Fujitsu MHK2090AT manuales

Fujitsu MHK2090AT Manual de usuario (227 paginas)

Marca: Fujitsu | Categoria: Hardware | Tamaño: 5.16 MB |

Inglés

Tabla de contenidos

MHJ2181AT, MHK2120AT

1

MHK2090AT, MHK2060AT

1

DISK DRIVES

1

PRODUCT MANUAL

1

FOR SAFE OPERATION

2

Revision History

4

Overview of Manual

6

Operating Environment

7

Attention

7

Liability Exception

8

Important Alert Items

10

Manual Organization

12

Contents

14

Illustrations

19

CHAPTER 1 Device Overview

22

1.1 Features

23

1.1.3 Interface

24

1.2 Device Specifications

25

1.3 Power Requirements

26

1.5 Acoustic Noise

29

1.6 Shock and Vibration

29

1.7 Reliability

30

1.8 Error Rate

31

1.9 Media Defects

31

C141-E088-03EN 2-1

32

2.1 Device Configuration

32

2.2 System Configuration

32

3.1 Dimensions

39

3.1 Dimensions

40

C141-E088-03EN 3-3

40

3.2 Mounting

41

3.3 Cable Connections

46

3.3.3 Device connection

47

3.4 Jumper Settings

48

3.4.2 Factory default setting

49

3.4.4 CSEL setting

50

3-14 C141-E088-03EN

51

Installation Conditions

51

4.1 Outline

53

4.2 Subassemblies

53

4.2.3 Spindle

54

4.2.4 Actuator

54

4.2.5 Air filter

54

4.3 Circuit Configuration

55

4.3 Circuit Configuration

56

C141-E088-03EN 4-5

56

4.4 Power-on Sequence

57

4.5 Self-calibration

58

• The power is turned on

59

4.6 Read/write Circuit

60

4.6.2 Write circuit

61

4.6 Read/write Circuit

62

C141-E088-03EN 4-11

62

4.6.3 Read circuit

63

4.6.4 Digital PLL circuit

64

4.7 Servo Control

65

Servo frame

67

(66 servo frames

67

4.7.3 Servo frame format

69

4.7.4 Actuator motor control

70

4.7.5 Spindle motor control

71

CHAPTER 5 Interface

74

5.1 Physical Interface

75

5.2 Logical Interface

79

5.2.1 I/O registers

80

5.2.2 Command block registers

81

5.3 Host Commands

86

5.3.2 Command descriptions

89

(CM) 1 1 1 1 0 1 0 0

123

• Status Flag

136

• Data format version number

136

• Attribute ID

136

• Current attribute value

137

• Raw attribute value

137

• Self test execution status

137

• Error logging capability

138

• Check sum

139

• Insurance failure threshold

139

• Error log index

140

• Error log 1 to 5

140

• Command data 1 to 5

140

• Error data

140

• Status

140

• Self test log 1 to 21

141

• Self test index

141

• SECURITY SET PASSWORD

145

• SECURITY UNLOCK

145

• SECURITY DISABLE PASSWORD

145

• SECURITY ERASE UNIT

145

5.3.3 Error posting

150

Interface

151

5-78 C141-E088-03EN

151

5.4 Command Protocol

152

5.4.4 Other commands

157

5.5 Ultra DMA Feature Set

159

5.5.2 Phases of operation

160

5.6 Timing

174

5-102 C141-E088-03EN

175

5.6 Timing

176

C141-E088-03EN 5-103

176

C141-E088-03EN 5-105

178

5-106 C141-E088-03EN

179

5.6.4 Power-on and reset

189

CHAPTER 6 Operations

190

6.1.1 Response to power-on

191

C141-E088-03EN 6-3

192

6 seconds

195

6.2 Address Translation

196

6.2.2 Logical address

197

6.3 Power Save

198

6.4 Defect Management

200

6.4.1 Spare area

201

512 MB (524,288 bytes)

203

262,144 byte (512 sector)

203

131,072 byte (256 sector)

203

131,072 byte

203

− WRITE SECTOR(S)

204

− WRITE DMA

204

− WRITE MULTIPLE

204

− READ SECTOR (S)

204

− READ DMA

204

6.5.3 Usage of read segment

205

Empty areaMis-hit data

207

Start LBALast LBA

207

Read-ahead data

207

Start LBA

210

Last LBA

210

6.6 Write Cache

211

• WRITE SECTOR(S)

212

• WRITE MULTIPLE

212

• WRITE DMA

212

Glossary

214

Acronyms and Abbreviations

218

Comment Form

225

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