Chapter | Acer 4020 guide

13.Then remove another two screws holding the speaker set on the other side.

14.Then take out the speaker set from the lower case.

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Chapter 3

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Acer 4020 manual Chapter

Contents

Acer TravelMate 4020 Series Revision History Copyright Disclaimer Conventions Screen Messages Preface Page Features Chapter Storage Battery Mainboard Placement Top View Rear View Description Block Diagram 5V / 3.3V Open View Outlook ViewDescription Front Panel Icon Description Left View Right View Power jack Connects to an AC adapter External display port Bottom View Indicators Easy-launch buttons Touchpad Touchpad Basics Using the Keyboard Lock keys and embedded numeric keypadLock Key Description Desired action Num Lock on Num Lock off Hot Keys Key Description Special Keys Hot Key Function Description Euro symbol US dollar sign Using System Utilities Acer eManager Launch Manager Hardware Specifications and Configurations Processor SpecificationSystem Board Major Chips L2 Cache System Memory Specification LAN Interface SpecificationModem/Bluetooth Interface Specification USB Port Specification Pcmcia Port Specification Keyboard Specification Battery Specification Package configurationLCD 15.4 Wxga Specification Mechanical Specifications Specifications Mechanical SpecificationAC Adapter Specification Input Requirements Output Ratings CV mode Output Ratings CC modeDynamic Output Characteristics Power Management Acpi Mode Dimensions and Weight Details Logical ConfigurationEnvironmental Requirements Data Storage Physical Toshiba Nominal Power Requirements Physical & Environmental Specs Dimensions/WeightAmbient Temperature Reliability Characteristics Error Rates Preventive Maintenance Bios Setup Utility System Utilities Information Parameter Description Uuid Advanced Security Boot Exit Main F12 Boot Menu Security Boot Exit Advanced Security Parameter Description Option Set Supervisor/User Password DisabledCharacters 0-9,A-Z not case sensitive Enter Setup Notice Changes have been saved Continue Boot Exit Info Main Advanced Security Boot Exit Chapter Machine Disassembly and Replacement General Information Before You Begin Chapter Disassembly Procedure Flowchart Screw List Description Removing the Battery Pack Removing the Memory and the Wireless LAN Card Removing the HDD Module Removing the Thermal Module and CPU Removing the ODD Module Removing the LCD Module Disassembling the Main Unit Disassembling the Upper Case Assembly Disassembling the Lower Case Assembly Chapter Disassembling the LCD Module Chapter Disassembling the External Modules Disassembling the Optical Drive Module Chapter Troubleshooting System Check Procedures External Diskette Drive CheckExternal CD-ROM Drive Check Keyboard or Auxiliary Input Device Check Power System Check Memory check Touchpad Check Power-on Self-Test Error Messages Error Code List Index of Error MessagesError Message List CPU ID No beep Error Messages FRU/Action in Sequence Phoenix Bios Beep Codes Code Beeps Post Routine Description Code Beeps Post Routine Description Chapter Code Beeps Post Routine Description Index of Symptom-to-FRU Error Message LCD-Related SymptomsIndicator-Related Symptoms Power-Related Symptoms PCMCIA-Related Symptoms Memory-Related SymptomsSpeaker-Related Symptoms Power Management-Related Symptoms Keyboard/Touchpad-Related Symptoms Peripheral-Related SymptomsModem-Related Symptoms Intermittent Problems Undetermined Problems Dimm Chapter Jumper and Connector Locations Top View Rear View VGA RAM RTC Jumper FRU Field Replaceable Unit List Exploded Diagram Illustration Part Name Description Acer P/N Touch PAD Board ZL1A Touch PAD Lower Case W ZL3A Base Assy W/O DVD/CDRW Combo ZI6 Combo SBW-242C DVD Dual Drive ZL6 DVD Rwdual ZL1A K/B EUGO-U/I LCD Cable 15 ZL1A 15 LCD Cabel LCD Module 15 ZL1 15 LCD SXGA+ LCD Module 15.4 ZL1A 15.4 LCD Wxga Samsung LTN154X3 Samsung Panel UMA W/PCMCIA Slot CPU Memory Memory DDR333 Name Plate ZL3A Name Plate S Screw M2.5*4L-BZN ET2S Screw 100 Chapter