Contents. Fujitsu MHT2040AT, MHT2030AT, MHT2080AT, MHT2020AT, MHT2060AT

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Contents. Fujitsu MHT2040AT, MHT2030AT, MHT2080AT, MHT2020AT, MHT2060AT | Manualzz

Contents

Device Overview ................................................................................................ 1-1

1.1

Features................................................................................................... 1-2

1.1.1

Functions and performance................................................................... 1-2

1.1.2

Adaptability .......................................................................................... 1-2

1.1.3

Interface ................................................................................................ 1-3

1.2

Device Specifications ............................................................................. 1-4

1.2.1

Specifications summary........................................................................ 1-4

1.2.2

Model and product number................................................................... 1-5

1.3

Power Requirements ............................................................................... 1-5

1.4

Environmental Specifications ................................................................. 1-8

1.5

Acoustic Noise........................................................................................ 1-9

1.6

Shock and Vibration ............................................................................... 1-9

1.7

Reliability.............................................................................................. 1-10

1.8

Error Rate.............................................................................................. 1-11

1.9

Media Defects ....................................................................................... 1-11

1.10 Load/Unload Function .......................................................................... 1-11

1.11 Advanced Power Management ............................................................. 1-12

CHAPTER 2 Device Configuration................................................................ 2-1

2.1

Device Configuration.............................................................................. 2-2

2.2

System Configuration ............................................................................. 2-3

2.2.1

ATA interface ....................................................................................... 2-3

2.2.2

1 drive connection................................................................................. 2-3

2.2.3

2 drives connection ............................................................................... 2-4

C141-E192-01EN ix

Contents

CHAPTER 3 Installation Conditions.............................................................. 3-1

3.1

Dimensions.............................................................................................. 3-2

3.2

Mounting ................................................................................................. 3-3

3.3

Cable Connections .................................................................................. 3-9

3.3.1

Device connector................................................................................... 3-9

3.3.2

Cable connector specifications ........................................................... 3-10

3.3.3

Device connection............................................................................... 3-10

3.3.4

Power supply connector (CN1)........................................................... 3-11

3.4

Jumper Settings ..................................................................................... 3-11

3.4.1

Location of setting jumpers ................................................................ 3-11

3.4.2

Factory default setting......................................................................... 3-12

3.4.3

Master drive-slave drive setting.......................................................... 3-12

3.4.4

CSEL setting ....................................................................................... 3-13

3.4.5

Power Up in Standby setting............................................................... 3-14

CHAPTER 4 Theory of Device Operation...................................................... 4-1

4.1

Outline..................................................................................................... 4-2

4.2

Subassemblies ......................................................................................... 4-2

4.2.1

Disk ....................................................................................................... 4-2

4.2.2

Spindle .................................................................................................. 4-2

4.2.3

Actuator................................................................................................. 4-2

4.2.4

Air filter ................................................................................................ 4-3

4.3

Circuit Configuration .............................................................................. 4-3

4.4

Power-on Sequence ................................................................................. 4-6

4.5

Self-calibration........................................................................................ 4-7

4.5.1

Self-calibration contents ....................................................................... 4-7

4.5.2

Execution timing of self-calibration ..................................................... 4-8

4.5.3

Command processing during self-calibration ....................................... 4-9

4.6

Read/write Circuit ................................................................................... 4-9

4.6.1

Read/write preamplifier (PreAmp) ....................................................... 4-9 x C141-E192-01EN

Contents

4.6.2

Write circuit .......................................................................................... 4-9

4.6.3

Read circuit ......................................................................................... 4-11

4.6.4

Digital PLL circuit .............................................................................. 4-12

4.7

Servo Control ........................................................................................ 4-13

4.7.1

Servo control circuit ........................................................................... 4-13

4.7.2

Data-surface servo format................................................................... 4-16

4.7.3

Servo frame format ............................................................................. 4-18

4.7.4

Actuator motor control ....................................................................... 4-19

4.7.5

Spindle motor control ......................................................................... 4-20

CHAPTER 5 Interface..................................................................................... 5-1

5.1

Physical Interface.................................................................................... 5-2

