Acer 49.49C02.001 manual Removing the System Board, Removing the Audio Jack Cover

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Removing the System Board

1.Remove the four screws on the mainboard as shown below.

2.Remove the mainboard from the lower case with caution.

Removing the Audio Jack Cover

1.Remove the audio jack cover from the mainboard.

Removing the PCMCIA Socket

1.From the back of the mainboard, release the four screws as shown below.

2.Detach the PCMCIA socket from the mainboard.

Removing the Modem Power Cable

1.Disconnect the modem power cable from the mainboard.

2.Remove the cable.

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Chapter 3

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Contents Service Guide TravelMateCopyright DisclaimerConventions Preface Table of Contents SW4 Settings Chapter TroubleshootingChapter Jumper and Connector Locations Appendix C Online Support Information 101 Index 103System Specifications FeaturesVideo performance System Block Diagram CPUBoard Layout Top ViewBottom View Left Panel PanelIcon Port Connects to Rear Panel Bottom Panel DockMate V mini docking stationRight Panel Indicators Icon Function DescriptionHot Keys Hot Key Icon Function DescriptionHardware Specifications and Configurations Memory Combinations Floppy Disk Drive Interface DVD-ROM Interface Video Memory Video Resolutions ModeVideo Interface Parallel PortIrDA Port Serial PortUSB Port Pcmcia PortBattery DC-AC LCD InverterAC Adapter Mechanical Specification Power ManagementEnvironmental Requirements Memory Address Size Function Memory Address MapAddress Map Address FunctionInterrupt Channel Function IRQ Assignment MapDMA Channel Assignment DMA Channel FunctionBios Setup Utility Navigating the Bios UtilitySystem Information Parameter Description FormatBasic System Settings UuidStartup Configuration Parameter Description OptionsOnboard Device Configuration Setting the Boot Drive SequenceSystem Security System SecuritySetting a Password Load Default Settings Removing a PasswordFlash Utility Executing Flash ProgramThermal and Fan Utility System Utility DiskettePanel ID Utility Main Board Data UtilitySystem Diagnostic Diskette DiskRunning PQA Diagnostics Program Diag Result Diag Chapter Machine Disassembly and Replacement General Information Before You BeginDisassembly Procedure Flowchart Is a S S E M B L Y FLO W C H a R T O F TMScrew List Removing the Battery Pack Removing the External Dimm Module Removing the External Modem Combo Card Removing the CD-ROM/DVD-ROM Module Removing the Hard Disk Drive Module Removing the Floppy Disk Drive Module Disassembling the Main Unit Removing the KeyboardRemoving the LCD Module Removing the TouchPad Module Removing the CPU Removing the RTC Separating the Lower Case from the Upper CaseRemoving the Fan Removing the DC-DC Charger BoardRemoving the Audio Jack Cover Removing the Modem Power CableRemoving the System Board Removing the Pcmcia SocketDisassembling the LCD Module Removing the Speaker Assembly ModuleRemoving the LCD Bezel Removing the Inverter Board Removing the LCD BracketRemoving the LED Board Removing the MicrophoneRemoving the Left and Right Hinges Troubleshooting Symptoms Verified Go ToExternal CD-ROM Drive Check System Check ProceduresExternal Diskette Drive Check Keyboard or Auxiliary Input Device CheckPower System Check Memory CheckCheck the Battery Pack Touchpad CheckPower-On Self-Test Post Error Message Error Message List Index of Error MessagesError Messages FRU/Action in Sequence No beep Error Messages FRU/Action in Sequence LCDIndicator-Related Symptoms Index of Symptom-to-FRU Error MessageLCD-Related Symptoms Power-Related SymptomsSpeaker-Related Symptoms PCMCIA-Related SymptomsMemory-Related Symptoms Power Management-Related SymptomsKeyboard/Touchpad-Related Symptoms Peripheral-Related SymptomsModem-Related Symptoms Intermittent Problems Undetermined Problems DimmIndex of AFlash Bios Error Message Error Message Action in SequenceIndex of PQA Diagnostic Error Code, Message Error Code Message Action in SequenceTop View PCB 99202-SBSW4 Settings SettingBottom View Chapter FRU Field Replaceable Unit List Chapter Picture Partname Description Processor MemoryPicture Partname Description LCDSpeaker to LED Speaker Assembly Assy Speaker MIC Cable Microphone WM-60A LCD Assembly Assy LCD Module LCD Bracket R Brkt -R CPT SUS MODULE15 Hitachi HDD FDD Mechanical Parts Middle Cover CVR Middle KU2-1518 Picture Partname Description Touchpad Picture Partname Description Keyboard CablePower MiscellaneousScrews OthersExt Model Number DefinitionsModel ModuleAppendix a Test Compatible Components Specifications Windows 95 Environment TestWindows 98 Environment Test Windows 2000 Environment Test Windows NT Environment Test 100 Online Support Information 102 Index Online Support Information Page 106