Seagate ST3500620SS Manuál

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Strany 1 - ES.2 SAS

Product ManualBarracuda® ES.2 SAS100496298Rev. GNovember 2010ST31000640SSST3750630SSST3500620SS

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4 Barracuda ES.2 SAS Product Manual, Rev. G2.2 Compliance2.2.1 Electromagnetic complianceSeagate uses an independent laboratory to confirm compliance

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Barracuda ES.2 SAS Product Manual, Rev. G 52.3 Reference documentsSCSI Commands Reference Manual Seagate part number: 100293068SAS Interface Manual Se

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6 Barracuda ES.2 SAS Product Manual, Rev. G

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Barracuda ES.2 SAS Product Manual, Rev. G 73.0 General descriptionBarracuda ES.2 drives combine Tunneling Magnetoresistive (TMR) heads and a Serial At

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8 Barracuda ES.2 SAS Product Manual, Rev. G3.1 Standard featuresBarracuda ES.2 SAS drives have the following standard features:• Perpendicular recordi

Strany 7 - 1.0 Scope

Barracuda ES.2 SAS Product Manual, Rev. G 93.5 Formatted capacitiesStandard OEM models are formatted to 512 bytes per block. The block size is selecta

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10 Barracuda ES.2 SAS Product Manual, Rev. G

Strany 9 - 2.1 Standards

Barracuda ES.2 SAS Product Manual, Rev. G 114.0 Performance characteristicsThis section provides detailed information concerning performance-related c

Strany 10 - 2.2 Compliance

12 Barracuda ES.2 SAS Product Manual, Rev. G4.2.2 Format command execution time (minutes) Execution time measured from receipt of the last byte of the

Strany 11 - 2.3 Reference documents

Barracuda ES.2 SAS Product Manual, Rev. G 134.4 Prefetch/multi-segmented cache controlThe drive provides a prefetch (read look-ahead) and multi-segmen

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© 2010 Seagate Technology LLC. All rights reserved.Publication number: 100496298, Rev. G, November 2010Seagate, Seagate Technology and the Wave logo a

Strany 13 - 3.0 General description

14 Barracuda ES.2 SAS Product Manual, Rev. GIf read caching is enabled (RCD=0), then data written to the medium is retained in the cache to be made av

Strany 14 - 3.4 Reliability

Barracuda ES.2 SAS Product Manual, Rev. G 155.0 Reliability specificationsThe following reliability specifications assume correct host and drive opera

Strany 15 - 3.7 Factory-installed options

16 Barracuda ES.2 SAS Product Manual, Rev. G5.1.3 Seek errorsA seek error is defined as a failure of the drive to position the heads to the addressed

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Barracuda ES.2 SAS Product Manual, Rev. G 175.2.4 S.M.A.R.T.S.M.A.R.T. is an acronym for Self-Monitoring Analysis and Reporting Technology. This techn

Strany 17 - 4.2 Seek performance

18 Barracuda ES.2 SAS Product Manual, Rev. GError rate is the number of errors per operation. The algorithm that S.M.A.R.T. uses to record rates of er

Strany 18 - 4.3 Start/stop time

Barracuda ES.2 SAS Product Manual, Rev. G 19The most thorough option is the extended test that performs various tests on the drive and scans every log

Strany 19 - 4.5 Cache operation

20 Barracuda ES.2 SAS Product Manual, Rev. GEach test consists of three segments: an electrical test segment, a servo test segment, and a read/verify

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Barracuda ES.2 SAS Product Manual, Rev. G 21procedure. Seagate will pay for transporting the repair or replacement item to the customer. For more deta

Strany 21 - 5.1 Error rates

22 Barracuda ES.2 SAS Product Manual, Rev. G

Strany 22 - 5.2 Reliability and service

Barracuda ES.2 SAS Product Manual, Rev. G 236.0 Physical/electrical specificationsThis section provides information relating to the physical and elect

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Barracuda ES.2 SAS Product Manual, Rev. G (Draft 1) iSeagate Technology Support Services iii1.0 Scope. . . . . . . . . . . . . . . . . . . . . . . . .

