Seagate Enterprise Value manual Formatted capacity

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Table 1 Drive specifications summary for 3TB, 2TB and 1TB models (Continued)

Drive Specification*	ST4000NC001
	ST4000NC000
Altitude, non-operating	–304.80 m to 12,192 m
(below mean sea level, max)	(–1000 ft to 40,000+ ft)
Operational Shock (max @ 2 ms)	Read 70 Gs / Write 40 Gs
Non-Operational Shock (max @ 2 ms))	300 Gs
	5–22 Hz:___0.25 Gs,
Vibration, operating	Limited displacement
	22–350 Hz: 0.50 Gs
	350–500 Hz: 0.25 Gs
	5Hz to 22Hz: 3.0 Gs
Vibration, non-operating	22Hz to 350Hz: 3.0 Gs
	350Hz to 500Hz: 3.0 Gs
Drive acoustics, sound power (bels)
Idle**	2.3_(typical)
	2.5___(max)
Performance seek	2.8_(typical)
	3.0___(max)
Non-recoverable read errors	1 per 1014 bits read
Annualized Failure Rate (AFR)	1.095% based on 8760 POH
	To determine the warranty for a specific drive, use a web
	browser to access the following web page:
	http://www.seagate.com/support/warranty-and-returns/
Warranty	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 (25°C, 50% rel. humidity)	300,000
Supports Hotplug operation per the Serial ATA Rev. 3.0 specification	Yes

*One GB equals one billion bytes and 1TB equals one trillion 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.

2.2Formatted capacity

Model	Formatted capacity*	Guaranteed sectors	Bytes per sector
ST4000NC001	4TB	7,814,037,168	4096
ST4000NC000			(512 byte emulation)

*One GB equals one billion bytes and 1TB equals one trillion bytes when referring to hard drive capacity. Accessible capacity may vary depending on operating environment and formatting.

Seagate Terascale HDD Product Manual, Rev. B 4