Acer 5020 manual Disassembling the Lower Case Assembly

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3.Detach the touchpad bracket carefully.

4.Then detach the touchpad from the touchpad bracket.

Disassembling the Lower Case Assembly

1.Disconnect the bluetooth cable then remove the bluetooth module.

2.Disconnect the speaker set cable from the main board.

3.Remove two screws fastening the main board to the lower case.

4.Remove three screws fastening the fan to the lower case.

5.Remove two hex screws holding the main board on the rear side.

6.Then take out the main board from the lower case carefully.

7.Disconnect the fan cable then remove it.

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Chapter 3

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Contents Service Guide Aspire 3020/5020 SeriesDate Chapter Updates Revision HistoryCopyright Conventions Preface Page System Specifications FeaturesAudio System Block Diagram Bolsena Block DiagramBoard Layout Top ViewCRT Bottom ViewPcmcia Bluetooth Switch FAN Connector Wireless Switch Front View An Aspire tourIcon Description Closed Front View Left View Right ViewRear Panel Indicators Bottom PanelLaunch Keys Icon Function DescriptionTouchpad Launch key Default applicationTouchpad Basics Page Lock Keys and embedded mumeric keypad Using the KeyboardDesired Access Num Lock On Num Lock Off Windows KeysHot Keys Key Icon DescriptionSpecial Key Hot Key Icon Function DescriptionEuro symbol Second Level Cache Hardware Specifications and ConfigurationsProcessor System MemoryIR Interface Memory CombinationsLAN Interface 0MBWireless Module 802.11a/b/g optional device Bluetooth InterfaceWireless Module 802.11b/g optional device Modem InterfaceRPM Combo Drive InterfaceDVD-Dual Interface ATA/ATAPI-6 ATA-6 ATA/ATA-6 ATA-6Audio Interface Video InterfaceIeee 1394 Port Video MemoryUSB Port Pcmcia PortLCD 15 inch BatteryKeyboard QDILCD 15 inch and 15.4 inch Chimei N154I1LCD Inverter System Power ManagementAC Adaptor Chapter Bios Setup Utility ChapterNavigating the Bios Utility Information Parameter DescriptionAdvanced Security Boot Exit MainParameter Description Format/Option IRQ3/IRQ5 AdvancedParameter Description Options DMA3/DMA1Chapter Boot Exit SecurityClear or Set Parameter Description OptionChanging a Password Page Boot +Hard DriveInfo Main Advanced Security Boot ExitBios Flash Utility Machine Disassembly and Replacement General Information Before You BeginDisassembly Procedure Flowchart Screw List Removing the Battery Pack Removing the Wireless LAN Card Removing the Memory and the HDD ModuleRemoving the ODD Module Removing the LCD ModuleChapter Disassembling the Upper Case Assembly Disassembling the Main UnitDisassembling the Lower Case Assembly Page Chapter Disassembling the LCD Module Disassembling the External Modules Disassembling the HDD ModuleTroubleshooting 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 Power Adapter Check the Battery Pack Touchpad CheckPower-On Self-Test Post Error Message Error Message List Index of Error MessagesError Code List Error Codes Error MessagesCmos Dimm CPU IDNo beep Error Messages FRU/Action in Sequence Phoenix Bios Beep Codes Code Beeps Post Routine DescriptionChapter Code Beeps Post Routine Description Code Beeps Indicator-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 DimmJumper and Connector Locations Top ViewMini PCI LAN PHY RTL8201CPBottom View Chapter FRU Field Replaceable Unit List Wireless LAN Board 802.11BG Battery Pack LI+ 8CELL 2.2MAHSanyo Battery Pack LI+ 8CELL 2.2MAH Adapter 90W Liteon PA-1900Power Cord 220V 3PIN EUR Cover Switch CablePower Cable 16A 250V 3PIN EUR Power Cord 10A 125V 3PIN USLower Case W/SPEAKER Upper Case W/COVER SwitchIO Bracket Left Speaker LEFT/RIGHT833S W/BEZEL DVD-RW Module 8X Dual Optical BracketDVD-RW 8X Dual Liteon Sosw DVD-RW 8X Toshiba TS-L532AHDD 40GB 4200PRM Seagate HDD 40GB HitachiHDD 40GB Toshiba MK4025GAS HDD 60GB HitachiTurkish Keyboard Darfon NSK-H3M0L Keyboard Darfon NSK-H3M0DDanish Keyboard Darfon NSK-H3M0T Greek Keyboard Darfon NSK-H3M0RLCD Panel W/HINGE Wireless AntennaRTC Battery Hinge Pack 15.4IN. LEFT/RIGHTSdimm 256M Hynix Sdimm 256M NanyaSdimm 256M Infineon Sdimm 256M SamsungScrw M2*4 Wafer NI Scrw M2.5*3 Wafer NIChapter