5.1.1

Interface signals .................................................................................... 5-2

5.1.2

Signal assignment on the connector...................................................... 5-3

5.2

Logical Interface ..................................................................................... 5-6

5.2.1

I/O registers........................................................................................... 5-7

5.2.2

Command block registers ..................................................................... 5-8

5.2.3

Control block registers........................................................................ 5-13

5.3

Host Commands.................................................................................... 5-14

5.3.1

Command code and parameters .......................................................... 5-14

5.3.2

Command descriptions ....................................................................... 5-18

5.3.3

Error posting ..................................................................................... 5-107

5.4

Command Protocol ............................................................................. 5-109

5.4.1

PIO Data transferring commands from device to host...................... 5-109

5.4.2

PIO Data transferring commands from host to device...................... 5-111

5.4.3

Commands without data transfer ...................................................... 5-113

5.4.4

Other commands ............................................................................... 5-115

5.4.5

DMA data transfer commands .......................................................... 5-115

5.5

Ultra DMA Feature Set....................................................................... 5-118

5.5.1

Overview........................................................................................... 5-118

5.5.2

Phases of operation ........................................................................... 5-119

5.5.3

Ultra DMA data in commands.......................................................... 5-119

C141-E192-01EN xi

Contents

5.5.3.1 Initiating an Ultra DMA data in burst............................................. 5-119

5.5.3.2 The data in transfer ......................................................................... 5-120

5.5.3.3 Pausing an Ultra DMA data in burst............................................... 5-120

5.5.3.4 Terminating an Ultra DMA data in burst........................................ 5-121

5.5.4

Ultra DMA data out commands ........................................................ 5-124

5.5.4.1 Initiating an Ultra DMA data out burst........................................... 5-124

5.5.4.2 The data out transfer ....................................................................... 5-124

5.5.4.3 Pausing an Ultra DMA data out burst............................................. 5-125

5.5.4.4 Terminating an Ultra DMA data out burst...................................... 5-126

5.5.5

Ultra DMA CRC rules ...................................................................... 5-128

5.5.6

Series termination required for Ultra DMA...................................... 5-129

5.6

Timing ................................................................................................. 5-130

5.6.1

PIO data transfer ............................................................................... 5-130

5.6.2

Multiword data transfer..................................................................... 5-131

5.6.3

Ultra DMA data transfer ................................................................... 5-132

5.6.3.1 Initiating an Ultra DMA data in burst............................................. 5-132

5.6.3.2 Ultra DMA data burst timing requirements .................................... 5-133

5.6.3.3 Sustained Ultra DMA data in burst................................................. 5-136

5.6.3.4 Host pausing an Ultra DMA data in burst ...................................... 5-137

5.6.3.5 Device terminating an Ultra DMA data in burst............................. 5-138

5.6.3.6 Host terminating an Ultra DMA data in burst ................................ 5-139

5.6.3.7 Initiating an Ultra DMA data out burst........................................... 5-140

5.6.3.8 Sustained Ultra DMA data out burst............................................... 5-141

5.6.3.9 Device pausing an Ultra DMA data out burst................................. 5-142

5.6.3.10 Host terminating an Ultra DMA data out burst .............................. 5-143

5.6.3.11 Device terminating an Ultra DMA data out burst........................... 5-144

5.6.4

Power-on and reset............................................................................ 5-145

CHAPTER 6 Operations ................................................................................. 6-1

6.1

Device Response to the Reset ................................................................. 6-2

6.1.1

Response to power-on ........................................................................... 6-2

6.1.2

Response to hardware reset................................................................... 6-3

6.1.3

Response to software reset.................................................................... 6-5

6.1.4

Response to diagnostic command ......................................................... 6-6 xii C141-E192-01EN

Contents

6.2

Power Save.............................................................................................. 6-7

6.2.1

Power save mode .................................................................................. 6-7

6.2.2

Power commands .................................................................................. 6-9

6.3

Defect Processing ................................................................................... 6-9

6.3.1

Spare area.............................................................................................. 6-9

6.3.2

Alternating processing for defective sectors ...................................... 6-10

6.4

Read-ahead Cache................................................................................. 6-12

