Acer power sx/sxb/sc manual Removing the Main board

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Removing the Main board

1.Lay the housing on its side with the open area facing upward.

2.Remove all the necessary screws and carefully pull out the main board.

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Chapter 3

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Contents AcerPower Sx/Sxb/Sc Service GuideDate Chapter Updates Revision HistoryCopyright DisclaimerConventions Screen messagesPreface Page Table of Contents Chapter Jumper and Connector Information Appendix C Online Support Information 103 Index 105System Specifications OverviewAcerPower Sx Features PerformanceAcerPower Sc Features CD-ROM LED Front PanelLabel Description Rear Panel Computer’s rear panel consists of the followingAcerPower Sx Main Board Layout LAN/LED AcerPower Sc Main Board Layout ROMKeyboard Cursor keysLock keys Lock Key DescriptionWindows keys Key DescriptionProcessor Hardware Specifications and ConfigurationsBios Hotkey List Bios Hotkey List System Memory Memory CombinationsSdram TotalCache Memory Video MemoryVideo Interface PbsramAudio Interface IDE InterfaceFloppy disk drive Interface Parallel PortSerial Port ModemUSB Port Memory Address MapPCI INTx# and Idsel Assignment Map PCI Slot IRQ Routing MapAddress Map IRQ Assignment MapHex Range Devices IRQx System Devices Add-On-Card DevicesMechanical Specifications DRQ Assignment MapMain Board Major Chips Environmental RequirementsSwitching Power Supply 102W Input Frequency Frequency Variation RangeInput Voltage Variation Range Input Current Measuring RangePower Management Function Acpi support function Device Standby ModeChapter System Utilities Entering Setup Advanced OptionsPage System Information Parameter Description FormatChapter Product Information April 16,01Following table describes the parameters found in this menu Parameter Description44 MB, 3.5-inch Disk DrivesParameter Description Options IDE Primary/Secondary Channel Master/Slave Hard DiskAuto Onboard Peripherals EPPEPP IRQEnhanced Parallel Port EPP Power Management Power Off or SuspendChapter IDE CD-ROM Boot OptionsFloppy Disk Date and Time HhmmssSystem Security Setting a Password Changing or Removing the Password Bypassing the PasswordAdvanced Options Memory/Cache OptionsParameter Description Options PnP/PCI Options Inta Intb Intc IntdChipset Settings Chipset SettingsLoad Default Settings Do you want to load default settings? Yes *NoAbort Settings Change Do you really want to abort settings change? Yes NoExiting 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 4EH 4FH4CH 5CHB1H ACHB0H Post Error Messages List Bios Messages Action/FRUAssignments of the PnP/PCI Options to Yes Error Symptoms List Error Symptom Action/FRU Processor / Processor FanSystem Board and Memory Diskette DriveCD/DVD-ROM Drive Error Symptom Action/FRUHard Disk Drive Management is set to Enabled Real-Time ClockError Symptom Action/FRU Parallel/Serial Ports Power SupplyOther Problems KeyboardError Beep Definition Beep Code Error Message DescriptionBeep Code Description VGABoot Block Update Function Error Beep Definition Error DescriptionUndetermined Problems DimmJumper and Connector Information AcerPower Sx/Sxb Jumpers and ConnectorsConnector Description Connector NoAcerPower Sc Jumpers and Connectors CN2 CN7JP2 JP6FRU Field Replaceable Unit List Chapter Picture Partname Description Sdimm 32M Sdimm 64MMT8LSDT864AG-10EC7 Sdimm 128MAcer V.S LA08ALA13A CD-ROM, 40X, APICdrom V66LTMain BD S57M ModemBootrom LAN ANI/ALN-325/B50 PCINIC-559A LAN Card W/O LookoutAssy BZL F CHA H61 CVR Empty 525 CHA HipsCVR Empty 35 CHA Hips Assy HDD Holder H61Spring Power Knob Assy SWITCH/LED CableKnob PWR CHA Hips SUS IDCMT/FUMouse Logitech BUTTON/S42Mouse Wheel Logitech Mouse 2 ButtonModel 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 Microsoft Windows 2000 Environment Test API 40X CD-ROMAO 40X CD-ROM API 52VLMicrosoft Windows NT 4.0 Environment Test IBM OS/2 Warp 4.0 Environment Test Novell Netware 3.12, 4.11 & 5.0 Environment Test API 52PSCO UNIX/Linux Environment Test 102 Online Support Information 104 Index 106 Post Uart