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Fujitsu MHE2064AT, MHF2043AT, MHE2043AT, MHF2021AT manual This page is intentinally left blank

Models: MHF2043AT MHE2043AT MHE2064AT MHF2021AT

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Specifications Install Interface signals Error Rate Rotational delay Dimension Maintenance Device Configuration Power-on and reset Diagnostic code

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Fujitsu MHE2064AT, MHF2043AT, MHE2043AT, MHF2021AT manual This page is intentinally left blank

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Contents

Disk Drive Product Manual MHE2064AT, MHE2043AT MHF2043AT, MHF2021AT Handling of This Manual For Safe Operation This page is intentionally left blank Revision History This page is intentionally left blank Overview of Manual Preface Operating Environment Conventions for Alert Messages Liability Exception This page is intentionally left blank Important Alert Messages Important Alert Items This page is intentionally left blank Disk Drive Product Manual Disk Drive Maintenance ManualManual Organization This page is intentionally left blank Contents Contents Interface Contents GL-1 Figures Illustrations Tables Surface temperature measurement points and standard values Device Overview Adaptability FeaturesFunctions and performance Features MHE2064AT MHE2043AT Device SpecificationsSpecifications summary Specifications MHE2064AT/MHE2043AT Format Capacity *1 Model names and product numbers Power RequirementsSpecifications MHE2064AT/2043AT/MHF2043AT/2021AT Model and product number Current and power dissipation Environmental specifications Environmental Specifications Shock and Vibration Acoustic noise specificationShock and vibration specification Acoustic Noise MTBF= Reliability Media Defects Error Rate This page is intentionally left blank Device Configuration Disk drive outerview the MHE Series and MHF Series Device Configuration Configuration of disk media heads 3 2 drives connection System ConfigurationATA interface 2 1 drive connection System Configuration This page is intentionally left blank Installation Conditions Dimensions MHE series 1/2 Dimensions Dimensions MHF series 2/2 Orientation Sample MHE2064AT Mounting Mounting frame structure PCA Measurement point Temperature Service area Sample MHE2064AT Cable Connections Device connector Berg Cable connector specificationsCable connector specifications Device connection Location of setting jumpers Jumper SettingsPower supply connector CN1 Master drive-slave drive setting Factory default setting 12 Csel setting Csel setting 14 Example 2 of Cable Select This page is intentionally left blank Theory of Device Operation Head OutlineSubassemblies Disk Air filter SpindleActuator Circuit Configuration Circuit Configuration Power-on Sequence Self-calibration Self-calibration contents Execution timing of self-calibration Read/write preamplifier PreAMP Command processing during self-calibrationSelf-calibration execution timechart Read/write Circuit Write precompensation algorithm Write circuit Read/write circuit block diagram Read circuit Frequency characteristic of programmable filter Digital PLL circuit Servo control circuit Servo Control Servo Control Physical sector servo configuration on disk surface Servo Control Servo frame format Data-surface servo format Actuator motor control Spindle motor control Servo Control This page is intentionally left blank Interface Physical Interface Interface signals Dasp GND Signal assignment on the connectorSignal assignment on the interface connector Dior EncselDiow Stop Ddmardy DaspIordy Logical Interface DA2 DA1 DA0 1 I/O registersI/O registers UNC Idnf Abrt Command block registers Logical Interface DEV HS3 HS2 HS1 HS0 DSC DRQ ERR BSY Interface Srst Host CommandsControl block registers Command code and parameters 1 Command code and parameters Command code and parameters 2 Command descriptions Host Commands Read Multiple X’C4’ Host Commands Execution example of Read Multiple command Host Commands Interface End head No. /LBA MSB 1F7 HCM 1F6 HDH Write Multiple X’C5’ Interface Write Verify X’3C’ Interface Host Commands Initialize Device Parameters X’91’ Identify Device X’EC’ Information to be read by Identify Device command 1 Information to be read by Identify Device command 2 Information to be read by Identify Device command 4 Information to be read by Identify Device command 3 Information to be read by Identify Device command 5 Information