Fujitsu MHH2048AT Manuals

Manuals and User Guides for Fujitsu MHH2048AT. We have 1 Fujitsu MHH2048AT manual available for free PDF download: Product Manual

Fujitsu MHH2048AT Product Manual

Fujitsu MHH2048AT Product Manual (223 pages)

DISK DRIVES

Brand: Fujitsu | Category: Storage | Size: 2.93 MB

Table of Contents

Table of Contents

14
- Revision History
  4
- Operating Environment
  7
- Important Alert Items
  10
- Manual Organization
  12
- CHAPTER 1 Device Overview
  
  22
  - Adaptability
    23
  - Features
    23
  - Functions and Performance
    23
  - Interface
    24
  - Device Specifications
    25
  - Specifications Summary
    25
  - Model and Product Number
    26
  - Power Requirements
    26
  - Figure 1.1 Current Fluctuation (Typ.) at +5V When Power Is Turned on
    27
  - Environmental Specifications
    28
  - Acoustic Noise
    29
  - Shock and Vibration
    29
  - Reliability
    30
  - Error Rate
    31
  - Media Defects
    31
- CHAPTER 2 Device Configuration
  
  32
- CHAPTER 3 Installation Conditions
  
  38
- CHAPTER 4 Theory of Device Operation
  
  52
  - Outline
    53
  - Subassemblies
    53
  - Disk
    53
  - Head
    53
  - Spindle
    54
  - Actuator
    54
  - Air Filter
    54
  - Figure 4.1 Head Structure
    54
  - Circuit Configuration
    55
  - Figure 4.2 Circuit Configuration
    56
  - Power-On Sequence
    57
  - Self-Calibration
    58
  - Self-Calibration Contents
    58
  - Figure 4.3 Power-On Operation Sequence
    58
  - Execution Timing of Self-Calibration
    59
  - Command Processing During Self-Calibration
    60
  - Read/Write Circuit
    60
  - Read/Write Preamplifier (Preamp)
    60
  - Write Circuit
    61
  - Figure 4.4 Read/Write Circuit Block Diagram
    62
  - Read Circuit
    63
  - Figure 4.5 Frequency Characteristic of Programmable Filter
    63
  - Digital PLL Circuit
    64
  - Servo Control
    65
  - Servo Control Circuit
    65
  - Figure 4.6 Block Diagram of Servo Control Circuit
    65
  - Figure 4.7 Physical Sector Servo Configuration on Disk Surface
    67
  - Data-Surface Servo Format
    69
  - Servo Frame Format
    69
  - Figure 4.8 Servo Frame Format
    69
  - Actuator Motor Control
    70
  - Spindle Motor Control
    71
- CHAPTER 5 Interface
  
  74
  - Physical Interface
    75
  - Interface Signals
    75
  - Figure 5.1 Interface Signals
    75
  - Signal Assignment on the Connector
    76
  - Logical Interface
    79
  - I/O Registers
    80
  - Command Block Registers
    81
  - Control Block Registers
    86
  - Host Commands
    86
  - Command Code and Parameters
    87
  - Command Descriptions
    89
  - Figure 5.2 Execution Example of READ MULTIPLE Command
    93
Table of Contents

102
- (Cl) 1F3 H
  103
- 1F1 (Fr)
  103
- 1F2 (Sc)
  103
- 1F3 (Sn)
  103
- 1F4 (Cl)
  103
- 1F5 (Ch)
  103
- 1F6 (Dh) DV
  103
- 1F7 (CM)
  103
- 1F7 (ST) Status Information
  103
- At Command Completion (I/O Registers Contents to be Read)
  103
- 1F3 (Sn)
  104
- 1F4 (Cl)
  104
- 1F5 (Ch)
  104
- 1F6 (Dh) DV
  104
- (Sc)
  113
- 1F1 (ER) Error Infomation
  117
- 1F1 (Fr)
  117
  - At Command Completion (I/O Registers Contents to be Read)
    117
- 1F7 (ST) Status Information
  117
  - (Dh) DV
    117
  - (Ch)
    117
  - (Cl) 1F3 H
    117
  - (Sn)
    117
- Error Posting
  144
- Command Protocol
  146
- Data Transferring Commands from Device to Host
  146
- Figure 5.3 Read Sector(S) Command Protocol
  147
- Data Transferring Commands from Host to Device
  148
- Commands Without Data Transfer
  150
- Dma Data Transfer Commands
  151
- Other Commands
  151
- Ultra Dma Feature Set
  153
Operations

186
- Chapter 6 Operations
  
  186
  - Device Response to the Reset
    187
    
    Response to Power-On
    187
    
    Response to Hardware Reset
    189
    
    Response to Software Reset
    190
    
    Response to Diagnostic Command
    191
  - Address Translation
    192
    
    Default Parameters
    192
    
    Logical Address
    193
  - Power Save
    194
  - Defect Management
    196
    
    Power Commands
    196
    
    Spare Area
    197
    
    Alternating Defective Sectors
    197
  - Read-Ahead Cache
    199
    
    Data Buffer Configuration
    199
    
    Caching Operation
    199
    
    Usage of Read Segment
    201
    
    Write Cache
    207
    
    Acronyms and Abbreviations
    214

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