Toshiba Qosmio X300 Series Bedienungsanleitung

Toshiba Personal Computer

Qosmio X300

Maintenance Manual

TOSHIBA CORPORATION

[CONFIDENTIAL]

Qosmio X300 Maintenance 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 Personal Computer Qosmio X300 Maintenance Manual

First edition June. 2008

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 TOSHIBA Qosmio X300 at the

time of this manual's production. However, succeeding computers and manuals are subject to

change without notice. Therefore, Toshiba assumes no liability 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 IBM PC is a trademark of International Business Machines

Corporation.

Intel, Intel SpeedStep, Intel® CoreTM, Celeron and Centrino are trademarks or registered

trademarks of Intel Corporation.

Windows, Microsoft and Windows Vista® are registered trademarks of Microsoft Corporation.

Photo CD is a trademark of Eastman Kodak.

Bluetooth is a trademark or registered trademark owned by its proprietor and used by TOSHIBA

under license.

Memory Stick is a registered trademark and i.LINK is a trademark of Sony Corporation.

DVD MovieFactory is a registered trademarks of Ulead Systems, Inc.

Labelflash is a trademark of YAMAHA CORPORATION.

Manufactured under license from Dolby Laboratories.

Dolby and the double-D symbol are trademarks of Dolby Laboratories.

Dolby Home Theater is a trademark of Dolby Laboratories.

PalmCheck and TouchPad are trademarks of Synaptics Incorporated.

ExpressCard is a trademark of PCMCIA.

ConfigFree is a trademark of Toshiba Corporation.

Wi-Fi is a registered trademark of the Wi-Fi Alliance.

Secure Digital and SD are trademarks of SD Card Association.

MultiMediaCard and MMC are trademarks of MultiMediaCard Association.

xD-Picture Card is a trademark of FUJIFILM Corporation.

Other trademarks and registered trademarks not listed above may be used in this manual.

Qosmio X300 Maintenance Manual

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iii

Preface

This maintenance manual describes how to perform hardware service maintenance for the

Toshiba Personal Computer Qosmio X300, referred to as the Qosmio X300 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 to bring 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 safety precautions

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 wrong battery can

cause the battery to explode.

[CONFIDENTIAL]

Qosmio X300 Maintenance Manual

The manual is divided into the following parts:

Chapter 1 Hardware Overview describes the Qosmio X300 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:

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 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

Qosmio X300 Maintenance Manual

[CONFIDENTIAL]

Some operations require you to simultaneously use two or more keys. We identify such

operations by the key top symbols separated by a plus (+) sign. For example, Ctrl + Pause

(Break) means you must hold down Ctrl and at the same time press Pause (Break). If three

keys are used, hold down the first two and at the same time press the third.

User input

Text that you are instructed to type in is shown in the boldface type below:

DISKCOPY A: B:

The display

Text generated by the computer that appears on its display is presented in the typeface below:

Format complete

System transferred

[CONFIDENTIAL]

Qosmio X300 Maintenance Manual

Table of Contents

Chapter 1 Hardware Overview

1.1 Features .............................................................................Error! Bookmark not defined.

1.2 2.5-inch HDD..................................................................Error! Bookmark not defined.1

1.3 DVD Super Multi (+-R Double Layer)...........................Error! Bookmark not defined.3

1.4 Power Supply ...................................................................................................................vi4

1.5 Batteries............................................................................................................................vi6

1.5.1 Main Battery………………………………………………………………… vi6

1.5.2 Battery Charing Control …………………………………………………… vi6

1.5.3 RTC battery…………………………………………………………………..vi7

Chapter 2 Troubleshooting Procedures

2.1 Troubleshooting Introduction...........................................................................................2-3

2.2 Troubleshooting Flowchart ............................................2-Error! Bookmark not defined.

2.3 Power Supply Troubleshooting........................................................................................2-9

2.4 Display Troubleshooting...................................……….2-Error! Bookmark not defined.

2.5 Keyboard Troubleshooting.............................................................................................2-17

2.6 External USB Devices Troubleshooting ........................................................................2-19

2.7 TV-Out Failure Troubleshooting ...................................................................................2-21

2.8 TouchPad Troubleshooting ............................................................................................2-23

2.9 Speaker Troubleshooting................................................................................................2-25

2.10 Optical drive troubleshooting………………………………………………………….2-27

2.11 Modem Troubleshooting................................................................................................2-30

2.12 Express card Troubleshooting........................................................................................2-32

2.13 IEEE 1394 Troubleshooting...........................................................................................2-34

2.14 Wireless LAN Troubleshooting .....................................................................................2-36

