Acer X3910 manual System Troubleshooting, Hardware Diagnostic Procedure

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Chapter 4

System Troubleshooting

This chapter provides instructions on how to troubleshoot system hardware problems.

Hardware Diagnostic Procedure

IMPORTANT:The diagnostic tests described in this chapter are only intended to test Acer products. Non-Acer products, prototype cards, or modified options can give false errors and invalid system responses.

1.Obtain the failing symptoms in as much detail as possible.

2.Verify the symptoms by attempting to recreate the failure by running the diagnostic tests or repeating the same operation.

3.Refer to “Power System Check” on page 50 and “Beep Codes” on page 56 to determine which corrective action to perform.

Chapter 4

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Contents Acer Aspire Service Guide Revision History Copyright Disclaimer Conventions Service Guide Coverage Table of Contents System Block Diagram and Board Layout Chapter FeaturesPower supply System BiosPorts Operating system and softwareDimension and weight Front Panel System ComponentsIcon Component Rear Panel Internal Components LED indicator Color LED status Description System LED IndicatorsSystem Utilities Cmos Setup UtilityNavigating Through the Setup Utility Entering Cmos setupSetup Utility Menus Parameter Description Product InformationAtapi Cdrom Standard Cmos FeaturesCD/DVD Advanced Bios FeaturesEist Advanced Chipset FeaturesAhci Integrated PeripheralsPower Management Setup Vbat PC Health StatusFrequency/Voltage Control Setting a system password Bios Security FeaturesRemoving a system password Cmos Setup Utility Load Default SettingsSave & Exit Setup Exit Without Saving Bios Recovery Chapter Disassembly Requirements System DisassemblyPre-disassembly Procedure Main Unit Disassembly Main Unit DisassemblyRemoving the Side Panel Removing the Front Bezel Removing the Heat Sink Fan Assembly Removing the Processor Removing the Optical Drive Page Remove the two screws C from the optical drive Removing the Hard Disk Drive Removing the Power Supply Lift the power supply module out of the chassis Chapter Removing the Memory Modules Removing the TV Tuner Card Removing the VGA Card Removing the Front I/O and Card Reader Boards Screw Quantity Pull the I/O board out of the bracket X3810 Chapter Removing the Mainboard Remove the screw D on the rear panel Chapter Hardware Diagnostic Procedure System TroubleshootingPower System Check System Check ProceduresSystem External Inspection System Internal InspectionBootblock Initialization Code Checkpoints Viewing Bios checkpointsCheckpoints Checkpoint DescriptionBootblock Recovery Code Checkpoints Post Code Checkpoints Initialize RTC date/time High Byte XY DIM Code CheckpointsPost Bios Beep Codes Boot Block Beep CodesBeep Symptom Cause and Description Beep CodesTroubleshooting Post Bios Beep Codes Boot Error MessagesMemory Message Displayed DescriptionStorage Device Virus Related Eprom System ConfigurationMiscellaneous CmosSmbios eModule Error Messages USB eModule Error MessagesCPU eModule Error Messages MPS Table Multi-processor eModule Error MessagesOnline Support Information System Block Diagram System Block Diagram and Board LayoutBoard Layout MainboardCode Description KBMSCONN1 System Jumper Name Location Default SettingsFRU Field Replaceable Unit List X3910 Exploded Diagram Part Name Category Part Name Acer Part Number X3910 FRU ListModem Card LITE-ON D-1156E#A10A LOW-PROFILE PCI-E 56K ODD Pioneer BD Combo Sata HH DL 4X BDC-203RS W/BRACKET CPU Heatsink AIR Cooler LGA775 TMDC6 NEW Sprig Keyboard PS2 104KEY Chicony KB-07593S32552V Russian Black Keyboard PS2 105KEY LITE-ON SK-9620 SG-30600-35W Swedish Keyboard USB 105KEY Chicony KU-07606CH2552V SWISS/G Black Keyboard USB 105KS LITE-ON SK-9625 Black Belgium Pointing Device Mouse PS2 OPT SM-9620 Liteon SM-30600-00W Intel Core 2 Quad Specification Intel Core 2 Duo SpecificationAppendix a Intel Celeron Dual-Core Specification Intel Pentium Dual-Core SpecificationSystem Memory Hard Disk Drive Network Interface SpecificationAudio Interface Super Multi SpecificationRW 8X CLV DVD-ROM Appendix a