Hz: 0.25 Gs
Vibration, non-operating	5Hz to350Hz: 3.0 Gs
	350Hz to 500Hz: 3.0 Gs
Drive acoustics, sound power
Idle**	2.1 bels (typical)
	2.3 bels (max.)
CE Seek Profile	2.4 bels (typical)
	2.5 bels (max.)
Nonrecoverable read errors	1 per 1015 bits read
Annualized Failure Rate (AFR)	0.55%
Warranty	To determine the warranty for a specific drive, use a web browser to access the following web
	page: support.seagate.com/customer/warranty_validation.jsp
	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 dis-
	play the warranty information for your drive.
Contact start-stop cycles	50,000 at 25°C, 50% rel. humidity
Supports Hotplug operation per the	Yes
Serial ATA Revision 2.6 specification

*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.

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