ملخص المحتوى في الصفحة رقم 1
C141-E057-02EN
MHE2064AT, MHE2043AT
MHF2043AT, MHF2021AT
DISK DRIVE
PRODUCT MANUAL
ملخص المحتوى في الصفحة رقم 2
FOR SAFE OPERATION Handling of This Manual This manual contains important information for using this product. Read thoroughly before using the product. Use this product only after thoroughly reading and understanding especially the section “Important Alert Items” in this manual. Keep this manual handy, and keep it carefully. FUJITSU makes every effort to prevent users and bystanders from being injured or from suffering damage to their property. Use the product according to this manual. IMPOR
ملخص المحتوى في الصفحة رقم 3
This page is intentionally left blank.
ملخص المحتوى في الصفحة رقم 4
Revision History (1/1) Edition Date Revised section (*1) Details (Added/Deleted/Altered) 01 1998-06-20 — — 02 1998-09-10 *1 Section(s) with asterisk (*) refer to the previous edition when those were deleted. C141-E057-02EN
ملخص المحتوى في الصفحة رقم 5
This page is intentionally left blank.
ملخص المحتوى في الصفحة رقم 6
Preface This manual describes the MHE Series and MHF Series, 2.5-inch hard disk drives. These drives have a built-in controller that is compatible with the ATA interface. This manual describes the specifications and functions of the drives and explains in detail how to incorporate the drives into user systems. This manual assumes that the reader has a basic knowledge of hard disk drives and their implementations in computer systems. This manual consists of seven chapters and sections explaining
ملخص المحتوى في الصفحة رقم 7
Preface Conventions for Alert Messages This manual uses the following conventions to show the alert messages. An alert message consists of an alert signal and alert statements. The alert signal consists of an alert symbol and a signal word or just a signal word. The following are the alert signals and their meanings: This indicates a hazarous situation could result in minor or moderate personal injury if the user does not perform the procedure correctly. This alert signal also indicates that
ملخص المحتوى في الصفحة رقم 8
Preface Liability Exception “Disk drive defects” refers to defects that involve adjustment, repair, or replacement. Fujitsu is not liable for any other disk drive defects, such as those caused by user misoperation or mishandling, inappropriate operating environments, defects in the power supply or cable, problems of the host system, or other causes outside the disk drive. C141-E057-01EN iii
ملخص المحتوى في الصفحة رقم 9
This page is intentionally left blank.
ملخص المحتوى في الصفحة رقم 10
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 3-7 magnetic soures such as loud speakers. Ensure that the
ملخص المحتوى في الصفحة رقم 11
This page is intentionally left blank.
ملخص المحتوى في الصفحة رقم 12
Manual Organization MHE2064AT, MHE2043AT • Device Overview MHF2043AT, MHF2021AT • Device Configuration • Installation Conditions DISK DRIVE • Theory of Device Operation PRODUCT MANUAL • Interface (C141-E057) • Operations MHE2064AT, MHE2054AT • Maintenance and Diagnosis MHF2043AT, MHF2032AT • Removal and Replacement Procedure MHF2021AT DISK DRIVE MAINTENANCE MANUAL (C141-F031) C141-E057-02EN vii
ملخص المحتوى في الصفحة رقم 13
This page is intentionally left blank.
ملخص المحتوى في الصفحة رقم 14
Contents CHAPTER 1 Device Overview........................................................................ 1-1 1.1 Features 1-2 1.1.1 Functions and performance 1-2 1.1.2 Adaptability 1-2 1.1.3 Interface 1-3 1.2 Device Specifications 1-4 1.2.1 Specifications summary 1-4 1.2.2 Model and product number 1-6 1.3 Power Requirements 1-6 1.4 Environmental Specifications 1-8 1.5 Acoustic Noise 1-9 1.6 Shock and Vibration 1-9 1.7 Reliability 1-10 1.8 Error R
ملخص المحتوى في الصفحة رقم 15
Contents CHAPTER 3 Installation Conditions..............................................................3-1 3.1 Dimensions 3-2 3.2 Mounting 3-4 3.3 Cable Connections 3-8 3.3.1 Device connector 3-8 3.3.2 Cable connector specifications 3-9 3.3.3 Device connection 3-9 3.3.4 Power supply connector (CN1) 3-10 3.4 Jumper Settings 3-10 3.4.1 Location of setting jumpers 3-10 3.4.2 Factory default setting 3-11 3.4.3 Master drive-slave drive setting 3-11 3.4.4 C
ملخص المحتوى في الصفحة رقم 16
Contents 4.6.1 Read/write preamplifier (PreAMP) 4-9 4.6.2 Write circuit 4-10 4.6.3 Read circuit 4-12 4.6.4 Digital PLL circuit 4-13 4.7 Servo Control 4-14 4.7.1 Servo control circuit 4-14 4.7.2 Data-surface servo format 4-18 4.7.3 Servo frame format 4-18 4.7.4 Actuator motor control 4-19 4.7.5 Spindle motor control 4-20 CHAPTER 5 Interface ..................................................................................... 5-1 5.1 Physical Interface 5
ملخص المحتوى في الصفحة رقم 17
Contents 5.5.2 Phases of operation 5-81 5.5.2.1 Ultra DMA burst initiation phase 5-81 5.5.2.2 Data transfer phase 5-82 5.5.2.3 Ultra DMA burst termination phase 5-82 5.5.3 Ultra DMA data in commands 5-83 5.5.3.1 Initiating an Ultra DMA data in burst 5-83 5.5.3.2 The data in transfer 5-84 5.5.3.3 Pausing an Ultra DMA data in burst 5-84 5.5.3.4 Terminating an Ultra DMA data in burst 5-85 5.5.4 Ultra DMA data out commands 5-88 5.5.4.1 Initiating an Ultra DMA
ملخص المحتوى في الصفحة رقم 18
Contents CHAPTER 6 Operations ................................................................................. 6-1 6.1 Device Response to the Reset 6-2 6.1.1 Response to power-on 6-2 6.1.2 Response to hardware reset 6-4 6.1.3 Response to software reset 6-5 6.1.4 Response to diagnostic command 6-6 6.2 Address Translation 6-7 6.2.1 Default parameters 6-7 6.2.2 Logical address 6-8 6.3 Power Save 6-9 6.3.1 Power save mode 6-9 6.3.2 Power commands 6-11 6.4
ملخص المحتوى في الصفحة رقم 19
Contents Illustrations Figures Figure 1.1 Current fluctuation (Typ.) at +5V when power is turned on 1-7 Figure 2.1 Disk drive outerview (the MHE Series and MHF Series) 2-2 Figure 2.2 Configuration of disk media heads 2-3 Figure 2.3 1 drive system configuration 2-4 Figure 2.4 2 drives configuration 2-4 Figure 3.1 Dimensions (MHE/MHF series) 3-2 Figure 3.2 Orientation (Sample: MHE2064AT) 3-4 Figure 3.3 Mounting frame structure 3-5 Figure 3.4 Surface temperature meas
ملخص المحتوى في الصفحة رقم 20
Contents Figure 5.5 WRITE SECTOR(S) command protocol 5-76 Figure 5.6 Protocol for the command execution without data transfer 5- 78 Figure 5.7 Normal DMA data transfer 5-79 Figure 5.8 An example of generation of parallel CRC 5-93 Figure 5.9 Ultra DMA termination with pull-up or pull-down 5-94 Figure 5.10 Data transfer timing 5-96 Figure 5.11 Single word DMA data transfer timing (mode 2) 5-97 Figure 5.12 Multiword DMA data transfer timing (mode 2) 5-98 Figure 5.13
