Acer Aspire 7720g Service Guide

Asprire Poyang Series
Service Guide
    
                                                                                                                                     PRINTED IN TAIWAN Service guide files and updates are available
on the ACER/CSD web; for more information, 
please refer to http://csd.acer.com.tw 

II
Revision History
Please refer to the table below for the updates made on Aspire Poyang service guide.
DateChapterUpdates 

III
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...

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 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...

VI 

Chapter 11
Features
Below is a brief summary of the computer’s many features:
Operating system
TGenuine Windows® VistaTM Capable
TGenuine Windows® VistaTM Home Basic / Home Premium / Ultimate / Business Edition
TGenuine Windows® XP Home / Professional Edition (Service Pack 2)
TGenuine Windows® XP Media Center / Tablet Edition
TGenuine Windows® 2000 (Service Pack 4)
NOTE: Windows
® VistaTM Capable PCs come with Windows® XP installed, and can be upgraded to 
Windows® VistaTM. For more information on...

2Chapter 1
TDolby® Digital Live and DTS Neo: PC support
TSound Blaster ProTM and MS Sound compatible
TBuilt-in microphone
Storage subsystem
TTwo 80/100/120/160/200 GB Serial ATA hard disk drives, supporting software RAID 0/1
TOptical drive options: DVD-Super Multi double-layer drive (slot-load)
T5-in-1 card reader, supporting Secure Digital (SD), MultiMediaCard (MMC), Memory Stick® (MS), 
Memory Stick PROTM (MS PRO), xD-Picture CardTM (xD)
Input devices
T88/89-key Acer FineTouchTM keyboard with 5-degree...

Chapter 13
Environment
TTemperature:
t Operating: 5ºC to 35ºC
t Non-operating: -20ºC to 65ºC
THumidity (non-condensing):
t Operating: 20%~80%
t Non-operating: 20%~80% 

4Chapter 1
System Block Diagram