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LD25 Series 5400.2 Product Manual, Rev. C
*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.
2.2 Formatted capacity
*One Gbyte equals one billion bytes when referring to hard drive capacity. Accessible capacity may vary depending on operating environ-
ment and formatting.
2.3 Default logical geometry
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.
Drive acoustics, sound power (Bels)
Idle** 2.4 (typical)
Seek 2.6 (typical)
Nonrecoverable read errors 1 per 10
14
bits read
Annualized Failure Rate (AFR) <0.6% (Desktop and gaming: 2400 power-on-hours)
<2.0% (PVR/DVR: 8760 power-on-hours)
Warranty 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.
Load/Unload (U/UL) cycles
Controlled L/UL cycles
(40°C, 50% relative humidity)
Emergency L/UL cycles
(40°C, 50% relative humidity)
50,000
20,000
Model Formatted capacity* Guaranteed sectors Bytes per sector
ST980210A/AS 80 Gbytes 156,501,488 512
ST960210A/AS 60 Gbytes 117,410,240 512
ST940210A/AS 40 Gbytes 78,340,160 512
ST920210AS 20 Gbytes 41,021,800 512
Cylinders Read/write heads Sectors per track
16,383 16 63
Table 2: Specifications for SATA (Serial ATA) models
Drive specification ST980210AS ST960210AS ST940210AS ST920210AS