Seagate ST3750840ACE manual Electromagnetic immunity, Reliability, Agency certification

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2.11Electromagnetic immunity

When properly installed in a representative host system, the drive operates without errors or degradation in performance when subjected to the radio frequency (RF) environments defined in the following table:

Table 5:	Radio frequency environments

			Performance	Reference
Test		Description	level	standard

Electrostatic discharge		Contact, HCP, VCP: ± 4 kV; Air:	B	EN 61000-4-2: 95
		± 8 kV

Radiated RF immunity		80 to 1,000 MHz, 3 V/m,	A	EN 61000-4-3: 96
		80% AM with 1 kHz sine		ENV 50204: 95
		900 MHz, 3 V/m, 50% pulse
		modulation @ 200 Hz

Electrical fast transient		± 1 kV on AC mains, ± 0.5 kV on	B	EN 61000-4-4: 95
		external I/O

Surge immunity		± 1 kV differential, ± 2 kV com-	B	EN 61000-4-5: 95
		mon, AC mains

Conducted RF immunity		150 kHz to 80 MHz, 3 Vrms,	A	EN 61000-4-6: 97
		80% AM with 1 kHz sine

Voltage dips, interrupts		0% open, 5 seconds	C	EN 61000-4-11: 94
		0% short, 5 seconds	C
		40%, 0.10 seconds	C
		70%, 0.01 seconds	B

2.12	Reliability

Nonrecoverable read errors		1 per 1014 bits read, max.
Annualized Failure Rate (AFR)		0.68% (nominal power, 25°C ambient temperature)

Contact start-stop cycles		50,000 cycles
		(at nominal voltage and temperature, with 60 cycles per hour and a 50% duty cycle)

Warranty		5 years on distribution units.
		To determine the warranty for a specific drive, use a web browser to access the fol-
		lowing 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.

Preventive maintenance		None required.

2.13Agency certification

2.13.1Safety certification

The drives are recognized in accordance with UL 1950 and CSA C22.2 (950) and meet all applicable sections of IEC950 and EN 60950 as tested by TUV North America.

DB35.3 Series PATA Product Manual, Rev. B

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Contents DB35.3 Series Pata Page Contents DB35.3 Series Pata Product Manual, Rev. B List of Figures DB35.3 Series Pata Product Manual, Rev. B Introduction DB35.3 Series Pata Product Manual, Rev. B Specification summary table Drive specificationsDrive specification ST3750840ACE ST3500830ACE ST3400820ACE DB35.3 Series Pata Product Manual, Rev. B Drive specification ST3320820ACE ST3300820ACE ST3250820ACE DB35.3 Series Pata Product Manual, Rev. B Cylinders Read/write heads Sectors per track 16,383 Default logical geometryLBA mode Formatted capacity750GB 500GB 400GB 320GB 300GB 250GB Physical characteristicsDrive specification Recording and interface technologyStart/stop times Power specificationsSeek time DC power requirements Standby modeConducted noise Typical current profileSleep mode Power-management modesActive mode Idle modeEnvironmental specifications 4 Disc models ShockOperating shock Nonoperating shock Disc modelsIdle CE seek profile AcousticsFluid Dynamic Bearing FDB motor acoustics Agency certification Safety certificationElectromagnetic immunity ReliabilityFCC verification Electromagnetic compatibilityKorean RRL Australian C-Tick N176European Union Restriction of Hazardous Substances RoHS Environmental protectionCorrosive environment DB35.3 Series Pata Product Manual, Rev. B Handling and static discharge precautions Configuring and mounting the driveBreather filter hole location Breather filter hole precautionsCable-select option Jumper settingsMaster/slave configuration Drive as master with a non-ATA-compatible slaveUltra ATA/100 cable Drive mountingMounting dimensions-top, side and end view DB35.3 Series Pata Product Manual, Rev. B ATA interface ATA interface signals and connector pinsPins and supported ATA signals Command name Command code in hex Supported ATA commandsF4H Word Description Value Identify Device commandXx07H Bit Word Description if bit is set to Bit Word0CH Set Features commandCode in features Register A.R.T. command 4 S.M.A.R.T. commandsTechnical Support Seagate Technology support servicesInternet Presales SupportData Recovery Services Call Center Toll-free Direct dial Warranty ServiceData Recovery Services Authorized Service Centers Index Page TMR DB35.3 Series Pata Product Manual, Rev. B Page Seagate Technology LLC

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