Seagate ST9146802SS, ST973402SS manual Index, Numerics

Page 85

Index

Numerics

12 volt pins 60

5 volt pins 60

A

abort task set function

45

AC coupling 60

 

AC power requirements

25

ACA active status 55

 

ACA active, faulted initiator status 55 acoustics 34

active LED Out signal 60 actuator 9

assembly design 7 adaptive caching 55 air cleanliness 33

air flow 30, 42 illustrated 42

air inlet 42 altitude 31 ambient 30

ambient temperature 30, 42 ANSI documents

SCSI 5

Serial Attached SCSI 5 asynchronous event notification 55 audible noise 3

auto write and read reallocation programmable 8

automatic contingent allegiance 55 average idle current 25, 26 average rotational latency 11

B

Background Media Scan 39 backpanel 59

BMS 39 buffer

data 8 space 13

busy status 55 bytes per surface 11 bytes per track 11

C

cache operation 13 cache segments 14 caching write data 14

Canadian Department of Communications 3

capacity

 

 

 

 

 

unformatted

11

 

case temperature

30

 

check condition status

55

class B limit

3

 

 

 

clear ACA function

45

 

clear task set function

45

commands supported

47

condensation

31

 

 

condition met/good status 55

connector

 

 

 

 

illustrated

59

 

 

requirements

 

59

 

continuous vibration 33

cooling

42

 

 

 

 

CRC

 

 

 

 

 

error

18

 

 

 

 

Current profiles

27

 

customer service

 

24

 

D

DAR

40

 

 

 

 

 

data block size

 

 

 

 

modifing the

9

 

 

data buffer to/from disc media

12

data heads

 

 

 

 

 

read/write

11

 

 

data rate

 

 

 

 

 

internal

11

 

 

 

 

data transfer rate

12

 

DC power

59

 

 

 

 

requirements

25

 

defect and error management

37

defects 37

 

 

 

 

 

Deferred Auto-Reallocation 40

 

deferred error handling 55

 

description

7

 

 

 

 

dimensions

35

 

 

 

 

disc rotation speed

11

 

drive

33

 

 

 

 

 

drive characteristics

11

 

drive failure

18

 

 

 

drive mounting

35,

43

 

drive select

59

 

 

 

 

dual port support

46

 

E

electrical

description of connector 59 signal characteristics 60 specifications 25

electromagnetic compatibility 3 electromagnetic susceptibility 34 EMI requirements 3

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

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Image 85
Contents Savvio 10K.2 SAS Page Savvio 10K.2 SAS Page Revision Date Revision status summary sheetPage Contents Installation Defect and error managementSeagate Technology support services Interface requirementsSavvio 10K.2 SAS disc drive List of FiguresPage Savvio 10K.2 SAS disc drive ScopeSavvio 10K.2 SAS Product Manual, Rev. B Standards Applicable standards and reference documentationElectromagnetic compatibility Electromagnetic susceptibilityElectromagnetic compliance for the European Union Electromagnetic complianceAustralian C-Tick Korean MICEuropean Union Restriction of Hazardous Substances RoHS Reference documentsSavvio 10K.2 SAS Product Manual, Rev. B General description Media description Standard featuresPerformance Reliability Factory-installed accessoriesFormatted capacities Programmable drive capacityFactory-installed options Internal drive characteristics Performance characteristicsSeek performance characteristics Access timeGeneral performance characteristics Format command execution time for 512-byte sectors minutesPrefetch/multi-segmented cache control Start/stop timeCache operation Prefetch operation Caching write dataPage Savvio 10K.2 SAS Product Manual, Rev. B Error rates Reliability specificationsRecoverable Errors Unrecoverable ErrorsSeek errors Reliability and serviceInterface errors Preventive maintenanceControlling S.M.A.R.T 4 S.M.A.R.TPerformance impact MillisecondsDetermining rate Reporting controlPredictive failures Thermal monitorDrive Self Test DST Temperature Log Page 0Dh Parameter Code DescriptionDST failure definition ImplementationInvoking DST State of the drive prior to testingShort and extended tests Short test Function Code 001bLog page entries Product warrantyAbort ShippingProduct repair and return information AC power requirements Physical/electrical specificationsDC power requirements ST9146802SS DC power requirementsGeneral DC power requirement notes ST973402SS DC power requirementsST973402SS Gbit mode Amps Conducted noise immunity Power sequencingCurrent profiles +5V +12VST973402SS current profile ST9146802SS in 3 Gbit operation Power dissipationST973402SS in 3 Gbit operation Environmental limits TemperatureEffective altitude sea level Relative humidityShock and vibration ShockRecommended mounting Package size Packaged/product weight Drop heightVibration Air cleanlinessCorrosive environment Acoustics Mounting configuration dimensions Mechanical specificationsSavvio 10K.2 SAS Product Manual, Rev. B Drive internal defects/errors Defect and error managementDrive error recovery procedures Page Background Media Scan SAS system errorsDeferred Auto-Reallocation Media Pre-ScanIdle Read After Write Drive orientation InstallationAir flow CoolingGrounding Drive mountingSavvio 10K.2 SAS Product Manual, Rev. B Interface requirements SAS featuresDual port support Commands supported by Savvio SAS family drive Scsi commands supportedCommand name Command code Supported Commands supported by Savvio SAS family drive Commands supported by Savvio SAS family drive Commands supported by Savvio SAS family drive Inquiry data Mode Sense dataSavvio inquiry data Bytes Data hexPage Mode Data Header 08 8b b9 98 00 00 02 Miscellaneous features Miscellaneous operating features and conditionsSupported Feature or condition Miscellaneous statusSAS physical interface Datum B Section C C Section a a Connector requirements Physical characteristicsElectrical description Pin descriptionsPower Signal characteristicsSAS transmitters and receivers Ready LED OutDifferential signals LED drive signalGeneral interface characteristics Eye masks Eye masks overviewJitter tolerance masks Receive eye maskSinusoidal Peak-toJitter Frequency in kHzSignal characteristica Units Gbps Transmitter signal characteristicsSignal characteristic Units Gbps Receiver signal characteristicsMaximum allowable jitter Gbps m, n Deterministic jitterqReceiver jitter tolerance Impedance specificationsCompliant jitter test pattern Cjtpat Impedance requirements Sheet 1Impedance requirements Sheet 2 Transmitter characteristicsElectrical TxRx connections = -5,437dB Tctf ISI loss example at 1.5 Gbps Receiver characteristicsWarranty Service Seagate Technology support servicesInternet MySeagate Spp.seagate.com Presales SupportData Recovery Services Data Recovery Services Authorized Service CentersCall center Presales and Technical Support Warranty Service FAX services-All Europe toll callToll-free support numbers Seagate Service Centers Numerics IndexPage 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.