Acer 49.49C02.001 manual Removing the Fan, Removing the DC-DC Charger Board

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4.Disconnect the LCD cover switch connector from the mainboard.

5.Separate the upper case from the lower case.

Removing the Fan

1.Remove the fan cable from the mainboard.

2.Release the two screws.

3.Remove the fan from the mainboard.

Removing the DC-DC Charger Board

1.Release the screw as shown.

2.Remove the DC-DC charger board from the mainboard.

Chapter 3

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Contents TravelMate Service GuideDisclaimer CopyrightConventions Preface Table of Contents Chapter Jumper and Connector Locations Chapter TroubleshootingSW4 Settings Appendix C Online Support Information 101 Index 103Features System SpecificationsVideo performance CPU System Block DiagramTop View Board LayoutBottom View Panel Left PanelIcon Port Connects to Rear Panel DockMate V mini docking station Bottom PanelRight Panel Icon Function Description IndicatorsHot Key Icon Function Description Hot KeysHardware Specifications and Configurations Memory Combinations Floppy Disk Drive Interface DVD-ROM Interface Video Interface Video Resolutions ModeVideo Memory Parallel PortUSB Port Serial PortIrDA Port Pcmcia PortDC-AC LCD Inverter BatteryAC Adapter Power Management Mechanical SpecificationEnvironmental Requirements Address Map Memory Address MapMemory Address Size Function Address FunctionDMA Channel Assignment IRQ Assignment MapInterrupt Channel Function DMA Channel FunctionNavigating the Bios Utility Bios Setup UtilityParameter Description Format System InformationUuid Basic System SettingsParameter Description Options Startup ConfigurationSetting the Boot Drive Sequence Onboard Device ConfigurationSystem Security System SecuritySetting a Password Removing a Password Load Default SettingsExecuting Flash Program Flash UtilityPanel ID Utility System Utility DisketteThermal and Fan Utility Main Board Data UtilityDisk System Diagnostic DisketteRunning PQA Diagnostics Program Diag Result Diag Chapter Machine Disassembly and Replacement Before You Begin General InformationIs a S S E M B L Y FLO W C H a R T O F TM Disassembly Procedure FlowchartScrew 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 Removing the Keyboard Disassembling the Main Unit Removing the TouchPad Module Removing the LCD ModuleRemoving the CPU Separating the Lower Case from the Upper Case Removing the RTCRemoving the DC-DC Charger Board Removing the FanRemoving the System Board Removing the Modem Power CableRemoving the Audio Jack Cover Removing the Pcmcia SocketRemoving the Speaker Assembly Module Disassembling the LCD ModuleRemoving the LCD Bezel Removing the LCD Bracket Removing the Inverter BoardRemoving the Microphone Removing the LED BoardRemoving the Left and Right Hinges Symptoms Verified Go To TroubleshootingExternal Diskette Drive Check System Check ProceduresExternal CD-ROM Drive Check Keyboard or Auxiliary Input Device CheckMemory Check Power System CheckTouchpad Check Check the Battery PackPower-On Self-Test Post Error Message Index of Error Messages Error Message ListError Messages FRU/Action in Sequence LCD No beep Error Messages FRU/Action in SequenceLCD-Related Symptoms Index of Symptom-to-FRU Error MessageIndicator-Related Symptoms Power-Related SymptomsMemory-Related Symptoms PCMCIA-Related SymptomsSpeaker-Related Symptoms Power Management-Related SymptomsPeripheral-Related Symptoms Keyboard/Touchpad-Related SymptomsModem-Related Symptoms Intermittent Problems Dimm Undetermined ProblemsError Message Action in Sequence Index of AFlash Bios Error MessageError Code Message Action in Sequence Index of PQA Diagnostic Error Code, MessagePCB 99202-SB Top ViewSetting SW4 SettingsBottom View Chapter FRU Field Replaceable Unit List Chapter Memory Picture Partname Description ProcessorLCD Picture Partname DescriptionSpeaker 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 Cable Picture Partname Description KeyboardMiscellaneous PowerOthers ScrewsModel Model Number DefinitionsExt ModuleAppendix a Test Compatible Components Windows 95 Environment Test SpecificationsWindows 98 Environment Test Windows 2000 Environment Test Windows NT Environment Test 100 Online Support Information 102 Index Online Support Information Page 106