Satellite a200

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Toshiba Personal Computer Satellite A200 Maintenance Manual

TOSHIBA CORPORATION

[CONFIDENTIAL]

Copyright © 2007 by Toshiba Corporation. All rights reserved. Under the copyright laws, this manual cannot be reproduced in any form without the prior written permission of Toshiba. No patent liability is assumed with respect to the use of the information contained herein. Toshiba PersonalComputer Satellite A200 Maintenance Manual First edition March 2007 Disclaimer The information presented in this manual has been reviewed and validated for accuracy. The included set of instructions and descriptions are accurate for the A200 Series at the time of this manual's production. However, succeeding computers and manuals are subject to change without notice. Therefore, Toshiba assumes noliability for damages incurred directly or indirectly from errors, omissions, or discrepancies between any succeeding product and this manual. Trademarks IBM is a registered trademark, and OS/2 and PS/2 are trademarks of IBM Corporation. Microsoft, MS-DOS, Windows, DirectSound and DirectMusic are registered trademarks of Microsoft Corporation. Intel and Pentium are registered trademarks, andSpeedStep is a trademark of Intel Corporation. Sound Blaster is a registered trademark of Creative Technology Ltd. Centronics is a registered trademark of Centronics Data Computer Corporation. Photo CD is a trademark of Eastman Kodak. All other properties are trademarks or registered trademarks of their respective holders.

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[CONFIDENTIAL] Satellite A200 Series Maintenance Manual

Preface
Thismaintenance manual describes how to perform hardware service maintenance for the Toshiba Personal Computer Satellite A200, referred to as the M100 Series in this manual. The procedures described in this manual are intended to help service technicians isolate faulty Field Replaceable Units (FRUs) and replace them in the field. SAFETY PRECAUTIONS Four types of messages are used in this manual tobring important information to your attention. Each of these messages will be italicized and identified as shown below. DANGER: “Danger” indicates the existence of a hazard that could result in death or serious bodily injury if the safety instruction is not observed. WARNING: “Warning” indicates the existence of a hazard that could result in bodily injury if the safety instruction is not observed.CAUTION: “Caution” indicates the existence of a hazard that could result in property damage if the safety instruction is not observed. NOTE: “Note” contains general information that relates to your safe maintenance service. Improper repair of the computer may result in safety hazards. Toshiba requires service technicians and authorized dealers or service providers to ensure the following safetyprecautions are adhered to strictly. Be sure to fasten screws securely with the right screwdriver. If a screw is not fully fastened, it could come loose, creating a danger of a short circuit, which could cause overheating, smoke or fire. If you replace the battery pack or RTC battery, be sure to use only the same model battery or an equivalent battery recommended by Toshiba. Installation of the wrongbattery can cause the battery to explode.

Satellite A200 Series Maintenance Manual

[CONFIDENTIAL]

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The manual is divided into the following parts: Chapter 1 Chapter 2 Chapter 3 Chapter 4 Appendices Hardware Overview describes the M100 Series system unit and each FRU. Troubleshooting Procedures explains how to diagnose and resolve FRU problems. Test and Diagnostics describes how toperform test and diagnostic operations for maintenance service. Replacement Procedures describes the removal and replacement of the FRUs. The appendices describe the following: Handling the LCD module Board layout Pin assignments Keyboard scan/character codes Key layout Screw torque list Reliability

Conventions This manual uses the following formats to describe, identify, and highlight terms...
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