Fujitsu MHU2100AT Bedienungsanleitung

C141-F067-01EN

MHU2100AT

DISK DRIVE

MAINTENANCE MANUAL

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.

IMPORTANT NOTE TO USERS

READ THE ENTIRE MANUAL CAREFULLY BEFORE USING THIS PRODUCT.

INCORRECT USE OF THE PRODUCT MAY RESULT IN INJURY OR DAMAGE TO

USERS, BYSTANDERS OR PROPERTY.

While FUJITSU has sought to ensure the accuracy of all information in this manual, FUJITSU

assumes no liability to any party for any damage caused by any error or omission contained in this

manual, its updates or supplements, whether such errors or omissions result from negligence,

accident, or any other cause. In addition, FUJITSU assumes no liability with respect to the

application or use of any product or system in accordance with the descriptions or instructions

contained herein; including any liability for incidental or consequential damages arising therefrom.

FUJITSU DISCLAIMS ALL WARRANTIES REGARDING THE INFORMATION CONTAINED

HEREIN, WHETHER EXPRESSED, IMPLIED, OR STATUTORY.

FUJITSU reserves the right to make changes to any products described herein without further

notice and without obligation.

This product is designed and manufactured for use in standard applications such as office work,

personal devices and household appliances. This product is not intended for special uses (atomic

controls, aeronautic or space systems, mass transport controls, medical devices for life support, or

weapons firing controls) where particularly high reliability requirements exist, where the pertinent

levels of safety are not guaranteed, or where a failure or operational error could threaten a life or

cause a physical injury (hereafter referred to as "mission-critical" use). Customers considering the

use of these products for mission-critical applications must have safety-assurance measures in place

beforehand. Moreover, they are requested to consult our sales representative before embarking on

such specialized use.

The contents of this manual may be revised without prior notice.

The contents of this manual shall not be disclosed in any way or reproduced in any media without

the express written permission of Fujitsu Limited.

C141-F067-01EN

Revision History

(1/1)

Edition Date Revised section (*1)

(Added/Deleted/Altered)

Details

01 2003-12-01 — —

*1 Section(s) with asterisk (*) refer to the previous edition when those were deleted.

This page is intentionally left blank.

C141-F067-01EN i

Preface

This manual describes the MHU2100AT 2.5-inch hard disk drive with a built-in controller that is

compatible with the ATA interface.

This manual explains, in detail, how to maintain the disk drives.

This manual assumes that users have a basic knowledge of hard disk drives and their application in

computer systems.

This manual consists of the following two chapters:

Overview of Manual

CHAPTER 1 Maintenance and Diagnosis

This chapter explains MHU2100AT maintenance requirements, operation

verification, and troubleshooting.

CHAPTER 2 Removal and Replacement Procedure

This chapter explains the procedure for removing and replacing MHU2100AT.

Abbreviations

This section lists the abbreviated terms and their full words used in this manual.

Index

In this manual, disk drives may be referred to as drives, or devices.

IBM PC-AT is a registered trademark of IBM (International Business Machines

Corporation) of the United States of America.

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 damages to the product or

other property may occur if the user does not perform

the procedure correctly.

This indicates information that could help the user

use the product more efficiently.

In the text, the alert signal is centered, followed below by the indented message.

A wider line space precedes and follows the alert message to show where the alert

message begins and ends. The following is an example:

Preface

ii C141-F067-01EN

(Example)

Don’t install or remove a PCA or connect or disconnect a cable or

connector plug when the drive is powered. This may give you an

electric shock.

The main alert messages in the text are also listed in the “Important Alert Items.”

Operating Environment

This product is designed to be used in offices or computer rooms.

For details regarding the operating environment of use, refer to the Product

Manual (C141-E202-01EN).

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

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-F067-01EN iii

Important Alert Items

Important Alert Messages

The important alert messages in this manual are as follows:

This manual uses the key alert messages given below.

The following manual also contains notes on safety precautions:

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

Maintenance Static, Damage

1. Don’t install or remove a PCA or connect or disconnect

a cable or connector plug when the drive is powered.

This may give you an electric shock.

2. Keep away from mechanical assemblies in the unit

during operation. This may cause injuries.

3. Avoid dangerous detergent when the disk drive is

cleaned.

1-2

Important Alert Items

iv C141-F067-01EN

Task Alert message Page

Maintenance Device damage

1. Before touching a PCA or the drive, wear a wrist strap

and perform the human body grounding to discharge

static electricity from your body. This will prevent

irreparable damage to the PCA and the head of the drive.

2. Don’t install or remove a PCA or connect or disconnect

a cable or connector plug when the drive is powered.

This will prevent electrical damage to the disk drive.

3. Operating the disk drive with one or more PCA missing

will be unpredictable. Only power the drive with all

boards installed.

4. Avoid any detergent which may cause short circuits

when cleaning assemblies.

5. Keep all vents open opened and unblocked. Avoid other

conditions which may cause circuits to overheat.

1-2

6. A ribbon type cable has one line marked. Ensure that

this line is always connected to pin 1 of the cable

connector.

7. Do not apply excessive force to the cover under any

circumstances. Doing so may cause irreparable damage

to the cover.

Device damage

The DE is completely sealed. Do not open the DE in the

field.

1-3

Data corruption

When asking for repair, save all data stored in the disk drive

beforehand. Fujitsu Limited is not responsible for any loss

of data during service and repair.

1-4

Device damage

The disk enclosure (DE) must never to be opened in the field.

Opening the disk enclosure may cause irreparable damage.

1-13

Important Alert Items

C141-F067-01EN v

Task Alert message Page

Maintenance Damage or Device damage

1. Perform any removal after the system power is

completely disconnected. The cable must not be

disconnected and the screws that attach the drive must

not be removed with the power ON.

2. Do not move the drive and attach or detach the

connector until it comes to a complete stop (about 30 s

after the power is turned OFF).

3. Perform the human body grounding to discharge any

static electricity from your body.(Be sure to wear a wrist

strap)

2-2

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