Preface. Fujitsu MHT2040AT, MHT2030AT, MHT2080AT, MHT2020AT, MHT2060AT

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Preface. Fujitsu MHT2040AT, MHT2030AT, MHT2080AT, MHT2020AT, MHT2060AT | Manualzz


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 terminology and abbreviations used in this manual:

Overview of Manual

CHAPTER 1 Device Overview

This chapter gives an overview of the MHT Series and describes their features.

CHAPTER 2 Device Configuration

This chapter describes the internal configurations of the MHT Series and the configuration of the systems in which they operate.

CHAPTER 3 Installation Conditions

This chapter describes the external dimensions, installation conditions, and switch settings of the MHT Series.

CHAPTER 4 Theory of Device Operation

This chapter describes the operation theory of the MHT Series.

CHAPTER 5 Interface

This chapter describes the interface specifications of the MHT Series.

CHAPTER 6 Operations

This chapter describes the operations of the MHT Series.


The glossary describes the technical terms that need to be understood to read this manual.

Acronyms and Abbreviations

This section gives the meanings of the definitions used in this manual.

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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:


Data corruption: Avoid mounting the disk drive near strong

magnetic sources such as loud speakers. Ensure that the disk drive is not affected by external magnetic fields.

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.


An MHT series device is sometimes simply referred to as a "hard disk drive,"

"HDD," "drive," or "device" in this document.

Decimal numbers are represented normally.

Hexadecimal numbers are represented as shown in the following examples:

X'17B9', 17B9h, 17B9H, or 17B9H.

Binary numbers are represented as shown in the following examples: 010 or


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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.

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Key Features

  • 80 GB 2.5" 4200 RPM Ultra-ATA/100
  • HDD
  • Storage drive buffer size: 8 MB
  • 99 g

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Frequently Answers and Questions

What is the capacity of the Fujitsu MHT2020AT?
The Fujitsu MHT2020AT has a capacity of 20GB.
What is the rotational speed of the Fujitsu MHT2020AT?
The Fujitsu MHT2020AT has a rotational speed of 5400RPM.
What interface does the Fujitsu MHT2020AT use?
The Fujitsu MHT2020AT uses the ATA interface.
Is the Fujitsu MHT2020AT shock-resistant?
Yes, the Fujitsu MHT2020AT is shock-resistant.
What is the form factor of the Fujitsu MHT2020AT?
The Fujitsu MHT2020AT has a 2.5-inch form factor.


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