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24 Barracuda ES.2 SAS Product Manual, Rev. G [1] Measured with average reading DC ammeter or equivalent sampling scope. Instantaneous +12V current pe

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Barracuda ES.2 SAS Product Manual, Rev. G 25[4] This condition occurs after OOB and Speed Negotiation completes but before the drive has received the

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26 Barracuda ES.2 SAS Product Manual, Rev. G Figure 2. Typical ST31000640SS drive +5V and +12V current profiles Figure 3. Typical ST3750

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Barracuda ES.2 SAS Product Manual, Rev. G 27 Figure 4. Typical ST3500620SS drive +5V and +12V current profiles6.3 Power dissipation Typical power d

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28 Barracuda ES.2 SAS Product Manual, Rev. GFigure 5. ST31000640SS (3 Gbit) DC current and power vs. input/output operations per second Figure 6. ST

Strany 29 - 6.2 DC power requirements

Barracuda ES.2 SAS Product Manual, Rev. G 296.4 Environmental limitsTemperature and humidity values experienced by the drive must be such that condens

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30 Barracuda ES.2 SAS Product Manual, Rev. G6.4.2 Relative humidityThe values below assume that no condensation on the drive occurs.a. Operating5% to

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Barracuda ES.2 SAS Product Manual, Rev. G 31d. PackagedDisk drives shipped as loose load (not palletized) general freight will be packaged to withstan

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32 Barracuda ES.2 SAS Product Manual, Rev. G6.4.4.2 Vibrationa. Operating—normalThe drive as installed for normal operation, shall comply with the com

Strany 33 - 6.3 Power dissipation

Barracuda ES.2 SAS Product Manual, Rev. G 33exposed to an ambient relative humidity greater than 95%. Materials used in cabinet fabrication, such as v

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ii Barracuda ES.2 SAS Product Manual, Rev. G (Draft 1)6.4.3 Effective altitude (sea level) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Strany 35 - 6.4 Environmental limits

34 Barracuda ES.2 SAS Product Manual, Rev. G6.5 Mechanical specificationsRefer to Figure 9 for detailed physical dimensions. See Section 8.3, “Drive m

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Barracuda ES.2 SAS Product Manual, Rev. G 357.0 Defect and error management Seagate continues to use innovative technologies to manage defects and err

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36 Barracuda ES.2 SAS Product Manual, Rev. GThe drive firmware error recovery algorithms consists of 11 levels for read recoveries and five levels for

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Barracuda ES.2 SAS Product Manual, Rev. G 377.3 SAS system errorsInformation on the reporting of operational errors or faults across the interface is

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38 Barracuda ES.2 SAS Product Manual, Rev. G7.6 Deferred Auto-ReallocationDeferred Auto-Reallocation (DAR) simplifies reallocation algorithms at the s

Strany 40 - 6.5 Mechanical specifications

Barracuda ES.2 SAS Product Manual, Rev. G 398.0 InstallationBarracuda ES.2 disk drive installation is a plug-and-play process. There are no jumpers, s

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40 Barracuda ES.2 SAS Product Manual, Rev. G8.2 Cooling The host enclosure must dissipate heat from the drive. You should confirm that the host enclos

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Barracuda ES.2 SAS Product Manual, Rev. G 418.3 Drive mountingMount the drive using the bottom or side mounting holes. If you mount the drive using th

Strany 43 - 7.5 Media Pre-Scan

42 Barracuda ES.2 SAS Product Manual, Rev. G

Strany 44 - 7.7 Idle Read After Write

Barracuda ES.2 SAS Product Manual, Rev. G 439.0 Interface requirements This section partially describes the interface requirements as implemented on B

Strany 45 - 8.0 Installation

Barracuda ES.2 SAS Product Manual, Rev. G (Draft 1) iiiFor information regarding online support and services, visit http://www.seagate.com/www/en-us

Strany 46 - 8.2 Cooling

44 Barracuda ES.2 SAS Product Manual, Rev. G9.2 Dual port supportBarracuda ES.2 SAS drives have two independent ports. These ports may be connected in

Strany 47 - 8.4 Grounding

Barracuda ES.2 SAS Product Manual, Rev. G 459.3 SCSI commands supported Table 8 lists the SCSI commands supported by Barracuda ES.2 drives. Table

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46 Barracuda ES.2 SAS Product Manual, Rev. G Non-medium Error page (06h) Y Pages Supported list (00h) Y Read Error Counter page (03h) Y Read Rever

Strany 49 - 9.0 Interface requirements

Barracuda ES.2 SAS Product Manual, Rev. G 47Reassign Blocks 07h YReceive Diagnostic Results 1Ch Y Supported Diagnostics pages (00h) Y Translate page

Strany 50 - 9.2 Dual port support

48 Barracuda ES.2 SAS Product Manual, Rev. G [1] Barracuda ES.2 drives can format to 512, 520, 524, or 528 bytes per logical block.[2] Warning. Power

Strany 51 - 9.3 SCSI commands supported

Barracuda ES.2 SAS Product Manual, Rev. G 499.3.1 Inquiry data Table 9 lists the Inquiry command data that the drive should return to the initiator pe