2.15 Camera troubleshooting………………………………………………………………..2-38

2.16 Bluetooth Troubleshooting……………………………………………………………..2-

Qosmio X300 Maintenance Manual

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vii

2.17 4 in 1 card Troubleshooting…………………………………………………….…...…2-42

2.18 HDD Troubleshooting……………………………………………………………....….2-44

2.19 CRT failure Troubleshooting ………………………………………………….……....2-46

2.20 HDMI Troubleshooting …………………………………………………….……….…2-

2.21 Robson Troubleshooting ……………………………………………………….……...2-50

2.22 MIC Troubleshooting ……………………………………………………………….....2-52

2.23 Finger Troubleshooting ……………………………………………………………..…2-54

Chapter 3 Tests and Diagnostics

3.1 The Diagnostic Test...........................................................Error! Bookmark not defined.

3.2 Executing the Diagnostic Test.........................................Error! Bookmark not defined.3

3.3 Display Configuration .......................................................Error! Bookmark not defined.

3.4 Beep sound Test.................................................................Error! Bookmark not defined.

3.5 Fan ON/OFF Test ............................................................Error! Bookmark not defined.9

3.6 Main Battery Charge Test..................................................Error! Bookmark not defined.

3.7 FDD Test............................................................................Error! Bookmark not defined.

3.8 ODD Test...........................................................................Error! Bookmark not defined.

3.9 Keyboard Test..................................................................Error! Bookmark not defined.5

3.10 Mouse (Pad) Test.............................................................Error! Bookmark not defined.7

3.11 LCD Pixels Mode Test ...................................................................................................vii8

3.12 Magnetic switch Test....................................................................................................vii19

3.13 LAN Test ........................................................................................................................vii0

3.14 RTC Test........................................................................................................................3-23

3.15 Read 1394 GUID ...........................................................................................................3-24

3.16 Speaker EQ Check…………...………….…….……………..……………....…….......3-25

3.17 Button Test …………..……………………….………….……………….….…….….3-26

3.18 Memory Test ……………………....…………….………………..….….……3-26

3.19 1st HDD Test …………………………….………………...…………...3-27

3.20 2nd HDD Test................................................................................................................3-31

3.21 RDMI Test ………………………….………………………..…………….………..3-33

3.22 WDMI Test ……………….………………………..…………….………...3-39

viii

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Qosmio X300 Maintenance Manual

3.23 Memory read and Write test …………………………………………………………...3-35

Chapter 4 Replacement Procedures

4.1 General ..............................................................................Error! Bookmark not defined.

4.2 Battery.............................................................................Error! Bookmark not defined.8

4.3 HDD ..........................................................................Error! Bookmark not defined.10

4.4 Memory ..........................................................................Error! Bookmark not defined.3

4.5 Keyboard cover and Keyboard……………....................Error! Bookmark not defined.6

4.6 Wireless LAN Card and UWB Card...............................Error! Bookmark not defined.9

4.7 ODD ............................................................................Error! Bookmark not defined.2

4.8 Express Dummy Card .....................................................Error! Bookmark not defined.6

4.9 Optical Memory Card......................................................Error! Bookmark not defined.8

4.10 Top Cover........................................................................Error! Bookmark not defined.9

4.11 Display Assembly............................................................Error! Bookmark not defined.2

4.12 DC in jack........................................................................Error! Bookmark not defined.5

4.13 Speakers.............................................................................Error! Bookmark not defined.

4.14 Touch pad and fingerprint board.......................................Error! Bookmark not defined.

4.15 Power Switch.................................................................Error! Bookmark not defined.40

4.16 Audio card.......................................................................Error! Bookmark not defined.1

4.17 MDC Moudule & System Board.....................................Error! Bookmark not defined.3

4.18 VGA Board and VGA Cooling Module.......................... Error! Bookmark not defined.5

4.19 CPU Cooling Module and Fan..........................................Error! Bookmark not defined.

4.20 CPU ............................................................................Error! Bookmark not defined.2

4.21 Sub-speakers and Sub-woofer.........................................Error! Bookmark not defined.5

4.22 Bluetooth, Wi-Fi Switch, and Touch Pad LED Board....Error! Bookmark not defined.6

4.23 Bridge Media and FM Radio Modules..............................Error! Bookmark not defined.

4.24 Display Mask...................................................................Error! Bookmark not defined.8

4.25 FL Inverter Board............................................................Error! Bookmark not defined.0

4.27 LCD Module....................................................................Error! Bookmark not defined.2

Qosmio X300 Maintenance Manual

[CONFIDENTIAL]

Appendices

Appendix A Handling the LCD Module ................................................................................. A-1

Appendix B Board Layout ...................................................................................................... B-1

Appendix C Pin Assignments.................................................................................................. C-1

Appendix D Keyboard Scan/Character Codes ........................................................................D-1

Appendix E Key Layout...........................................................................................................E-1

Appendix F Series Screw Torque List.....................................................................................F-1

Appendix G Reliability............................................................................................................ G-1

Chapter 1

Hardware Overview

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