Aspire Digital AX1400 Hardware Diagnostic Procedure, System Check Procedures, Power System Check

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Chapter 4

Troubleshooting

This chapter lists the POST error indicators and BIOS beep codes, as well general troubleshooting instructions.

Hardware Diagnostic Procedure

1.Obtain as much detail as possible about the symptoms of the system failure.

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” procedure on the next section and the “Beep Codes” section on page 60 to determine which corrective action to take.

System Check Procedures

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.

Power System Check

If the system can be powered on, skip this section. Proceed to the “System Internal Inspection” procedure on the next page.

If the system will not power on, do the following:

Check if the power cable is properly connected to the AC power jack and a functional AC power source.

Check if the voltage selector switch is set to the correct voltage setting.

System External Inspection

1.Inspect the power and LED indicators on the front panel. Go to “Front View” section on page 4 for the location and description of the LED behaviour.

2.Make sure that the ventilation slots on the rear panel are not blocked.

3.Make sure that there is no point of contact in the system that can cause a power short.

If the cause of the failure is still can not be determined, perform the “System Internal Inspection” procedure described on the next page.

Aspire AX1400 Service Guide

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Contents Aspire AX1400 Desktop Computer Service Guide Revision History Copyright Conventions Service Guide Coverage Aspire AX1400 Service Guide Table of Contents Index Component Description System FeaturesAudio Ports and LED IndicatorsAspect Description Physical SpecificationsEnvironmental Requirements Front View System TourComponent Rear ViewAspire AX1400 Service Guide System Utilities Cmos Setup UtilityAccessing the Setup Utility Key Function Navigating through the Setup UtilitySetup Utility Menus Field Description Product InformationField Description Value Standard Cmos FeaturesEnabled Advanced Bios FeaturesAuto Advanced Chipset FeaturesIntegrated Peripherals S3 STR Power Management SetupPC Health Status Frequency/Voltage Control Setting a system password Bios Security FeaturesTo set a system password Save & Exit Setup Load Default SettingsExit Without Saving Aspire AX1400 Service Guide Pre-disassembly Procedure Disassembly ToolsRemoving the Side Panel Disassembly ProceduresRemoving the Front Bezel Removing the Heat Sink Fan Assembly Removing the Processor Removing the HDD-ODD Bracket Removing the Optical Drive and the Hard Disk Drive Page Page Page Removing the Front Bezel Removing the Expansion Boards Page Removing the Memory Modules Page Removing the Front I/O and Optional Card Reader Assemblies Page Page Page Page Removing the Mainboard Page System Check Procedures Hardware Diagnostic ProcedurePower System Check System External InspectionBoot Block Initialization Code Checkpoints Viewing Bios CheckpointsCheckpoints System Internal InspectionBoot Block Recovery Code Checkpoints Post Code Checkpoints Mid Post initialization of chipset registers DIM Code Checkpoints Post Error IndicatorsPost Error Messages Message Description MemoryStorage Device Message Description Virus-related Message Displayed Description CmosIndex of Symptom-to-FRU Error Messages Optical Disc Drive-related Symptoms Symptom/Error Action/FRU Hard Disk Drive-related Symptoms Symptom/Error Action/FRUAudio-related Symptoms Symptom/Error Action/FRU Real-Time Clock-related Symptoms Symptom/Error Action/FRUModem-related Symptoms Symptom/Error Action/FRU Video and Monitor-related Symptoms Symptom/Error Action/FRUPower Supply-related Symptoms Symptom/Error Action/FRU Printer-related Symptoms Symptom/Error Action/FRUKeyboard-related Symptoms Symptom/Error Action/FRU Beep Status Possible Causes Beep CodesPerforming a Bios Recovery Bios RecoveryCreating the Bios Crisis Recovery Disk Updating the Bios in DOS Mode Bios UpdateClick Start Command Prompt Run as administrator Updating the Bios in Windows ModePress Enter to flash the system Bios Page To clear the Cmos data Clearing CmosSystem Architecture Block DiagramThis section shows the major mainboard components Mainboard LayoutJumper Type Description Setting default Jumper SettingHeader Name Function Definition Internal header pin definitionConnector pin definition Pin Signal Name Connecting Optional DevicesAUDIOF1 Front Panel Audio header Pin Signal Name FunctionCPUFAN1 CPU Cooling Fan Power Connector Connecting Case ComponentsFront Panel Header PWR2 ATX 24-pin Power ConnectorPWR1 ATX 12V Power Connector Aspire AX1400 Service Guide Field Replaceable Unit FRU List Exploded DiagramCategory Part Name Description Acer Part No Aspire AX1400 FRU ListCASE/COVER/BRACKET Front IO Bracket Brkt F-IO Boxer CPU/PROCESSOR CPU AMD Phenomii X 3 700E IC CPU Phenomii X WD10EADS-22M4B0 8MB GP Keyboard Keyboard PS/2 105 KEY KB Chicony KB-0759 Keyboard Keyboard PS/2 104 KEY KB Chicony KB-0759 Keyboard Keyboard PS2 105 KEY Keyboard PS2 SK-9620 Keyboard Keyboard PS/2 104 KEY Pointing Device Logitech 0810PS2 Mouse PS2 OPT Aspire AX1400 Service Guide Chipsets ProcessorHard Disk Drive MemoryGigabit Ethernet Optical Disc DriveCard Reader optional Power Management Power Supply UnitAspire AX1400 Service Guide Index BiosBeep codes 60 checkpoints 48 error messages