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50 Barracuda ES.2 SAS Product Manual, Rev. GOn standard OEM drives, the saved values are taken from the default values list and stored into the saved

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Barracuda ES.2 SAS Product Manual, Rev. G 519.3.2.1 ST31000640SS Mode Sense dataMODE DATA HEADER: 01 2e 00 10 00 00 00 08BLOCK DESCRIPTOR: 74 70 6d b0

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52 Barracuda ES.2 SAS Product Manual, Rev. G9.3.2.2 ST3750630SS Mode Sense dataMODE DATA HEADER: 01 2e 00 10 00 00 00 08BLOCK DESCRIPTOR: 57 54 66 f0

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Barracuda ES.2 SAS Product Manual, Rev. G 539.3.2.3 ST3500620SS Mode Sense dataMODE DATA HEADER: 01 2e 00 10 00 00 00 08BLOCK DESCRIPTOR: 3a 38 60 30

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iv Barracuda ES.2 SAS Product Manual, Rev.

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54 Barracuda ES.2 SAS Product Manual, Rev. G9.4 Miscellaneous operating features and conditions Table 10 lists various features and conditions. A “Y”

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Barracuda ES.2 SAS Product Manual, Rev. G 559.4.1 SAS physical interface Figure 12 shows the location of the SAS device connector J1. Figures 13 and 1

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56 Barracuda ES.2 SAS Product Manual, Rev. G Figure 13. SAS connector dimensionsC OF DATUM BL5.081.27 (6X)1.27 (14X)15.8750.35MIN15.87533.43 0.05B4

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Barracuda ES.2 SAS Product Manual, Rev. G 57Figure 14. SAS connector dimensions9.4.2 Physical characteristics This section defines physical interface

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58 Barracuda ES.2 SAS Product Manual, Rev. G9.4.4 Electrical description SAS drives use the device connector for:• DC power• SAS interface• Activity L

Strany 62 - C OF DATUM B

Barracuda ES.2 SAS Product Manual, Rev. G 599.4.6 SAS transmitters and receiversA typical SAS differential copper transmitter and receiver pair is sho

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60 Barracuda ES.2 SAS Product Manual, Rev. GThe Ready LED Out signal is designed to pull down the cathode of an LED. The anode is attached to the prop

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Barracuda ES.2 SAS Product Manual, Rev. G 619.5.2.1.2 Receive eye mask Figure 16 describes the receive eye mask. This eye mask applies to jitter after

Strany 65 - 9.5 Signal characteristics

62 Barracuda ES.2 SAS Product Manual, Rev. GThe leading and trailing edge slopes of figure 16 shall be preserved. As a result the amplitude value of Z

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Barracuda ES.2 SAS Product Manual, Rev. G 639.5.2.2 Transmitter signal characteristics Table 16 specifies the signal requirements at the transmitter e

Strany 67 - Figure 16. Receive eye mask

Barracuda ES.2 SAS Product Manual, Rev. G 11.0 ScopeThis manual describes Seagate Technology® LLC, Barracuda® ES.2 SAS (Serial Attached SCSI) disk dri

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64 Barracuda ES.2 SAS Product Manual, Rev. G9.5.2.3 Receiver signal characteristics Table 17 defines the compliance point requirements of the signal a

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Barracuda ES.2 SAS Product Manual, Rev. G 659.5.2.3.2 Receiver jitter toleranceTable 19 defines the amount of jitter the receiver shall tolerate.9.5.2

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66 Barracuda ES.2 SAS Product Manual, Rev. G9.5.2.4 Electrical TxRx connectionsTxRx connections may be divided into TxRx connection segments. In a sin

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Barracuda ES.2 SAS Product Manual, Rev. G 67A combination of a zero-length test load and the transmitter compliance transfer function (TCTF) test load

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68 Barracuda ES.2 SAS Product Manual, Rev. GFigure 20 shows the zero-length test load.Figure 20. Zero-length test loadFigure 21 shows an ISI loss exa

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Barracuda ES.2 SAS Product Manual, Rev. G 699.5.2.5 Receiver characteristicsThe drive receiver is A.C. coupled. The receive network terminates the TxR

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Seagate Technology LLC920 Disc Drive, Scotts Valley, California 95066-4544, USAPublication Number: 100496298, Rev. G

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2 Barracuda ES.2 SAS Product Manual, Rev. G

Strany 78 - Seagate Technology LLC

Barracuda ES.2 SAS Product Manual, Rev. G 32.0 Standards, compliance and reference documentsThe drive has been developed as a system peripheral to the

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