to be read by Identify Device command 6 Information to be read by Identify Device command 7 Identify Device DMA X’EE’ SET Features X’EF’ Features register values and settable modes Interface SET Multiple Mode X’C6’ Interface SET MAX Address F9 Read Native MAX Address F8 Execute Device Diagnostic X’90’ Diagnostic code Host Commands Interface Write Buffer X’E8’ Interface Host Commands Interface Host Commands Interface ’FF’ Interface Features Register values subcommands and functions ’DA’ 1FF Format of device attribute value data Format of insurance failure threshold value data Host Commands Interface Host Commands 10 Contents of security password At command issuance I-O register contents 1F7 hCM Interface Read DMA Write DMA 11 Contents of Security SET Password data Locked Mode Flush Cache E7 13 Command code and parameters 1 Error posting 13 Command code and parameters 2 Execute Device Diagnostic Initialize Device Parameters Command ProtocolData transferring commands from device to host Read Sectors command protocol Protocol for command abort Data transferring commands from host to device Write Sectors command protocol Commands without data transfer Read Multiple Sleep Write Multiple Other commandsDMA data transfer commands Normal DMA data transfer Overview Ultra DMA Feature Set Ultra DMA burst initiation phase Phases of operation Ultra DMA burst termination phase Data transfer phase Initiating an Ultra DMA data in burst Ultra DMA data in commands Data in transfer Pausing an Ultra DMA data in burst Terminating an Ultra DMA data in burst Interface Ultra DMA Feature Set Data out transfer Ultra DMA data out commandsInitiating an Ultra DMA data out burst Pausing an Ultra DMA data out burst Terminating an Ultra DMA data out burst Ultra DMA Feature Set Ultra DMA CRC rules CRCIN8 = f XOR f CRCIN1=f CRCIN9 = f CRCIN2=f 15 Recommended series termination for Ultra DMA Series termination required for Ultra DMA PIO data transfer Timing 10 Data transfer timing Single word DMA data transfer 11 Single word DMA data transfer timing mode Multiword DMA data transfer 12 Multiword DMA data transfer timing mode Starting of Ultra DMA data In Burst Transfer of Ultra DMA data Name Mode Comment MIN MAX Dmardy 16 Ultra DMA data burst timing requirements 2 14 Sustained Ultra DMA data in burst Sustained Ultra DMA data in burst 15 Host pausing an Ultra DMA data in burst Host pausing an Ultra DMA data in burst 16 Device terminating an Ultra DMA data in burst Device terminating an Ultra DMA data in burst 17 Host terminating an Ultra DMA data in burst Host terminating an Ultra DMA data in burst 18 Initiating an Ultra DMA data out burst 19 Sustained Ultra DMA data out burst Sustained Ultra DMA data out burst 20 Device pausing an Ultra DMA data out burst Device pausing an Ultra DMA data out burst 21 Host terminating an Ultra DMA data out burst Host terminating an Ultra DMA data out burst 22 Device terminating an Ultra DMA data out burst 23 Power on Reset Timing Power-on and reset This page is intentionally left blank Operations Response to power-on Device Response to the Reset Response to power-on Response to hardware reset Response to hardware reset Response to software reset Response to software reset Response to diagnostic command Response to diagnostic command Address Translation Default parametersDefault parameters Logical address Address translation example in CHS mode Power save mode Power Save Operations Defect Management Power commands Alternating defective sectors Spare area Alternate cylinder assignment Caching operation Data buffer configurationRead-Ahead Cache − Read Sector S − Read DMA Read Sector S Read Multiple Read DMA− Write Sectors − Write DMA − Write Multiple Mis-hit no hit Usage of read segment Sequential read Mis-hit data Empty area Read-ahead data New read-ahead data Hit data DAP Full hit hit allHAP Partially hit Write Cache Write Sectors Write Multiple Write DMA This page is intentionally left blank Glossary Positioning Power save modeRotational delay PIO Programmed input-output VCM Status This page is intentinally left blank Acronyms and Abbreviations This page is intentionally left blank Index Identify Device 5-31 Identify Device DMA 5-38 Idle Index Read DMA Read Long 5-47 Read Multiple 5-18 Read Sectors MPU Mtbf Mttr IN-4 C141-E057-01EN This page is intentinally left blank Japan Comment FormMHE2064AT, MHE2043AT, MHF2043AT, MHF2021AT Disk Drive C141-E057-02EN

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