Seagate ST3400755SS manual

Page 76

environmental control 29 error

management 33 rates 15

errors 33

EU RoHS directive 30

F

FCC rules and regulations 3 features 8

interface 41 firmware 8

corruption 46

flawed sector reallocation 8

Format command execution time 12 function

complete, code 00 41

not supported, code 05 41 reject, code 04 41

G

Good status 50 gradient 26, 27 ground shift noise 55 grounding 39

H

HDA 38, 39

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

read/write data 11 heat removal 38 host equipment 39

hot plugging the drive 16 humidity 27

humidity limits 26

I

Idle Read After Write 36 inquiry data 47 installation 37

guide 5 interface

commands supported 43 error rate 15

errors 16 illustrated 51 physical 51 requirements 41

intermediate/condition met/good status 50 intermediate/good status 50

internal data rate 11

internal defects/errors 33 internal drive characteristics 11 IRAW 36

J

jumpers 37

L

latency

average rotational 11 logical block address 13

logical block reallocation scheme 8 logical block size 8, 12

logical segments 13

M

maintenance 15
maximum delayed motor start 23
maximum start current					23
media description			8
Media Pre-Scan		35
miscellaneous feature support
Adaptive caching				50
Asynchronous event notification							50
Automatic contingent allegiance							50
Deferred error handling 50
Parameter rounding					50
Queue tagging			50
Reporting actual retry count						50
Segmented caching					50
SMP = 1 in Mode Select command 50
Synchronized (locked) spindle operation 50
Zero latency read				50
miscellaneous status support
ACA active		50
ACA active, faulted initiator						50
Busy	50
Check condition				50
Condition met/good					50
Good	50
Intermediate/condition met/good							50
Intermediate/good					50
Reservation conflict					50
Task set full		50
miscorrected media data 15
Mode sense		47,
data, table		47,		49
mounting	39
holes	39
orientations		37

N

noise

70	Cheetah NS SAS Product Manual, Rev. B

Image 76

Contents Cheetah NS SAS ST3400755SSPage Contents Defect and error management InstallationSeagate Technology support services Interface requirementsList of Figures Typical ST3400755SS drive +5V and +12V current profilesCheetah NS SAS Product Manual, Rev. B Scope Cheetah NS SAS Product Manual, Rev. B Standards, compliance and reference documents StandardsElectromagnetic compatibility Electromagnetic susceptibilityCompliance Reference documents Cheetah NS SAS Product Manual, Rev. B General description Standard features Media descriptionPerformance ReliabilityFactory-installed options Formatted capacitiesProgrammable drive capacity ST3400755SSCheetah NS SAS Product Manual, Rev. B Performance characteristics Internal drive characteristicsAccess time Seek performanceGeneral performance characteristics Format command execution time minutesStart/stop time Cache operation Prefetch/multi-segmented cache controlCaching write data Prefetch operation 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 Reporting controlPredictive failures Temperature Log Page 0DhThermal monitor State of the drive prior to testing DST failure definitionImplementation Invoking DSTProduct warranty Short test Function Code 001bExtended test Function Code 010b Log page entriesShipping Product repair and return informationCheetah NS SAS Product Manual, Rev. B Physical/electrical specifications AC power requirementsDC power requirements ST3400755SS DC power requirementsGeneral DC power requirement notes Power sequencingConducted noise immunity Current profilesPower dissipation Typical ST3400755SS drive +5V and +12V current profilesTemperature Environmental limitsRelative humidity Effective altitude sea levelShock and vibration ShockPackage size Packaged/product weight Drop height Recommended mountingAir cleanliness VibrationAcoustics Corrosive environmentX表示该部件（于同类物品程度上）所含的危险和有毒物质中国RoHS MCV标准所定义的门槛值。 China Restriction of Hazardous Substances RoHS DirectiveMechanical specifications Physical dimensionsCheetah NS SAS Product Manual, Rev. B Drive internal defects/errors Defect and error managementDrive error recovery procedures 77.87 Background Media Scan SAS system errorsMedia Pre-Scan Deferred Auto-Reallocation Idle Read After WriteInstallation Drive orientationCooling Air flowDrive mounting GroundingCheetah NS SAS Product Manual, Rev. B SAS features Interface requirementsDual port support Commands supported by Cheetah NS SAS family drives Scsi commands supportedCommand name Command code Supported Commands supported by Cheetah NS SAS family drives Commands supported by Cheetah NS SAS family drives Commands supported by Cheetah NS SAS family drives Inquiry data Mode Sense dataCheetah NS SAS inquiry data Bytes Data hex Page 2.1 ST3400755SS Mode Sense data Mode PagesMiscellaneous operating features and conditions Miscellaneous featuresSupported Feature or condition Miscellaneous statusSAS physical interface Datum B Physical characteristics Connector requirementsPin Signal name Signal type Electrical descriptionPin descriptions SAS 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 masksAbsolute amplitude Normalized time in UIPeak-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 1Impedance requirements Sheet 2 Transmitter characteristicsElectrical TxRx connections = -5,437dB Shows the zero-length test load Receiver characteristics Cheetah NS SAS Product Manual, Rev. B Seagate Technology support services InternetPresales Support Technical SupportData Recovery Services Authorized Service Centers Warranty ServiceData Recovery Services Call Center Toll-free Direct dial Index NumericsPage SAS See also cooling