Seagate ST973402SS, ST9146802SS manual

Page 80

environment 42 environmental

limits 30 requirements 17

environmental control 33 error

management 37 rates 17

errors 37

European Union Restriction of Hazardous Substanc- es 5

F

FCC rules and regulations 3 features 8

interface 45 firmware 8

corruption 50

flawed sector reallocation 8

Format command execution time 12 front panel 35

function

complete, code 00 45

not supported, code 05 45 reject, code 04 45

G

Good status 55 gradient 30, 31 ground shift noise 60 grounding 43

H

HDA 42, 43

head and disc assembly (HDA) 7 head and disc assembly. See HDA heads

read/write data 11 heat removal 42 heat source 42

host equipment 43

hot plugging the drive 18 humidity 31

humidity limits 30

I

Idle Read After Write 40 inquiry data 51 installation 41

guide 5 interface

commands supported 47 error rate 17

errors 18 illustrated 56 physical 56 requirements 45

interleave minimum 12

intermediate/condition met/good status 55 intermediate/good status 55

internal data rate 11 internal defects/errors 37 internal drive characteristics 11 IRAW 40

J

jumpers 41

L

latency

average rotational 11, 12 logical block address 13

logical block reallocation scheme 8 logical block size 8, 12

logical segments 13

M

maintenance 17

 

 

 

 

25,

 

maximum delayed motor start

26

maximum start current

25,

26

 

mean time between failure. See MTBF

media description

8

 

 

 

 

 

Media Pre-Scan

40

 

 

 

 

 

minimum sector interleave

12

 

 

miscellaneous feature support

 

 

Adaptive caching

55

 

 

 

Asynchronous event notification

55

Automatic contingent allegiance

55

Deferred error handling

55

 

Parameter rounding

55

 

 

Queue tagging

55

 

 

 

 

Reporting actual retry count 55

 

Segmented caching

55

 

 

SMP = 1 in Mode Select command 55

Synchronized (locked) spindle operation 55

Zero latency read

55

 

 

 

miscellaneous status support

 

 

ACA active

55

 

 

 

 

 

ACA active, faulted initiator

55

 

Busy

55

 

 

 

 

 

 

 

Check condition

55

 

 

 

Condition met/good

55

 

 

 

Good

55

 

 

 

 

 

 

 

Intermediate/condition met/good

55

Intermediate/good

55

 

 

 

Reservation conflict

55

 

 

 

