Fujitsu MBB2073RC, MBB2147RC manual Glossary

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Glossary

Additional Sense Code

This is a 1-byte code displayed in the sense data and is information which specifies the type of error that was detected.

CDB

Command Descriptor Block

A series of data which describes commands related to input/output operations, sent from the initiator to the target.

Command

This is a command to a target to perform an input/output operation, and it is described as the CDB.

Initiator

This is an SAS device which initiates input and output operations on the SAS bus.

SAS Device

The general name given to a device which is connected to the SAS bus (input/output device, I/O controller, host adapter, expander, etc.).

SCSI

Small Computer System Interface

The standardized input/output interface of the American National Standards Institute (ANSI). [Standard No.: ANSI X3. 131-1986]

Sense Data

When several items of error information are included in a command's completion status, this is information generated by the target for reporting detailed information on that status.

Sense Key

This is a 4-bit code displayed in the sense data. It contains information for classifying the type of error that was detected.

Status

This is 1 byte of information reported to the initiator by the target device when execution of each command is completed, which displays the command's completion state.

Target

This is the SAS device that executes the input/output operations initiated by the initiator.

C141-E257

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Contents MBB2147RC MBB2073RC Hard Disk Drives Product Manual For Safe Operation Revision Record Related Standards Overview of Manual PrefaceConventions for Alert Messages PrefaceImportant Alert Messages Important Alert ItemsData loss Important Alert ItemsSAS Interface Manual Manual Organization Product ManualThis page is intentionally left blank Contents Contents InstallationError Analysis Figures Tables This page is intentionally left blank Standard Features Standard Features Hardware Structure System ConfigurationGeneral Description Standard Features General Description Hardware Structure Sata style cable SAS Plug Connector Receptacle connector System Configuration This page is intentionally left blank Hardware Specifications Hardware Specifications Model name and order numberModel names and order numbers 60/62 Meeprml SpecificationsFunction specifications MBB2147RC MBB2073RCSeek time ms Seek difference 4096 Cly/div Hardware SpecificationsEnvironmental/Power requirements Environmental specificationsError rate ReliabilityMtbf = Specifications Cylinder configuration Data Space Logical Data Block Addressing Defect ManagementData Space Data Format Data Space Spare area in cell Alternate spare areaTrack format Sector format Track skew/head skewData Space Format capacity Logical Data Block Addressing Alternate block allocation Defect Management Defect listDefect Management Alternate block allocation by Format Unit commandAlternate block allocation by Reassign Blocks command Write Write Extend Write Write Extended Format Unit Mounting Requirements Dimensions Installation RequirementsMounting orientations Installation RequirementsMounting frame structure example Mounting RequirementsVent hole location Surface temperature check point and maximum temperature HDCMPU +5VDC MBB2147RC MBB2073RC Current waveform Max seek Power Supply RequirementsInterface connector CN1 power lines included Connection Requirements Interface connectorInterface connector SAS plug signal allocationCN1 Ready LED output signal Connector requirementsRecommended connectors This page is intentionally left blank Installation Installation Setting Setting Port AddressMounting HDDs Mounting procedures Installation Formatting Installation Setting parameters Arre Awre PER AwreArre Retry Count AT VerificationMaximum PRE-FETCH Ceiling Xffff Number of Cache Segments Disable PRE-FETCH Transfer Length Xffff Minimum PRE-FETCHDisc Maximum PRE-FETCHReady LED Meaning Self-diagnostic functions Diagnostics Self-diagnosticsDiagnostics and Maintenance Diagnostics Test programs Precautions MaintenanceMaintenance requirements Tools and test equipment Maintenance levelsTests Test flowchartOperation test Diagnostic testOperation Check Operation Check Initial seek operation checkTroubleshooting with HDD replacement in the field Troubleshooting Outline of troubleshooting proceduresSystem-level field troubleshooting TroubleshootingHDD troubleshooting Troubleshooting at the repair siteTroubleshooting Troubleshooting with parts replacement in the factoryFinding possibly faulty parts Bag packaging Box packaging PackagingFraction packaging Sense Data Collection Sense Data Analysis Sense Data Collection Sense dataSense data format Sksv Error AnalysisILI LSBDefinition of sense data Sense Data AnalysisSense data 3-0C-03, 4-32-01, 4-40-xx, 4-C4-xx, Sense data 1-1x-xx, 3-1x-xx and E-1D-00 Disk read errorGlossary This page is intentionally left blank Acronyms and Abbreviations Acronyms and Abbreviations ECC BcrcPAD Mode SELECT/MODE SelectIndex Mtbf MttrIndex This page is intentionally left blank Comment Form This page is intentionally left blank