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Toshiba Personal Computer 
Satellite M40/M45 
TECRA A4 
dynabook Vx/4 
Maintenance Manual 
 
 
 
 
 
 
 
 
 
TOSHIBA CORPORATION 
 
S/ No. 
Satellite M40/M45 TECRA A4 dynabook Vx/4  Maintenance Manual                                                                                                                                                                                                                                                                                             
                    
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                            Copyright  © 2004 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 Satellite M40/M45 TECRA A4 dynabook Vx/4  Maintenance Manual  First edition Dec. 2004  Disclaimer  The information presented in this manual has been reviewed and validated for accuracy.  The  included set of 
                    
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                           Preface  This maintenance manual describes how to perform hardware service maintenance for the  Toshiba Personal Computer Satellite M40/M45 TECRA A4 dynabook Vx/4, referred to as  Satellite M40/M45 TECRA A4 dynabook Vx/4 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 to bring important information t
                    
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                          The manual is divided into the following parts:   Chapter 1 Hardware Overview describes the Satellite M40/M45 TECRA A4  dynabook Vx/4 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 followin
                    
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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 simulta
                    
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                          Table of Contents  Chapter 1  Hardware Overview  1.1 Features............................................................................................................................ 1-1  1.2 System Unit Components .............................................................................................. 1-11  1.3 2.5-inch HDD................................................................................................................. 1-18  1.4 DVD-ROM Drive .........................
                    
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                           Procedure 4 Test Program Check ................................................................... 2-13  Procedure 5 Connector Check and Replacement Check................................. 2-14  2.6 Keyboard..............................................................................................................2-15  Procedure 1 Test Program Check ...................................................................... 2-15  Procedure 2 Connector Check and Replacement Check..................
                    
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                          Chapter 3  Diagnostic Programs  3.1 General...................................................................................................................3-1  3.2 Quick Start..............................................................................................................3-3  3.3 Option...................................................................................................................3-16  3.4 Subtests..............................................................
                    
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                           Chapter 4  Replacement Procedures  4.1 General...................................................................................................................4-1  4.2 Wireless LAN Card.............................................................................................. 4-22  4.3 HDD.....................................................................................................................4-24  4.4 Cooling Module.............................................................
                    
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                          Appendices  Appendix A  Handling the LCD Module ........................................................................... A-1  Appendix B Board Layout .................................................................................................B-1  Appendix C Keyboard Scan/Character Codes ...................................................................C-1  Appendix D Key Layout.................................................................................................... D-1  App
                    
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                        Chapter 1  Hardware Overview                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        
                    
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                        1  Hardware Overview  ii Satellite M40/M45 TECRA A4 dynabook Vx/4  Maintenance Manual                                                                                                                                                                                                                                                                                                                                                                                                                               
                    
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                         1  Hardware Overview    Chapter 1 Contents  1.1 Features............................................................................................................................... 1  1.2 System Unit Components ................................................................................................. 12  1.3 2.5-inch HDD.................................................................................................................... 19  1.4 DVD-ROM Drive ............................
                    
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                        1  Hardware Overview  Figures  Figure 1- 1  id_10_10g  Parts description placement................................................................7  Figure 1- 2  id_10c_10gc  Parts description placement ............................................................8  Figure 1- 3  id_JP  Parts description placement ........................................................................9  Figure 1- 4  The computer Block diagram .......................................................................
                    
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                        1.1  Features 1  Hardware Overview  1.1 Features  The Toshiba Satellite M40/M45 TECRA A4 dynabook VX/4 is a full size notebook PC based on  the Intel Pentinm M (Dothan) and Celeron M processor, providing high-speed processing  capabilities and advanced features.  The computer employs a Lithium Ion battery that allows it to  be battery-operated for a longer period of time.  The display uses  15.4-inch WXGA and  WSXGA+ LCD panel, at a resolution of 1280 by 800 pixels (WXGA) and 1680 by 1050  pixel
                    
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                        1  Hardware Overview 1.1  Features   Memory  The computer has two SO DIMMs slot comes standard with DDR 2700 module.  It  supports PC2700 and uses SO DIMMs (DDR SDRAM) driven at 2.5 V, accepting  BTO/CTO for your memory requirements.  It can incorporate up to 2 GB of main  memory.    using the following sizes of memory modules:   128 MB (8M ×16×8P)    256 MB (16M ×16×8P)   512 MB (32M ×16×8P)   1024 MB (64Mx16x8P)    Japan Model Use :    256 MB (16M ×16×8P)  512 MB (32M ×16×8P)     Hard Disk Dri
                    
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                        1.1  Features 1  Hardware Overview   ODD  The ODD can accommodate a CD-ROM, DVD-ROM, CD-RW/DVD ROM,  DVD+-R/+-RW,DVD Super Multi ,DVD Super Multi (Double Layer)drives.     Display  The LCD displays available come in the following four sizes:   15.4” WXGA-Non CSV/15.4” WXGA-CSV/15.4” WXGA-CSV(High brightness)/15.4”  WSXGA+-Non CSV color display, resolution 1280 ×800/1680 ×1050,262,144 colors  with dithering.  Japan Model Use : 15.4”WXGA-CSV(High brightness)     Keyboard  The keyboard has 29 kinds
                    
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                        1  Hardware Overview 1.1  Features     SD/MS(MS Pro)/SM//MMC/XD Card  This slot is  for your memory card requirements to provide memory card read on your  computer     Toshiba Pointing Device   Toshiba Pointing Device has one kind of Synaptice TouchPad with two button.     Sound system  The AD1981B integrated audio controller supports multimedia.  The sound system  contains the following:   Stereo speakers   Headphone jack   Internal microphone   External microphone jack     LAN  The internal LA
                    
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                        1.1  Features 1  Hardware Overview     IEEE 1394  The IEEE 1394  serial data transfer rate is 400 Mbps, These port support hot plugging.     Parallel Port(optional)  The Parallel Port is optional integrated device. to supported connect a printer or  another parallel device.  The port is IEEE-1284 compliant and supports Extended  Capabilities Port (ECP).     CD Key(optional)              The CD Key supports to play Audio CD directly.     PCI Express Slot              The ICH6 provides  PCI Expres
                    
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                        1  Hardware Overview 1.1  Features   Figures 1-1/1-2 and 1-3 show the computer and its system unit configuration,  respectively.    6 Satellite M40/M45 TECRA A4 dynabook Vx/4  Maintenance Manual