6.4.1

DATA buffer structure ....................................................................... 6-12

6.4.2

Caching operation ............................................................................... 6-13

6.4.3

Using the read segment buffer ............................................................ 6-15

6.4.3.1 Miss-hit............................................................................................. 6-15

6.4.3.2 Sequential Hit ................................................................................... 6-16

6.4.3.3 Full hit............................................................................................... 6-17

6.4.3.4 Partial hit........................................................................................... 6-18

6.5

Write Cache .......................................................................................... 6-19

6.5.1

Cache operation .................................................................................. 6-19

Glossary............................................................................................................GL-1

Acronyms and Abbreviations ........................................................................ AB-1

Index .................................................................................................................. IN-1

C141-E192-01EN xiii

Contents

Illustrations

Figures

Figure 1.1

Negative voltage at +5 V when power is turned off .......................... 1-6

Figure 1.2

Current fluctuation (Typ.) at +5 V when power is turned on ............ 1-8

Figure 2.1

Disk drive outerview.......................................................................... 2-2

Figure 2.2

1 drive system configuration.............................................................. 2-3

Figure 2.3

2 drives configuration ........................................................................ 2-4

Figure 3.1

Dimensions......................................................................................... 3-2

Figure 3.2

Orientation ......................................................................................... 3-3

Figure 3.3

Mounting frame structure .................................................................. 3-4

Figure 3.4

Location of breather........................................................................... 3-5

Figure 3.5

Surface temperature measurement points .......................................... 3-6

Figure 3.6

Service area ........................................................................................ 3-7

Figure 3.7

Handling cautions .............................................................................. 3-8

Figure 3.8

Connector locations ........................................................................... 3-9

Figure 3.9

Cable connections ............................................................................ 3-10

Figure 3.10 Power supply connector pins (CN1) ................................................ 3-11

Figure 3.11 Jumper location................................................................................ 3-11

Figure 3.12 Factory default setting...................................................................... 3-12

Figure 3.13 Jumper setting of master or slave drive ........................................... 3-12

Figure 3.14 CSEL setting .................................................................................... 3-13

Figure 3.15 Example (1) of Cable Select ............................................................ 3-13

Figure 3.16 Example (2) of Cable Select ............................................................ 3-14

Figure 4.1

Power Supply Configuration.............................................................. 4-4

Figure 4.2

Circuit Configuration ......................................................................... 4-5

Figure 4.3

Power-on operation sequence ............................................................ 4-7

Figure 4.4

Read/write circuit block diagram..................................................... 4-10

Figure 4.5

Frequency characteristic of programmable filter............................. 4-11

Figure 4.6

Block diagram of servo control circuit ............................................ 4-13

Figure 4.7

Physical sector servo configuration on disk surface ........................ 4-17

Figure 4.8

Servo frame format .......................................................................... 4-18

Figure 5.1

Interface signals ................................................................................. 5-2

Figure 5.2

Execution example of READ MULTIPLE command..................... 5-21 xiv C141-E192-01EN

Contents

Figure 5.3

Read Sector(s) command protocol .................................................5-110

Figure 5.4

Protocol for command abort ..........................................................5-111

Figure 5.5

WRITE SECTOR(S) command protocol.......................................5-113

Figure 5.6

Protocol for the command execution without data transfer ...........5-114

Figure 5.7

Normal DMA data transfer ............................................................5-117

Figure 5.8

Ultra DMA termination with pull-up or pull-down .......................5-129

Figure 5.9

PIO data transfer timing .................................................................5-130

Figure 5.10 Multiword DMA data transfer timing (mode 2) ............................5-131

Figure 5.11 Initiating an Ultra DMA data in burst............................................5-132

Figure 5.12 Sustained Ultra DMA data in burst................................................5-136

Figure 5.13 Host pausing an Ultra DMA data in burst .....................................5-137

Figure 5.14 Device terminating an Ultra DMA data in burst............................5-138

Figure 5.15 Host terminating an Ultra DMA data in burst ...............................5-139

Figure 5.16 Initiating an Ultra DMA data out burst..........................................5-140

Figure 5.17 Sustained Ultra DMA data out burst..............................................5-141

