Seagate ST3200827SCE manual Drive specifications for 500 and 400 Gbyte models, ST3500841SCE

Table 1:	Drive specifications for 500 and 400 Gbyte models
Drive specification		ST3500841SCE	ST3400833SCE
Altitude, nonoperating		–60.96 m to 12,192 m
(meters below mean sea level, max)		(–200 ft to 40,000+ ft)
Shock, operating (max at 2 msec)		63 Gs
Shock, nonoperating (max at 2 msec)		300 Gs
Vibration, operating		5-22 Hz: +/-0.25”, Displacement limited
		22-350 Hz: 0.5 Gs
		350-500 Hz: 0.25 Gs
Vibration, nonoperating		5-22 Hz: +/-0.25”, Displacement limited
		23-350 Hz: 5.0 Gs
		351-500 Hz: 1.0 Gs
Drive acoustics, sound power
Idle** (bels)		2.79 (typical)	2.59 (typical)
		2.96 (max)	2.75 (max)
Operational, CE seeks (bels)		2.82 (typical)	2.75 (typical)
		2.97 (max)	2.90 (max)
Operational, PVR seeks (bels)		2.71 (typical)	2.61 (typical)
		2.88 (max)	2.75 (max)
Nonrecoverable read errors		1 per 1014 bits read
Annualized Failure Rate (AFR)		0.70%
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 number) and country of purchase. The system will display
		the warranty information for your drive.
Contact start-stop cycles		50,000
(25°C, 50% relative humidity)
Supports hotplug operation per Serial ATA Revision 2.5 specification		Yes

*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..

DB35.2 Serial ATA Product Manual, Rev. C 5