Fujitsu MHT2040BH manuales

Fujitsu MHT2040BH Manual de usuario (264 paginas)

Marca: Fujitsu | Categoria: No | Tamaño: 1.28 MB |

Inglés

Tabla de contenidos

DISK DRIVES

1

PRODUCT MANUAL

1

FOR SAFE OPERATION

2

Revision History

3

Preface

5

Operating Environment

6

Conventions

6

Attention

7

Liability Exception

7

Important Alert Items

9

Manual Organization

11

Contents

13

Illustrations

19

CHAPTER 1 Device Overview

23

1.1 Features

24

1.1.3 Interface

25

1.2 Device Specifications

26

1.3 Power Requirements

28

1.5 Acoustic Noise

31

1.6 Shock and Vibration

31

1.7 Reliability

32

1.8 Error Rate

33

1.9 Media Defects

33

1.10 Load/Unload Function

33

This page is intentionally

38

blank

38

2.1 Device Configuration

40

2.2 System Configuration

41

3.1 Dimensions

44

3.2 Mounting

45

Installation Conditions

48

(4) Ambient temperature

48

Mounting screw hole

49

Cable connection

49

Shock absorbing mat

50

ESD mat

50

Wrist strap

50

3.3.1 Device connector

51

4.1 Outline

56

4.2 Subassemblies

56

4.3 Circuit Configuration

57

C141-E203-01EN 4-5

59

4.4 Power-on Sequence

60

4.5 Self-calibration

61

4.6 Read/write Circuit

63

4.6.3 Read circuit

64

4.6.4 Digital PLL circuit

65

4.7 Servo Control

66

Diameter

69

4.7.3 Servo frame format

70

4.7.5 Spindle motor control

72

CHAPTER 5 Interface

75

5.1 Physical Interface

76

COMRESET/COMINIT

78

106.7 ns

78

106.7 ns 106.7 ns

78

ACcoupling

81

5.1.4 Connector pinouts

82

Host located layers

83

Device located layers

83

5.2.1 Communication layers

84

5.3 Host Commands

96

5.3 Host Commands

97

C141-E203-01EN 5-23

97

5.3.2 Command descriptions

99

Interface

144

5-70 C141-E203-01EN

144

Word Value Content

144

' 0000 ' Reserved

163

Bit 0: Reserved

166

01h (*1)

175

Status information

188

Password information

189

Sector offset (7-0)

198

5.3.3 Error posting

213

5.4 Command Protocol

215

• READ DMA (EXT)

220

• IDENTFY DMA

220

• WRITE DMA (EXT) (FUA EXT)

221

5-150 C141-E203-01EN

224

5-152 C141-E203-01EN

226

CHAPTER 6 Operations

227

6.1 Reset and Diagnosis

228

6.1 Reset and Diagnosis

229

C141-E203-01EN 6-3

229

earlier than the host)

229

6.1.2 Response to COMRESET

230

6.2 Power Save

232

6.2.2 Power commands

234

6.3 Interface Power Save

235

6.4.1 Data buffer structure

237

6.4.2 Caching operation

238

241

6.5 Write Cache

244

IMPORTANT

245

Glossary

247

Acronyms and Abbreviations

249

Comment Form

259

DISK DRIVES PRODUCT MANUAL

261

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