manuais Fujitsu DISK DRIVES MHM215OAT

Fujitsu DISK DRIVES MHM215OAT Manual do Utilizador (231 páginas)

Marca: Fujitsu | Categoria: Hardware | Tamanho: 2.02 MB |

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Índice

MHL2300AT, MHM2200AT

1

MHM2150AT, MHM2100AT

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-E104-02EN 2-1

32

2.1 Device Configuration

32

2.2 System Configuration

32

3.1 Dimensions

39

3.1 Dimensions

40

C141-E104-02EN 3-3

40

3.2 Mounting

41

3.2 Mounting

46

C141-E104-02EN 3-9

46

Figure 3.7 Handling cautions

46

3.3 Cable Connections

47

3.3.3 Device connection

48

3.4 Jumper Settings

49

3.4.2 Factory default setting

50

3.4.4 CSEL setting

51

3.4 Jumper Settings

52

C141-E104-02EN 3-15

52

4.1 Outline

55

4.2 Subassemblies

55

4.2.3 Spindle

56

4.2.4 Actuator

56

4.2.5 Air filter

56

4.3 Circuit Configuration

57

Theory of Device Operation

59

4-6 C141-E104-02EN

59

4.4 Power-on Sequence

60

4.5 Self-calibration

61

• The power is turned on

62

4.6 Read/write Circuit

63

4.6.2 Write circuit

64

4-12 C141-E104-02EN

65

4.6.3 Read circuit

66

4.6.4 Digital PLL circuit

67

4.7 Servo Control

68

4.7.3 Servo frame format

73

4.7.4 Actuator motor control

74

4.7.5 Spindle motor control

75

CHAPTER 5 Interface

78

5.1 Physical Interface

79

− assertion of RESET- signal

81

5.2 Logical Interface

83

5.2.1 I/O registers

84

5.2.2 Command block registers

85

5.3 Host Commands

90

5.3.2 Command descriptions

93

Password information

124

(CM) 11110100

132

• Data format version number

146

• Attribute ID

146

• Current attribute value

147

• Raw attribute value

147

• Self test execution status

147

• Error logging capability

148

• Check sum

149

• Error data

150

• Status

150

• Self test log 1 to 21

151

• Self test index

151

• SECURITY SET PASSWORD

155

• SECURITY UNLOCK

155

• SECURITY DISABLE PASSWORD

155

• SECURITY ERASE UNIT

155

5.3.3 Error posting

160

Interface

161

5-84 C141-E104-02EN

161

5.4 Command Protocol

162

IMPORTANT

163

5.4.4 Other commands

167

5.5 Ultra DMA Feature Set

169

5.5.2 Phases of operation

170

5.6 Timing

184

5-108 C141-E104-02EN

185

5.6 Timing

186

C141-E104-02EN 5-109

186

C141-E104-02EN 5-111

188

5-112 C141-E104-02EN

189

5.6.4 Power-on and reset

199

CHAPTER 6 Operations

200

6.1.1 Response to power-on

201

C141-E104-02EN 6-3

202

6.2 Address Translation

206

6.2.2 Logical address

207

6.3 Power Save

208

6.4 Defect Management

210

6.4.1 Spare area

211

1234567 505 506

212

1234567 505 506(unused)

212

6.5 Read-Ahead Cache

213

• READ SECTOR (S)

214

6.5.3 Usage of read segment

215

6.6 Write Cache

221

Glossary

224

Acronyms and Abbreviations

228

Comment Form

230

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