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Toshiba Personal Computer
PORTEGE A100
Maintenance Manual
TOSHIBA CORPORATION
File Number 960-460
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Copyright © 2003 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 PORTEGE A100 Maintenance Manual First edition October 2003 Disclaimer This manual has been validated and reviewed for accuracy. The instructions and descriptions it contains are ac
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Preface This maintenance manual describes how to perform hardware service maintenance for the Toshiba Personal Computer PORTEGE A100. 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 to bring important information to your attention. Each of these messages will be italicized and identified as shown below. Danger:
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The manual is divided into the following parts: Chapter 1 Hardware Overview describes the PORTEGE A100 system unit and each FRU. Chapter 2 Troubleshooting Procedures explains how to diagnose and resolve FRU problems. Chapter 3 Test and Diagnostics describes how to perform test and diagnostic operations for maintenance service. Chapter 4 Replacement Procedures describes the removal and replacement of the FRUs. Appendices The appendices describe the following: q Handling the LCD modul
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Conventions This manual uses the following formats to describe, identify, and highlight terms and operating procedures. Acronyms On the first appearance and whenever necessary for clarification acronyms are enclosed in parentheses following their definition. For example: Read Only Memory (ROM) Keys Keys are used in the text to describe many operations. The key top symbol as it appears on the keyboard is printed in boldface type. Key operation Some operations require you to simultan
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Table of Contents Chapter 1 Hardware Overview 1.1 Features ......................................................................................................................1-1 1.2 2.5-inch Hard Disk Drive.........................................................................................1-10 1.3 Keyboard..................................................................................................................1-12 1.4 CD-RW/DVD-ROM Drive.................................
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2.15 Wireless LAN Troubleshooting...............................................................................2-47 2.16 Bluetooth Troubleshooting ......................................................................................2-51 Chapter 3 Tests and Diagnostics 3.1 The Diagnostic Test...................................................................................................3-1 3.2 Executing the Diagnostic Test ............................................................
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Chapter 4 Replacement Procedures 4.1 Overview....................................................................................................................4-1 4.2 Battery pack ...............................................................................................................4-8 4.3 PC card.....................................................................................................................4-10 4.4 SD memory card ............................................
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Appendix E Key Layout..................................................................................................E-1 Appendix F BIOS/KBC/EC Update ...............................................................................F-1 Appendix G Reliability................................................................................................... G-1 Appendix H Key FD....................................................................................................... H-1 PORTEGE
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Chapter 1 Hardware Overview
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1 Hardware Overview 1 Hardware Overview 1-ii PORTEGE A100 Maintenance Manual (960-460)
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1 Hardware Overview Chapter 1 Contents 1.1 Features ......................................................................................................................1-1 1.2 2.5-inch Hard Disk Drive.........................................................................................1-10 1.3 Keyboard..................................................................................................................1-12 1.4 CD-RW/DVD-ROM Drive.........................................
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1 Hardware Overview Figures Figure 1-1 Front of the computer.....................................................................................1-5 Figure 1-2 System units configuration ............................................................................1-5 Figure 1-3 System Block Diagram..................................................................................1-6 Figure 1-4 2.5-inch HDD.................................................................................
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1.1 Features 1 Hardware Overview 1 Features 1.1 Features The PORTEGE A100 is an ultra thin and lightweight PC realizing cable-less environment on a table by wireless function with a Mobile Intel Pentium M processor realizing high performance. θ Microprocessor Mobile Intel Pentium Processor-M A 1.40GHz Mobile Intel Pentium M with a 1.40GHz internal clock, 400MHz bus and 1.484V core operation. θ Cache memory The Mobile Intel Pentium M processor has 32KB primary cache and 1MB secondar
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1 Hardware Overview 1.1 Features CRT Supported via a RGB connector. TV-out (depending on the model). Has a TV output terminal. θ Optical device (BTO) Built- in a CD-RW/DVD-ROM drive, CD-ROM drive or DVD-multi drive. θ Keyboard An-easy-to-use 85-key keyboard provides a numeric keypad overlay for fast numeric data entry or for cursor and page control. The keyboard also includes two keys that have special functions in Microsoft Windows XP. It supports software that uses a 101- or 102-k
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1.1 Features 1 Hardware Overview θ SD card slot The computer is equipped with a SD Card slot that can accommodate Secure Digital flash memory cards with capacities of 8MB, 16MB, 32MB, 64MB, 256MB and 512MB. SD cards let the user easily transfer data from devices, such as digital cameras and Personal Digital Assistants, that use SD Card flash-memory. The cards have a high-level of security and copy protection features. θ Sound system This computer includes sound controllers that support
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1 Hardware Overview 1.1 Features θ Bluetooth (BTO) Depending on the model, the computer is equipped with a dedicated Bluetooth module. This enables a communication to devices that support Bluetooth Version 1.1. It can be switched on or off with a switch on the computer. 1-4 PORTEGE A100 Maintenance Manual (960-460)
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1.1 Features 1 Hardware Overview Figure 1-1 shows the front of the computer and Figure 1-2 shows the system units configuration. Figure 1-1 Front of the computer Figure 1-2 System units configuration PORTEGE A100 Maintenance Manual (960-460) 1-5
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1 Hardware Overview 1.1 Features Figure 1-3 shows the system block diagram. Figure 1-3 System Block Diagram 1-6 PORTEGE A100 Maintenance Manual (960-460)
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1.1 Features 1 Hardware Overview The PC contains the following components. θ CPU Mobile Intel Pentium M Processor-M • A 1.40GHz Pentium M processor with a 1.40GHz internal clock, 400MHz bus and 1.484V core operation voltage • Internal cache memory: 32KB • Secondary cache memory: 1MB Internal cache memory: 32KB • Integrated NDP θ Memory Two memory slots (DDR266). Memory modules in 256MB and 512MB can be installed to a maximum of 1GB (1,024MB). • 3.3V operation • 140-pin exclus