Acer Travelmate 4280 Service Guide

Aspire 5680/5630/3690
TravelMate 4280/4230/2490 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 5680/5630/3690 and TravelMate 4280/4230/
2490 service guide.
DateChapterUpdates 

III
Copyright
Copyright © 2006 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 feature:
Platform and memroy
Aspire 5680/5630 Series and TravelMate 4280/4230 Series
TIntel® Centrino®  Duo mobile technology, featuring:
tIntel® CoreTM 2 Duo processor T7200/7400/7600 (4 MB L2 cache, 2.0/2.16/2.33 GHz, 667 MHz 
FSB) and T5500/5600 (2MB L2 cache, 1.66/1.83 GHz, 667 MHz FSB), supporting Intel® EM64T
tIntel® 945GM/945PM+ICH7M
TIntel® PRO/Wireless 3945ABG network connection (dual-band tri-mode 802.11a/b/g) Wi-Fi...

2Chapter 1
TMobile Intel® 940GML Express chipset with integrated 3D graphics, featuring Intel® Graphics 
Media Accelerator (GMA) 950, up to 224 MB of shared system memory, supporting Microsoft® 
DirectX® 9.0 (for Aspire 3690)
TDual independent display
T16.7 million colors
TMPEG-2/DVD hardware-assisted capability
TS-video/TV-out (NTSC/PAL) support (for selected models)
TDVI-D (true digital video interface) support (for selected models)
TAcer CinemaVisionTM technology (Acer Arcade)
TAcer ClearVisionTM...

Chapter 13
TWWAN: UMTS WCDMA (3G) at 2100 MHz and GPRS/EDGE at three bands (900/1800/1900 
MHz), upgradeable to HSDPA 1.8 Mbps (for selected models)
TWLAN:
t Intel® PRO/Wireless 3945ABG network connection (dual-band tri-mode 802.11a/b/g) Wi-Fi CERTIFIEDTM 
solution, supporting Acer SignalUpTM wireless technology  (for Aspire 5680/5630 Series) 
t Acer InviLinkTM 802.11b/g Wi-Fi CERTIFIEDTM solution, supporting Acer SignalUpTM wireless technology 
(for Aspire 3690 Series) 
TModem: 56K ITU V.92 modem with...

4Chapter 1
System Block Diagram
This is for UMA models
This is for discrete models