Acer power sx/sxb/sc 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 AcerPower Sx for maintenance and troubleshooting.

To disassemble the computer, you need the following tools:

!Wrist grounding strap and conductive mat for preventing electrostatic discharge

!Flat-bladed screwdriver

!Phillips screwdriver

!Hexagonal screwdriver

!Plastic stick

NOTE: The screws for the different components vary in size. During the disassembly process, group the screws with the corresponding components to avoid mismatches when putting back the components.

Chapter 3

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Contents Service Guide AcerPower Sx/Sxb/ScRevision History Date Chapter UpdatesDisclaimer CopyrightScreen messages ConventionsPreface Page Table of Contents Appendix C Online Support Information 103 Index 105 Chapter Jumper and Connector InformationOverview System SpecificationsPerformance AcerPower Sx FeaturesAcerPower Sc Features CD-ROM LED Front PanelLabel Description Computer’s rear panel consists of the following Rear PanelAcerPower Sx Main Board Layout LAN/LED ROM AcerPower Sc Main Board LayoutLock Key Description KeyboardCursor keys Lock keysKey Description Windows keysProcessor Hardware Specifications and ConfigurationsBios Hotkey List Bios Hotkey List Total System MemoryMemory Combinations SdramPbsram Cache MemoryVideo Memory Video InterfaceIDE Interface Audio InterfaceModem Floppy disk drive InterfaceParallel Port Serial PortPCI Slot IRQ Routing Map USB PortMemory Address Map PCI INTx# and Idsel Assignment MapIRQx System Devices Add-On-Card Devices Address MapIRQ Assignment Map Hex Range DevicesEnvironmental Requirements Mechanical SpecificationsDRQ Assignment Map Main Board Major ChipsInput Current Measuring Range Switching Power Supply 102WInput Frequency Frequency Variation Range Input Voltage Variation RangeDevice Standby Mode Power Management Function Acpi support functionChapter System Utilities Advanced Options Entering SetupPage Parameter Description Format System InformationChapter April 16,01 Product InformationParameter Description Following table describes the parameters found in this menu44 MB, 3.5-inch Disk DrivesParameter Description Options Hard Disk IDE Primary/Secondary Channel Master/SlaveAuto EPP Onboard PeripheralsIRQ EPPEnhanced Parallel Port EPP Power Off or Suspend Power ManagementChapter IDE CD-ROM Boot OptionsFloppy Disk Hhmmss Date and TimeSystem Security Setting a Password Bypassing the Password Changing or Removing the PasswordMemory/Cache Options Advanced OptionsParameter Description Options Inta Intb Intc Intd PnP/PCI OptionsChipset Settings Chipset SettingsDo you want to load default settings? Yes *No Load Default SettingsDo you really want to abort settings change? Yes No Abort Settings ChangeExiting Setup Chapter Machine Disassembly and Replacement Removing a Dimm Removing the CPU Fan-sink and CPU Board Remove the CPU Opening the Housing Removing an Expansion Board Removing a 3.5-inch Drive Chapter Removing a 5.25-inch Drive Removing the Main board Removing a Daughterboard Chapter Troubleshooting Power-On Self-Test Post Check Point Description Post Check PointsTable D-1 Post Check Points 5CH 4EH4FH 4CHB1H ACHB0H Bios Messages Action/FRU Post Error Messages ListAssignments of the PnP/PCI Options to Yes Diskette Drive Error Symptoms ListError Symptom Action/FRU Processor / Processor Fan System Board and MemoryCD/DVD-ROM Drive Error Symptom Action/FRUHard Disk Drive Real-Time Clock Management is set to EnabledKeyboard Error Symptom Action/FRU Parallel/Serial PortsPower Supply Other ProblemsVGA Error Beep DefinitionBeep Code Error Message Description Beep Code DescriptionError Description Boot Block Update Function Error Beep DefinitionDimm Undetermined ProblemsAcerPower Sx/Sxb Jumpers and Connectors Jumper and Connector InformationConnector No Connector DescriptionAcerPower Sc Jumpers and Connectors JP6 CN2CN7 JP2FRU Field Replaceable Unit List Chapter Picture Partname Description Sdimm 128M Sdimm 32MSdimm 64M MT8LSDT864AG-10EC7CD-ROM, 40X, API Acer V.SLA08A LA13AModem CdromV66LT Main BD S57MLookout BootromLAN ANI/ALN-325/B50 PCI NIC-559A LAN Card W/OAssy HDD Holder H61 Assy BZL F CHA H61CVR Empty 525 CHA Hips CVR Empty 35 CHA HipsSUS IDCMT/FU Spring Power KnobAssy SWITCH/LED Cable Knob PWR CHA HipsMouse 2 Button Mouse LogitechBUTTON/S42 Mouse Wheel LogitechModel Definition and Configuration Appendix a Test Compatible Components API Mprii 77C SpecificationsMicrosoft DOS V6.22 Environment Test USB Microsoft Windows 98 SE En/TC/SC Environment TestAO 40X CD-ROM CD-940E Appendix B API 52VL Microsoft Windows 2000 Environment TestAPI 40X CD-ROM AO 40X CD-ROMMicrosoft Windows NT 4.0 Environment Test IBM OS/2 Warp 4.0 Environment Test API 52P Novell Netware 3.12, 4.11 & 5.0 Environment TestSCO UNIX/Linux Environment Test 102 Online Support Information 104 Index 106 Post Uart