Figure 5.18 Device pausing an Ultra DMA data out burst................................5-142

Figure 5.19 Host terminating an Ultra DMA data out burst .............................5-143

Figure 5.20 Device terminating an Ultra DMA data out burst..........................5-144

Figure 5.21 Power-on Reset Timing..................................................................5-145

Figure 6.1

Response to power-on ........................................................................6-3

Figure 6.2

Response to hardware reset................................................................6-4

Figure 6.3

Response to software reset.................................................................6-5

Figure 6.4

Response to diagnostic command ......................................................6-6

Figure 6.5

Sector slip processing ......................................................................6-10

Figure 6.6

Automatic alternating processing.....................................................6-11

Figure 6.7

Data buffer structure (2 MB Buffer)................................................6-12

C141-E192-01EN xv

Contents

Tables

Table 1.1

Specifications..................................................................................... 1-4

Table 1.2

Model names and product numbers ................................................... 1-5

Table 1.3

Current and power dissipation ........................................................... 1-7

Table 1.4

Environmental specifications............................................................. 1-8

Table 1.5

Acoustic noise specification .............................................................. 1-9

Table 1.6

Shock and vibration specification...................................................... 1-9

Table 3.1

Surface temperature measurement points and standard values.......... 3-6

Table 3.2

Cable connector specifications ........................................................ 3-10

Table 5.1

Signal assignment on the interface connector.................................... 5-3

Table 5.2

I/O registers........................................................................................ 5-7

Table 5.3

Command code and parameters ....................................................... 5-15

Table 5.4

Information to be read by IDENTIFY DEVICE command ............. 5-34

Table 5.5

Features register values and settable modes .................................... 5-44

Table 5.6

Diagnostic code................................................................................ 5-56

Table 5.7

Features Register values (subcommands) and functions ................. 5-68

Table 5.8

Format of device attribute value data............................................... 5-72

Table 5.9

Format of insurance failure threshold value data............................. 5-72

Table 5.10

Log Directory Data Format.............................................................. 5-77

Table 5.11

Data format of SMART Summary Error Log .................................. 5-78

Table 5.11.1 Data format of SMART Comprehensive Error Log ........................ 5-79

Table 5.12

SMART self-test log data format..................................................... 5-80

Table 5.13

Selective self-test log data structure ................................................ 5-81

Table 5.14

Selective self-test feature flags ........................................................ 5-82

Table 5.15

Contents of security password ......................................................... 5-83

Table 5.16

Contents of SECURITY SET PASSWORD data ............................ 5-87

Table 5.17

Relationship between combination of Identifier and

Security level, and operation of the lock function ........................... 5-88

Table 5.18

DEVICE CONFIGURATION IDENTIFY data structure ............... 5-94

Table 5.19

Operation of DOWNLOAD MICRO CODE ................................. 5-106

Table 5.20

Example of rewriting procedure of data 384 KBytes

(30000h Bytes) of microcode......................................................... 5-106

Table 5.21

Command code and parameters ..................................................... 5-107

Table 5.22

Recommended series termination for Ultra DMA......................... 5-129

Table 5.23

Ultra DMA data burst timing requirements ................................... 5-133

Table 5.24

Ultra DMA sender and recipient timing requirements .................. 5-135 xvi C141-E192-01EN

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Key Features

  • 80 GB 2.5" 4200 RPM Ultra-ATA/100
  • HDD
  • Storage drive buffer size: 8 MB
  • 99 g

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Frequently Answers and Questions

What is the capacity of the Fujitsu MHT2020AT?
The Fujitsu MHT2020AT has a capacity of 20GB.
What is the rotational speed of the Fujitsu MHT2020AT?
The Fujitsu MHT2020AT has a rotational speed of 5400RPM.
What interface does the Fujitsu MHT2020AT use?
The Fujitsu MHT2020AT uses the ATA interface.
Is the Fujitsu MHT2020AT shock-resistant?
Yes, the Fujitsu MHT2020AT is shock-resistant.
What is the form factor of the Fujitsu MHT2020AT?
The Fujitsu MHT2020AT has a 2.5-inch form factor.

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