Acer TravelMate 4050 manual Machine Disassembly and Replacement

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Chapter 3

Machine Disassembly and Replacement

This chapter contains step-by-step procedures on how to disassemble the notebook computer for maintenance and troubleshooting.

To disassemble the computer, you need the following tools:

Wrist grounding strap and conductive mat for preventing electrostatic discharge Plastic flat head screw driver

Plastic tweezers Philips screw driver

Any plastic tool can take off the middle cover

NOTE: The screws for the different components vary in size. During the disassembly process, group the screws with the corresponding components to avoid mismatch when putting back the components. When you remove the stripe cover, please be careful not to scrape the cover.

Chapter 3

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Contents Service Guide TravelMateRevision History Copyright DisclaimerConventions MessagesPreface Table of Contents Chapter FRU Field Replaceable Unit List Appendix C Online Support InformationFeatures ChapterAudio Page System Block Diagram Montara 855GMEMainboard Placement Top ViewDescription Bottom View Outlook View Front Open ViewFront View Left View Right View HDDRear View Bottom View Indicators Icon Function DescriptionODD Lock Keys Lock Key DescriptionDesired Access Num Lock On Num Lock Off Embedded Numeric KeypadWindows Keys Key DescriptionHot Keys Hot Key Icon Function DescriptionEuro Symbol Click on Start, Settings, Control PanelLaunch Key Default application Launch KeysTouchpad Touchpad BasicsFunction Left Button Right Button Tap Hardware Specifications and Configurations Specification1GB Memory Combinations 0MBMK3025GAS 2MBATA-5 ATA-6 Hlds GCC-4243NQSI SDW-082S IDE/ATAPILite-On SOSW-852S ReadWrite Recordable Media TypeIRQ7, IRQ5 OhciICH4-M 855GHE/ICH4-M UMA14.0 TD141TGCD215.0 Delta ADP-65DB BG a 65W 3PPower Management Mechanical Specification Bios Setup Utility Navigating the Bios UtilityHot Key Description Main Parameter Description DeviceSystem Parameter Description Memory Parameter DescriptionAdvanced Description OptionDMA1, DMA2, DMA3 ASK IR, Fast IRBidirectional PS-2 DMA1, DAM3May 20, 2003 54009 AM Security Parameter Description OptionBoot Systemwillreboot ExitBios Flash Utility Machine Disassembly and Replacement General Information Before You BeginRemoving the Battery Pack Removing HDD Module, ODD and Memory Module Removing the HDD ModuleRemoving the ODD Module Removing the MemoryRemoving the Power Switch Board, Thermal and MDC Removing the Keyboard/LCD ModuleRemoving the Keyboard Removing the LCD module Disassembling the Main Unit Chapter Page Chapter Disassembling the HDD Module System Check Procedures External Diskette Drive CheckExternal CD-ROM/DVD-ROM Drive Check Memory Check Power System Check Keyboard or Auxiliary Input Device CheckCheck the Power Adapter Touchpad Check Display CheckSound Check Insyde MobilePro Bios Post Beep Code and Post Messages Beep Code Message DescriptionParity Error AT Location No Interrupts from TimerBoot Sector 0 has Changed RebootingIndex of Symptom-to-FRU Error Message Symptom / Error Action in SequenceLCD PCMCIA-Related Symptoms DimmPeripheral-Related Symptoms LCD FPCUndetermined Problems DimmJumper and Connector Locations Top ViewBottom View SW1 Settings Lid switch SW3 SettingsKill SwitchSetting FRU Field Replaceable Unit List Exploded Diagram Chapter Parts Picture Partname Description Part NumberPower Cord Swiss Power Cord ChinaPower Cord Italian Power Cord DemarkMDC+BLUETOOTH MDC+BLUETOOTH Combo Cover Thermal CoverMDC Cover Combo Cover Plate W Plate W/ANTENNA AntennaDVD/CDRW Combo DVD/CDRW Combo Module Module 24X QSI SBW QSI SBW-242CModule 24X Hlds GCC Hlds GCC-4243N DVD Dual Module QSI DVD Dual Module QSI SDW-08260.T70V5.005 KeyboardKeyboard Zippy Arabic Keyboard BelgiumKeyboard Brazilian Portuguese Keyboard CanadianWireless Assy LCD Module 15 Assy LCD Module 15 IN. AU N150X3-L07 W/WIRELESS Wireless Assy LCD Module 15Sxga SAMSUNGLTN150P4-L03 W Wireless LCD 14.1 IN. XGA AU Assy LCD Module Assy LCD Module 14.1 IN. XGALCD Inverter LCD Panel with LogoAntenna LCD Bezel 14 LCD Bezel -15LCD Wire Cable 14 LCD Wire Cable 15 LCD Wire Cable 15 IN. XGALCD Bracket R 15 Pcmcia SlotMainboard W/ Pcmcia Mainboard W/ Pcmcia SLOT, W/O Thermal ModuleTouchpad Synaptics Speaker R & LAppendix a Model Definition and Configuration TravelMate4050 G1&G2Test Compatible Components Appendix BMicrosoft Windows XP / Professional Environment Test Model Vendor DescriptionHlds 1GB DDRI333Online Support Information Appendix C