Fujitsu MHA2021AT, MHA2032AT Important Alert Items

C141-E042-01EN v

Important Alert Items

Important Alert Messages

The important alert messages in this manual are as follows:

A hazardous situation could result in minor or moderate personal

injury if the user does not perform the procedure correctly. Also,

damage to the predate or other property, may occur if the user does

not perform the procedure correctly.

Task Alert message Page

Normal Operation Data corruption: Avoid mounting the disk near strong

magnetic soures such as loud speakers. Ensure that the disk

drive is not affected by extrnal magnetic fields.

3-6

Contents

Main FOR SAFE OPERATION Page Preface Overview of Manual Conventions for Alert Messages Operating Environment Attention Liability Exception Important Alert Items Important Alert Messages Contents CHAPTER 1 Device Overview .......................................................................1-1 CHAPTER 2 Device Configuration................................................................ 2-1 CHAPTER 3 Installation Conditions..............................................................3-1 CHAPTER 4 Theory of Device Operation......................................................4-1 Page Page Illustrations Figures Tables Page CHAPTER 1 Device Overview 1.1 Features 1.1.1 Functions and performance 1.1.2 Adaptability 1.1.3 Interface Page 1.2 Device Specifications 1.2.1 Specifications summary 1.2.2 Model and product number 1.3 Power Requirements Page 1.4 Environmental Specifications 1.5 Acoustic Noise 1.6 Shock and Vibration 1.7 Reliability 1.8 Error Rate 1.9 Media Defects Page 2.1 Device Configuration Page 2.2 System Configuration 2.2.1 ATA interface 2.2.2 1 drive connection 2.2.3 2 drives connection Page Page Page Page Page Page 3.3 Cable Connections 3.3.1 Device connector 3.3.2 Cable connector specifications 3.3.3 Device connection 3.4 Jumper Settings Page 3.4.4 CSEL setting Page CHAPTER 4 Theory of Device Operation 4.1 Outline 4.2 Subassemblies 4.2.1 Disk 4.2.2 Head Page 4.3 Circuit Configuration Page 4.4 Power-on Sequence 4.5 Self-calibration 4.5.1 Self-calibration contents 4.5.2 Execution timing of self-calibration 4.5.3 Command processing during self-calibration 4.6 Read/write Circuit 4.6.1 Read/write preamplifier (PreAMP) 4.6.2 Write circuit Page 4.6.3 Read circuit 4.6.4 Time base generator circuit 4.7 Servo Control 4.7.1 Servo control circuit Page Page Page 4.7.2 Data-surface servo format 4.7.3 Servo frame format 4.7.4 Actuator motor control 4.7.5 Spindle motor control Page Page Page Page Page Page 5.2 Logical Interface 5.2.1 I/O registers Page 5.2.2 Command block registers Page Page Page Page 5.2.3 Control block registers 5.3 Host Commands 5.3.1 Command code and parameters Page 5.3.2 Command descriptions Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page 5.3.3 Error posting Page 5.4 Command Protocol 5.4.1 Data transferring commands from device to host Page 5.4.2 Data transferring commands from host to device Page 5.4.3 Commands without data transfer 5.4.4 Other commands 5.4.5 DMA data transfer commands Page Page Page Page Page Page Page 6.1 Device Response to the Reset 6.1.1 Response to power-on Page 6.1.2 Response to hardware reset 6.1.3 Response to software reset 6.1.4 Response to diagnostic command 6.2 Address Translation 6.2.1 Default parameters 6.2.2 Logical address 6.3 Power Save 6.3.1 Power save mode Page 6.3.2 Power commands 6.4 Defect Management 6.4.1 Spare area 6.4.2 Alternating defective sectors Page 6.5 Read-Ahead Cache 6.5.1 Data buffer configuration 6.5.2 Caching operation Page 6.5.3 Usage of read segment Page Page Page Page Page 6.6 Write Cache Page Glossary Page Page Acronyms and Abbreviations Index Page Page Page Page Page Comment Form