Seagate ST32112A, ST38421A, ST36421A, ST34311A manual Vibration, nonoperating

Page 12

4		U4 Family Product Manual, Rev. D

Drive Specification	ST32112A	ST34311A	ST36421A	ST38421A


Vibration, nonoperating	5 Gs (0 to peak, 5–350 Hz)

Drive acoustics
Sound power
Idle mode		3.3 (typical), 3.7(max)
Idle mode		3.9 (typical), 4.3 (max)
Seek mode		3.9 (typical), 4.3 (max)
Seek mode

Nonrecoverable read		1 per 1013 bits read
errors		1 per 1013 bits read
Mean time between
failures (power-on hours)	400,000

Contact start-stop cycles
(25°C, 40% relative	50,000
humidity)

Service life (years)	5

Image 12

Contents Product Manual Page Product Manual Page Contents Configuring and mounting the drive ATA interfaceFigures Seagate Connfidential Review Draft not for DistributionSeagate Confidential Review Draft not for Distribution Introduction Specification summary table Track-to-track seek time Msec typical Vibration, nonoperating Default logical geometry LBA ModeFormatted capacity Physical organizationPhysical characteristics Drive Specification ST38421A, ST36421A ST34311A, ST32112ARecording and interface technology Seek timePower specifications Power consumptionSpinup power Start/stop timesSeek Mode Read/Write power and currentOperating power and current Idle mode powerPower Mode Typical Watts Typical Amps RMS 12V Typical current profileCurrent amps Time seconds Power-management modes Conducted noiseVoltage tolerance Environmental tolerances Ambient temperature Temperature gradientHumidity Relative HumidityWet bulb temperature AltitudeShock Operating shockOperating vibration Nonoperating vibrationDrive acoustics Agency certification Safety certification Electromagnetic susceptibilityReliability Electromagnetic compatibilityFCC verification Australian C-TickU4 Family Product Manual, Rev. D Configuring and mounting the drive Handling and static-discharge precautionsJumper settings Master/slave configuration Master/slave jumper settingsImportant mounting precautions Cable-select optionUltra ATA/66 cable Drive mountingMounting dimensions-top, side and end view ATA interface signals and connector pins ATA interfaceO pins and supported ATA signals ATA Interface commands Supported ATA commands Command name Command code in hex ATA-standard commandsIdentify Drive command Command nameATA-standard power-management commands ATA-standard security commandsWord Description 27-46 Drive model number 40 Ascii char Multiword DMA active and modes Description if bit is set to Bit Word Set Features command 0CH4 S.M.A.R.T. commands Code in Features Register A.R.T. CommandPage U4 Family Product Manual, Rev. D U4 Family Product Manual, Rev. D

Related manuals

Manual 44 pages 34.49 Kb