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Fujitsu MHF2021AT, MHF2043AT, MHE2043AT, MHE2064AT manual Circuit Configuration

Models: MHF2043AT MHE2043AT MHE2064AT MHF2021AT

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

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4.3 Circuit Configuration

16 bit

Figure 4.2 Circuit Configuration

C141-E057-01EN

4-5

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Fujitsu MHF2021AT, MHF2043AT, MHE2043AT, MHE2064AT manual Circuit Configuration

Page 57 Page 59

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Contents

MHE2064AT, MHE2043AT MHF2043AT, MHF2021AT Disk Drive Product Manual For Safe Operation Handling of This Manual This page is intentionally left blank Revision History This page is intentionally left blank Preface Overview of Manual Conventions for Alert Messages Operating Environment Liability Exception This page is intentionally left blank Important Alert Items Important Alert Messages This page is intentionally left blank Manual Organization Disk Drive Maintenance ManualDisk Drive Product Manual This page is intentionally left blank Contents Contents Interface Contents GL-1 Illustrations Figures Tables Surface temperature measurement points and standard values Device Overview Functions and performance FeaturesAdaptability Features Specifications MHE2064AT/MHE2043AT Device SpecificationsSpecifications summary MHE2064AT MHE2043AT Format Capacity *1 Model and product number Power RequirementsSpecifications MHE2064AT/2043AT/MHF2043AT/2021AT Model names and product numbers Current and power dissipation Environmental Specifications Environmental specifications Acoustic Noise Acoustic noise specificationShock and vibration specification Shock and Vibration Reliability MTBF= Error Rate Media Defects This page is intentionally left blank Device Configuration Device Configuration Disk drive outerview the MHE Series and MHF Series Configuration of disk media heads 2 1 drive connection System ConfigurationATA interface 3 2 drives connection System Configuration This page is intentionally left blank Installation Conditions Dimensions Dimensions MHE series 1/2 Dimensions MHF series 2/2 Mounting Orientation Sample MHE2064AT PCA Mounting frame structure Measurement point Temperature Service area Sample MHE2064AT Device connector Cable Connections Device connection Cable connector specificationsCable connector specifications Berg Power supply connector CN1 Jumper SettingsLocation of setting jumpers Factory default setting Master drive-slave drive setting Csel setting 12 Csel setting 14 Example 2 of Cable Select This page is intentionally left blank Theory of Device Operation Disk OutlineSubassemblies Head Actuator SpindleAir filter Circuit Configuration Circuit Configuration Power-on Sequence Self-calibration contents Self-calibration Execution timing of self-calibration Read/write Circuit Command processing during self-calibrationSelf-calibration execution timechart Read/write preamplifier PreAMP Write circuit Write precompensation algorithm Read/write circuit block diagram Frequency characteristic of programmable filter Read circuit Digital PLL circuit Servo Control Servo control circuit Servo Control Physical sector servo configuration on disk surface Servo Control Data-surface servo format Servo frame format Actuator motor control Spindle motor control Servo Control This page is intentionally left blank Interface Interface signals Physical Interface Signal assignment on the interface connector Signal assignment on the connectorDasp GND Stop EncselDiow Dior Iordy DaspDdmardy Logical Interface I/O registers 1 I/O registersDA2 DA1 DA0 Command block registers UNC Idnf Abrt Logical Interface DEV HS3 HS2 HS1 HS0 BSY DSC DRQ ERR Interface Control block registers Host CommandsSrst Command code and parameters Command code and parameters 1 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 3 Information to be read by Identify Device command 4 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 SET Features X’EF’ Identify Device DMA X’EE’ 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’ Format of device attribute value data 1FF 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 Error posting 13 Command code and parameters 1 13 Command code and parameters 2 Data transferring commands from device to host Command ProtocolExecute Device Diagnostic Initialize Device Parameters Read Sectors command protocol Data transferring commands from host to device Protocol for command abort Write Sectors command protocol Commands without data transfer DMA data transfer commands Other commandsRead Multiple Sleep Write Multiple Normal DMA data transfer Ultra DMA Feature Set Overview Phases of operation Ultra DMA burst initiation phase Data transfer phase Ultra DMA burst termination phase Ultra DMA data in commands Initiating an Ultra DMA data in burst Pausing an Ultra DMA data in burst Data in transfer Terminating an Ultra DMA data in burst Interface Ultra DMA Feature Set Initiating an Ultra DMA data out burst Ultra DMA data out commandsData out transfer 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 Series termination required for Ultra DMA 15 Recommended series termination for Ultra DMA Timing PIO data transfer 10 Data transfer timing 11 Single word DMA data transfer timing mode Single word DMA data transfer 12 Multiword DMA data transfer timing mode Multiword DMA data transfer Transfer of Ultra DMA data Starting of Ultra DMA data In Burst Name Mode Comment MIN MAX 16 Ultra DMA data burst timing requirements 2 Dmardy Sustained Ultra DMA data in burst 14 Sustained Ultra DMA data in burst Host pausing an Ultra DMA data in burst 15 Host pausing an Ultra DMA data in burst Device terminating an Ultra DMA data in burst 16 Device terminating an Ultra DMA data in burst Host terminating an Ultra DMA data in burst 17 Host terminating an Ultra DMA data in burst 18 Initiating an Ultra DMA data out burst Sustained Ultra DMA data out burst 19 Sustained Ultra DMA data out burst Device pausing an Ultra DMA data out burst 20 Device pausing an Ultra DMA data out burst Host terminating an Ultra DMA data out burst 21 Host terminating an Ultra DMA data out burst 22 Device terminating an Ultra DMA data out burst Power-on and reset 23 Power on Reset Timing This page is intentionally left blank Operations Device Response to the Reset Response to power-on 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 Default parameters Default parametersAddress Translation Address translation example in CHS mode Logical address Power Save Power save mode Operations Power commands Defect Management Spare area Alternating defective sectors Alternate cylinder assignment Read-Ahead Cache Data buffer configurationCaching operation − Write Sectors − Write DMA − Write Multiple Read Sector S Read Multiple Read DMA− Read Sector S − Read DMA Usage of read segment Mis-hit no hit Sequential read Mis-hit data Empty area Read-ahead data New read-ahead data Hit data HAP Full hit hit allDAP Partially hit Write Cache Write Sectors Write Multiple Write DMA This page is intentionally left blank Glossary PIO Programmed input-output Power save modeRotational delay Positioning Status VCM This page is intentinally left blank Acronyms and Abbreviations This page is intentionally left blank Index Index Identify Device 5-31 Identify Device DMA 5-38 Idle MPU Mtbf Mttr Read DMA Read Long 5-47 Read Multiple 5-18 Read Sectors IN-4 C141-E057-01EN This page is intentinally left blank MHE2064AT, MHE2043AT, MHF2043AT, MHF2021AT Disk Drive Comment FormJapan C141-E057-02EN

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