Acer Aspire 1620 Service Guide

Aspire 1620 Series
Service Guide
                                                                                                                                       PRINTED IN TAIWAN 

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Revision History
Please refer to the table below for the updates made on Aspire 1620 service guide.
Date Chapter Updates
2004/04/28 Chapter 4 Add POST Code 

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Copyright
Copyright © 2004 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...

IV
Conventions
The following conventions are used in this manual:
Screen messagesDenotes actual messages that appear 
on screen.
NOTEGives bits and pieces of additional 
information related to the current 
topic.
WARNINGAlerts you to any 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. 

V
Preface
Before using this information and the product it supports, please read the following general information.
1.This Service Guide provides you with all technical information relating to the BASIC CONFIGURATION 
decided for Acer 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...

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Chapter 1 System Introduction  1
Features  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
System Block Diagram  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Board Layout   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Top View  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

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Removing the RTC Battery  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63
Removing the Fan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63
Removing the Thermal Module  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .64
Removing the Processor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .64
Installing the Processor . . . . . . . . . . . . . . . . . ....

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Appendix C Online Support Information  122
Index 124 

Chapter 11
Features
This computer was designed with the user in mind. Here are just a few of its many features:
Performance
TIntel® Pentium® 4 Processor 2.80 Ghz and above
TIntel® Hyper-ThreadingTM Technology
T256/512MB of DDR333 SDRAM, upgradeable to 2048 MB with dual soDIMM modules
T30GB and above high-capacity, Enhanced-IDE hard disk
Display
TThe 15.0” XGA (1024x768 resolution), or SXGA+ (1400x1050 resolution) TFT LCD panel 
providing a large viewing area for maximum efficiency and ease-of-use
TATI...