74

Savvio 10K.2 SAS Product Manual, Rev. D

Page 79 Page 81
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Page 79 Page 81
Contents Savvio 10K.2 SAS ST9146802SS ST973402SSPage Contents Defect and error management InstallationSeagate Technology support services Interface requirementsList of Figures Savvio 10K.2 SAS disc drivePage Scope Savvio 10K.2 SAS disc driveSavvio 10K.2 SAS Product Manual, Rev. D Applicable standards and reference documentation StandardsElectromagnetic compatibility Electromagnetic susceptibilityElectromagnetic compliance Electromagnetic compliance for the European UnionAustralian C-Tick Korean MICReference documents European Union Restriction of Hazardous Substances RoHSSavvio 10K.2 SAS Product Manual, Rev. D General description Performance Standard featuresMedia description Factory-installed accessories ReliabilityFormatted capacities Programmable drive capacityFactory-installed options Performance characteristics Internal drive characteristicsSeek performance characteristics Access timeFormat command execution time for 512-byte sectors minutes General performance characteristicsCache operation Start/stop timePrefetch/multi-segmented cache control Caching write data Prefetch operationPage Savvio 10K.2 SAS Product Manual, Rev. D Reliability specifications Error ratesRecoverable Errors Unrecoverable ErrorsReliability and service Seek errorsInterface errors Preventive maintenance4 S.M.A.R.T Controlling S.M.A.R.TPerformance impact MillisecondsReporting control Determining ratePredictive failures Thermal monitorTemperature Log Page 0Dh Parameter Code Description Drive Self Test DSTDST failure definition ImplementationState of the drive prior to testing Invoking DSTShort and extended tests Short test Function Code 001bProduct warranty Log page entriesAbort ShippingProduct repair and return information Physical/electrical specifications AC power requirementsDC power requirements ST9146802SS DC power requirementsST973402SS Gbit mode Amps ST973402SS DC power requirementsGeneral DC power requirement notes Current profiles Power sequencingConducted noise immunity ST973402SS current profile ST973402SS in 3 Gbit operation Power dissipationST9146802SS in 3 Gbit operation Temperature Environmental limitsRelative humidity Effective altitude sea levelShock and vibration ShockPackage size Packaged/product weight Drop height Recommended mountingCorrosive environment Air cleanlinessVibration Acoustics Mechanical specifications Mounting configuration dimensionsSavvio 10K.2 SAS Product Manual, Rev. D Drive error recovery procedures Defect and error managementDrive internal defects/errors Page SAS system errors Background Media ScanIdle Read After Write Media Pre-ScanDeferred Auto-Reallocation Installation Drive orientationCooling Air flowDrive mounting GroundingSavvio 10K.2 SAS Product Manual, Rev. D SAS features Interface requirementsDual port support Command name Command code Supported Scsi commands supportedCommands supported by Savvio SAS family drive Commands supported by Savvio SAS family drive Commands supported by Savvio SAS family drive Commands supported by Savvio SAS family drive Mode Sense data Inquiry dataSavvio inquiry data Bytes Data hexPage Mode Data Header 08 8b b9 98 00 00 02 Miscellaneous operating features and conditions Miscellaneous featuresSupported Feature or condition Miscellaneous statusSAS physical interface Datum B Section C C Section a a Physical characteristics Connector requirementsElectrical description Pin descriptionsSignal characteristics PowerSAS transmitters and receivers Ready LED OutLED drive signal Differential signalsGeneral interface characteristics Eye masks Eye masks overviewReceive eye mask Jitter tolerance masksPeak-to SinusoidalJitter Frequency in kHzTransmitter signal characteristics Signal characteristica Units GbpsReceiver signal characteristics Signal characteristic Units GbpsMaximum allowable jitter Gbps m, n Deterministic jitterqImpedance specifications Receiver jitter toleranceCompliant jitter test pattern Cjtpat Impedance requirements Sheet 1Electrical TxRx connections Transmitter characteristicsImpedance requirements Sheet 2 = -5,437dB Tctf Receiver characteristics ISI loss example at 1.5 GbpsSeagate Technology support services InternetPresales Support Technical SupportData Recovery Services Call Center Toll-free Direct dial Warranty ServiceData Recovery Services Authorized Service Centers Index NumericsPage SAS See also cooling Page Seagate Technology LLC
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ST973402SS, ST9146802SS specifications

The Seagate ST973402SS and ST9146802SS are high-performance, enterprise-grade hard drives designed to meet the demanding needs of data-intensive applications. These drives are part of Seagate's Savvio and Barracuda product lines, aimed specifically at businesses and institutions requiring reliability, speed, and efficiency in storage solutions.

The ST973402SS is a 73GB, 2.5-inch hard drive, while the ST9146802SS offers a larger capacity of 146GB. Both models utilize a 10,000 RPM spindle speed, which significantly enhances their ability to handle fast data read and write operations. This speed ensures reduced latency and improved overall performance, making them ideal for environments where rapid access to data is crucial.

One of the standout features of these drives is their support for Serial Attached SCSI (SAS) interface. SAS technology provides a point-to-point connection, which allows for increased data transfer rates compared to traditional SATA drives. The ST973402SS and ST9146802SS are capable of transferring data at speeds of up to 600 MB/s, facilitating efficient data transfers in enterprise systems.

In terms of reliability, both models offer advanced features designed to improve data integrity and durability. They are built to withstand high workloads, with an annualized workload rate of up to 550 TB per year. This makes them well-suited for applications like databases and transactional storage, where sustained performance is required. Additionally, the drives feature Seagate’s PowerFit technology, which optimizes performance while minimizing power consumption.

To enhance data security, the drives come equipped with self-encrypting technology, ensuring that sensitive data is protected through hardware-based encryption. This is particularly important in environments where data breaches can lead to significant operational impacts.

The drives are also designed to operate efficiently in terms of thermal management, featuring robust heat dissipation capabilities. This helps to maintain optimal performance levels while prolonging the lifespan of the drives.

Overall, the Seagate ST973402SS and ST9146802SS are robust and reliable hard drives that cater to the needs of enterprise environments, combining high capacity, exceptional speed, advanced security features, and energy efficiency to help businesses maintain and manage large volumes of data effectively. With their proven performance and innovative technologies, these drives are well-equipped to support a wide range of applications in modern data centers.
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