Fujitsu MHT2020AT user manual

User manual for the device Fujitsu MHT2020AT

Device: Fujitsu MHT2020AT
Category: Computer Drive
Manufacturer: Fujitsu
Size: 1.78 MB
Added : 6/1/2014
Number of pages: 256
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Abstracts of contents
Summary of the content on the page No. 1

C141-E192-01EN
MHT2080AT, MHT2060AT, MHT2040AT
MHT2030AT, MHT2020AT
DISK DRIVES
PRODUCT MANUAL

Summary of the content on the page No. 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

Summary of the content on the page No. 3

Revision History (1/1) Revised section (*1) Edition Date Details (Added/Deleted/Altered) 01 2003-01-20 *1 Section(s) with asterisk (*) refer to the previous edition when those were deleted. C141-E192-01EN

Summary of the content on the page No. 4

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Summary of the content on the page No. 5

Preface This manual describes the MHT 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 the special t

Summary of the content on the page No. 6

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 hazardous situation could result in minor or moderate personal injury if the user does not perform the procedure correctly. This alert signal also indicates that

Summary of the content on the page No. 7

Preface Attention Please forward any comments you may have regarding this manual. To make this manual easier for users to understand, opinions from readers are needed. Please write your opinions or requests on the Comment at the back of this manual and forward it to the address described in the sheet. 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 mis

Summary of the content on the page No. 8

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Summary of the content on the page No. 9

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 product or other property, may occur if the user does not perform the procedure correctly. Task Alert message Page Normal Operation 3-7 Data corruption: Avoid mounting the disk near strong magnetic sources such as loud speakers. Ensure that the

Summary of the content on the page No. 10

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Summary of the content on the page No. 11

Manual Organization MHT2080AT, MHT2060AT, • Device Overview MHT2040AT  Device Configuration MHT2030AT, MHT2020AT  Installation Conditions  Theory of Device Operation DISK DRIVES  Interface PRODUCT MANUAL  Operations (C141-E192) MHT2080AT, MHT2060AT,  Maintenance and Diagnosis MHT2040AT  Removal and Replacement Procedure MHT2030AT, MHT2020AT DISK DRIVES MAINTENANCE MANUAL (C141-F063) C141-E192-01EN vii

Summary of the content on the page No. 12

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Summary of the content on the page No. 13

Contents 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 .........................

Summary of the content on the page No. 14

Contents CHAPTER 3 Installation Conditions..............................................................3-1 3.1 Dimensions..............................................................................................3-2 3.2 Mounting.................................................................................................3-3 3.3 Cable Connections ..................................................................................3-9 3.3.1 Device connector.....................................

Summary of the content on the page No. 15

Contents 4.6.2 Write circuit.......................................................................................... 4-9 4.6.3 Read circuit......................................................................................... 4-11 4.6.4 Digital PLL circuit.............................................................................. 4-12 4.7 Servo Control........................................................................................ 4-13 4.7.1 Servo control circuit ................

Summary of the content on the page No. 16

Contents 5.5.3.1 Initiating an Ultra DMA data in burst.............................................5-119 5.5.3.2 The data in transfer .........................................................................5-120 5.5.3.3 Pausing an Ultra DMA data in burst...............................................5-120 5.5.3.4 Terminating an Ultra DMA data in burst........................................5-121 5.5.4 Ultra DMA data out commands ........................................................5-124 5.5.

Summary of the content on the page No. 17

Contents 6.2 Power Save.............................................................................................. 6-7 6.2.1 Power save mode .................................................................................. 6-7 6.2.2 Power commands.................................................................................. 6-9 6.3 Defect Processing ................................................................................... 6-9 6.3.1 Spare area....................................

Summary of the content on the page No. 18

Contents Illustrations Figures Figure 1.1 Negative voltage at +5 V when power is turned off ..........................1-6 Figure 1.2 Current fluctuation (Typ.) at +5 V when power is turned on ............1-8 Figure 2.1 Disk drive outerview..........................................................................2-2 Figure 2.2 1 drive system configuration..............................................................2-3 Figure 2.3 2 drives configuration ............................................

Summary of the content on the page No. 19

Contents Figure 5.3 Read Sector(s) command protocol.................................................5-110 Figure 5.4 Protocol for command abort ..........................................................5-111 Figure 5.5 WRITE SECTOR(S) command protocol.......................................5-113 Figure 5.6 Protocol for the command execution without data transfer...........5-114 Figure 5.7 Normal DMA data transfer ............................................................5-117 Figure 5.8 Ultra D

Summary of the content on the page No. 20

Contents Tables Table 1.1 Specifications.....................................................................................1-4 Table 1.2 Model names and product numbers ...................................................1-5 Table 1.3 Current and power dissipation ...........................................................1-7 Table 1.4 Environmental specifications.............................................................1-8 Table 1.5 Acoustic noise specification .............................


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