Acer 4220G, 4520G

Revision History

Please refer to the table below for the updates made on Aspire 4520/4220/4520G/4220Go service guide.

Date Chapter Updates

Contents

Main Page Copyright Disclaimer Conventions Preface Page System Specifications Chapter 1 Features Operating system Platform and memory Audio Storage subsystem Input devices Communication Mini Cards Page Environment Chapter 1 5 System Block Diagram RJ45/11 Ricoh R5C833 TV-out CRT Board Layout Top View Chapter 1 7 Bottom View Your Acer Notebook tour Front View Closed Front View Chapter 1 9 Left View 10 Chapter 1 Chapter 1 11 Right View Rear view Base view Indicators Easy-Launch Buttons Touchpad Basics Chapter 1 15 Using the Keyboard Lock Keys and embedded numeric keypad Windows Keys Chapter 1 17 Hot Keys Special Key The Euro symbol The US dollar sign Acer Empowering Technology Empowering Technology password Acer eNet Management Page Acer ePower Management Page Acer eDataSecurity Management Page Acer eLock Management Acer eRecovery Management Acer eSettings Management Getting to know your Acer OrbiCam Page Using the System Utilities Acer GridVista (dual-display compatible) Launch Manager Hardware Specifications and Configurations 32 Chapter 1 System Memory Memory Combinations Chapter 1 33 LAN Interface Modem Interface Bluetooth Interface 34 Chapter 1 DVD-Dual Interface Audio Interface Hard Disk Drive Interface Chapter 1 35 USB Port PCMCIA Port System Board Major Chips 36 Chapter 1 Battery LCD 14.1 inch Keyboard Chapter 1 37 LCD Inverter AC Adaptor System Power Management LCD 14.1 inch Page BIOS Setup Utility Chapter 2 System Utilities Navigating the BIOS Utility Information Main Shows system base memory size Shows extended memory size Page Security Main Security Power ExitBoot Information Setting a Password Removing a Password Changing a Password Page Boot Power Page Exit BIOS Flash Utility Chapter 3 Machine Disassembly and Replacement Page Chapter 3 55 Disassembly Procedure Flowchart 56 Chapter 3 Screw List Page Page Page Page Removing the Keyboard and LCD Module Page Disassembling the Main Unit Disassembling the Upper Case Assembly Disassembling the Main Board Page Disassembling the LCD Module Disassembling the External Modules Troubleshooting Chapter 4 System Check Procedures External Diskette Drive Check External CD-ROM Drive Check Keyboard or Auxiliary Input Device Check Memory check Power System Check Check the Power Adapter Check the Battery Pack Touchpad Check Power-On Self-Test (POST) Error Message Chapter 4 75 Index of Error Messages Error Code List 76 Chapter 4 Chapter 4 77 78 Chapter 4 Phoenix BIOS Beep Codes Chapter 4 79 80 Chapter 4 Chapter 4 81 82 Chapter 4 Index of Symptom-to-FRU Error Message LCD-Related Symptoms Indicator-Related Symptoms Power-Related Symptoms Chapter 4 83 PCMCIA-Related Symptoms Memory-Related Symptoms Speaker-Related Symptoms Power Management-Related Symptoms 84 Chapter 4 Peripheral-Related Symptoms Keyboard/Touchpad-Related Symptoms Modem-Related Symptoms Power Management-Related Symptoms Page Undetermined Problems Jumper and Connector Locations Chapter 5 Chapter 5 87 Top View 88 Chapter 5 Bottom View FRU (Field Replaceable Unit) List Chapter 6 NOTE: Aspire Mono Exploded Diagram