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Aspire 4540/4240 Series
Service Guide
Service guide files and updates are available
on the ACER/CSD web; for more information,
please refer to http://csd.acer.com.tw
PRINTED IN TAIWAN
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Revision History Please refer to the table below for the updates made to this Series service guide. Date Chapter Updates II
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Copyright Copyright © 2009 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 rep
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Conventions The following conventions are used in this manual: SCREEN MESSAGES Denotes actual messages that appear on screen. NOTE Gives bits and pieces of additional information related to the current topic. WARNING Alerts you to any damage that might result from doing or not doing specific actions. CAUTION Gives precautionary measures to avoid possible hardware or software problems. IMPORTANT Reminds you to do specific actions relevant to the accomplishment of procedures. IV
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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's 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 w
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VI
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Table of Contents System Specifications 1 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 System Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 Your Acer Notebook tour . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5 Front View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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Table of Contents Removing the LCD Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62 Removing the Upper Cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .67 Removing the Finger Print Reader . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .70 Removing the TouchPad Bracket . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .72 Removing the RTC Battery . . . . . . . . . . . . . . . .
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Table of Contents No Display Issue . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .139 Random Loss of BIOS Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .140 LCD Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .141 Built-In Keyboard Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .141 Touchpad Failure . . . . . .
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Table of Contents X
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Chapter 1 System Specifications Features Below is a brief summary of the computer’s many features: NOTE: Items marked with * denote only selected models. Operating System • Genuine Windows® 7™ Platform • AMD Better By Design Program, featuring: • AMD Turion™ X2 Ultra dual-core processor* • AMD Turion™ X2 dual-core processor* • AMD Athlon™ 64 X2 dual-core processor* • Mobile AMD Sempron™ processor* • AMD M780G Chipset • Acer InviLink™ Nplify™ 802.11b/g/Draft-N* • Acer InviLink™ 802.11b/g* System
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• True 5.1-channel surround sound output • High-definition audio support • S/PDIF (Sony/Philips Digital Interface) support for digital speakers • Acer PureZone technology with two built-in stereo microphones • MS-Sound compatible Communication • Acer Video Conference, featuring: • Integrated Acer Crystal Eye webcam* • Acer PureZone technology • WLAN: • Acer InviLink™ Nplify™ 802.11b/g/Draft-N* • Acer InviLink™ 802.11b/g* • WPAN: Bluetooth® 2.0+Enhanced Data Rate (EDR)* • LAN: Gigabit Ethernet;
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• Modem (RJ-11) port • DC-in jack for AC adapter Environment • Temperature: • Operating: 5 °C to 35 °C • Non-operating: -20 °C to 65 °C • Humidity (non-condensing): • Operating: 20% to 80% • Non-operating: 20% to 80% NOTE: Items marked with * denote only selected models. The specifications listed above are for reference only. The exact configuration of your PC depends on the model purchased. Chapter 1 3
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System Block Diagram 4 Chapter 1
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Your Acer Notebook tour Following is a description of the functions and features available with this model. Front View No. Icon Item Description 1 Acer Crystal Eye Web camera for video communication (only for webcam certain models). 2 Microphone Internal microphone for sound recording. 3 Display screen Also called Liquid-Crystal Display (LCD), displays computer output (Configuration may vary by models). 4 Power button Turns the computer on and off. 5 HDD Indicates when the hard disk dri
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No. Icon Item Description 7 Palmrest Comfortable support area for your hands when you use the computer. 8 Power Indicates the computer's power status. Battery Indicates the computer's battery status. 1. Charging: The light shows amber when the battery is charging. 2. Fully charged: The light shows blue when in AC mode. 9 Click buttons The left and right buttons function like the left (left, center* and and right mouse buttons. right) *The center button serves as Acer Bio- Protection fingerp
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Left View No. Icon Item Description 1 DC in jack Connects to an AC adapter 2 Ethernet (RJ-45) Connects to an Ethernet 10/100/1000-based port network. 3 External display Connects to a display device (VGA) port (e.g. external monitor, LCD projector). 5 USB 2.0 port Connect to USB 2.0 devices (e.g. USB mouse, USB camera) 4 HDMI HDMI port Supports high definition digital video connections (only for certain models). 6 USB 2.0 port Connect to USB 2.0 devices (e.g. USB mouse, USB camera). 7 Head
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Right View No. Icon Item Description 1 USB 2.0 port Connect to USB 2.0 devices (e.g. USB mouse, USB camera). 2 Optical drive Internal optical drive; accepts CDs or DVDs. 3 Optical disk access Lights up when the optical drive is active. indicator 4 Optical drive eject Ejects the optical disk from the drive. button 5 Emergency eject Ejects the optical drive tray when the computer is hole turned off. Note: Insert a paper clip into the emergency eject hole to eject the optical drive tray when t
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Bottom View No. Icon Item Description 1 Battery bay Houses the computer's battery pack. 2 Battery release Releases the battery for removal. latch 3 Hard disk bay Houses the computer's hard disk (secured with screws). 4 Memory Houses the computer's main memory. compartment 5 Battery lock Locks the battery in position. 6 Ventilation slots Enable the computer to stay cool, even after and cooling fan prolonged use. Note: Do not cover or obstruct the opening of the fan. Easy-Launch Buttons Locate
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Touchpad Basics (with fingerprint reader) The following items show you how to use the touchpad with Acer Bio-Protection fingerprint reader: • Move your finger across the touchpad (1) to move the cursor. • Press the left (2) and right (4) buttons located beneath the touchpad to perform selection and execution functions. These two buttons are similar to the left and right buttons on a mouse. Tapping on the touchpad is the same as clicking the left button. • Use Acer Bio-Protection fingerprint re
