Acer Travelmate 4520 Service Guide

Acer TravelMate 4520 Notebook Computer
Service Guide
                                                                                                                                     PRINTED IN TAIWAN Service guide files and updates are available
on the Acer CSD web site at http://csd.acer.com.tw
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Revision History
Refer to the table below for the updates made on this version of the TravelMate 4520 Notebook Computer 
Service Guide.
DateChapterUpdates
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Copyright
Copyright © 2007 by Acer Incorporated.  All rights reserved.  No part of this publication may be reproduced, 
transmitted, transcribed, stored in a retrieval system, or translated into any language or computer language, in 
any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise, without 
the prior written permission of Acer Incorporated.
Disclaimer
The information in this guide is subject to change without notice.
Acer Incorporated makes no...

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Conventions
The following textual conventions are used in this service guide.
SCREEN MESSAGESDenotes actual messages that appear on screen.
NOTEGives additional information related to the current topic.
WARNINGAlerts you to any physical risk or system damage that might result 
from doing or not doing specific actions.
CAUTIONGives precautionary measures to avoid possible hardware or 
software problems.
IMPORTANTReminds you to do specific actions relevant to the accomplishment 
of procedures.
Acer TM...

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Service Guide Coverage
This Service Guide provides you with all technical information relating to the BASIC CONFIGURATION 
decided for Acers global product offering. To better fit local market requirements and enhance product 
competitiveness, your regional office MAY have decided to extend the functionality of a machine (e.g. add-on 
card, modem, or extra memory capability). These LOCALIZED FEATURES will NOT be covered in this generic 
Service Guide. In such cases, please contact your regional offices...

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Table of Contents
Features 1
System Tour 1
 1
Chapter  1 1
 1
TravelMate Tour 5
Open Front View 5
Close Front View 6
Left View 7
Right View 8
Rear View 8
Base View 9
Status Indicators 10
Easy-launch Keys 11
Productivity Keys 12
Phoenix TrustedCore Setup Utility 13
System Utilities 13
Chapter  2 13
 13
Accessing the Setup Utility 14
Navigating Through the Setup Utility 15
Setup Utility Menus 16
BIOS Flash Utility 24
Launch Manager 25
Disassembly Tools 27
Stages of the Disassembly Process 27
Equivalent...

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Table of Contents
Removing the LED Board      49
Removing the Fingerprint and Touchpad Boards             50
Removing the Card Reader Board    52
Removing the Bluetooth Board    53
Removing the System Board    54
Removing the Modem Board     55
Removing the Speakers     55
LCD  Module Disassembly    57
LCD Module Disassembly Flowchart   57
Removing the LCD Bezel      58
Removing the Inverter Board     59
Removing the LCD Module Hinges      60
Removing the LCD Panel     60
Removing the LCD-CCD Cable...

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Table of Contents
Test Compatible Components 113
Appendix B 113
Technical Specifications 117
 117
Appendix C  1 117
 117
Index 127
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Table of Contents
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