Acer 5020 manual Troubleshooting, Symptoms Verified Go To

Page 63

Chapter 4

Troubleshooting

Use the following procedure as a guide for computer problems.

NOTE: The diagnostic tests are intended to test only 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 re-create the failure by running the diagnostic test or by repeating the same operation.

3.Use the following table with the verified symptom to determine which page to go to.

Symptoms (Verified)

Go To

 

 

Power failure. (The power indicator does not go

“Power System Check” on page 59.

on or stay on.)

 

 

 

POST does not complete. No beep or error

“Power-On Self-Test (POST) Error Message” on

codes are indicated.

page 62

 

“Undetermined Problems” on page 74

 

 

POST detects an error and displayed messages

“Error Message List” on page 63

on screen.

 

 

 

Other symptoms (i.e. LCD display problems or

“Power-OnSelf-Test (POST) Error Message” on

others).

page 62

 

 

Symptoms cannot be re-created (intermittent

Use the customer-reported symptoms and go to

problems).

“Power-On Self-Test (POST) Error Message” on

 

page 62

 

“Intermittent Problems” on page 73

 

“Undetermined Problems” on page 74

 

 

Chapter 4

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Contents Aspire 3020/5020 Series Service GuideRevision History Date Chapter UpdatesCopyright Conventions Preface Page Features System SpecificationsAudio Bolsena Block Diagram System Block DiagramTop View Board LayoutBottom View CRTPcmcia Bluetooth Switch FAN Connector Wireless Switch An Aspire tour Front ViewIcon Description Closed Front View Right View Left ViewRear Panel Bottom Panel IndicatorsIcon Function Description Launch KeysLaunch key Default application TouchpadTouchpad Basics Page Windows Keys Using the KeyboardDesired Access Num Lock On Num Lock Off Lock Keys and embedded mumeric keypadKey Icon Description Hot KeysHot Key Icon Function Description Special KeyEuro symbol System Memory Hardware Specifications and ConfigurationsProcessor Second Level Cache0MB Memory CombinationsLAN Interface IR InterfaceModem Interface Bluetooth InterfaceWireless Module 802.11b/g optional device Wireless Module 802.11a/b/g optional deviceATA/ATAPI-6 ATA-6 ATA/ATA-6 ATA-6 Combo Drive InterfaceDVD-Dual Interface RPMVideo Interface Audio InterfacePcmcia Port Video MemoryUSB Port Ieee 1394 PortQDI BatteryKeyboard LCD 15 inchChimei N154I1 LCD 15 inch and 15.4 inchSystem Power Management LCD InverterAC Adaptor Chapter Chapter Bios Setup UtilityNavigating the Bios Utility Parameter Description InformationMain Advanced Security Boot ExitParameter Description Format/Option DMA3/DMA1 AdvancedParameter Description Options IRQ3/IRQ5Chapter Security Boot ExitParameter Description Option Clear or SetChanging a Password Page +Hard Drive BootExit Info Main Advanced Security BootBios Flash Utility Machine Disassembly and Replacement Before You Begin General InformationDisassembly Procedure Flowchart Screw List Removing the Battery Pack Removing the Memory and the HDD Module Removing the Wireless LAN CardRemoving the LCD Module Removing the ODD ModuleChapter Disassembling the Main Unit Disassembling the Upper Case AssemblyDisassembling the Lower Case Assembly Page Chapter Disassembling the LCD Module Disassembling the HDD Module Disassembling the External ModulesSymptoms Verified Go To TroubleshootingKeyboard or Auxiliary Input Device Check System Check ProceduresExternal Diskette Drive Check External CD-ROM Drive CheckMemory check Power System CheckCheck the Power Adapter Touchpad Check Check the Battery PackPower-On Self-Test Post Error Message Error Codes Error Messages Index of Error MessagesError Code List Error Message ListCPU ID Cmos DimmNo beep Error Messages FRU/Action in Sequence Code Beeps Post Routine Description Phoenix Bios Beep CodesChapter Code Beeps Post Routine Description Code Beeps Power-Related Symptoms Index of Symptom-to-FRU Error MessageLCD-Related Symptoms Indicator-Related SymptomsPower Management-Related Symptoms PCMCIA-Related SymptomsMemory-Related Symptoms Speaker-Related SymptomsPeripheral-Related Symptoms Keyboard/Touchpad-Related SymptomsModem-Related Symptoms Intermittent Problems Dimm Undetermined ProblemsTop View Jumper and Connector LocationsLAN PHY RTL8201CP Mini PCIBottom View Chapter FRU Field Replaceable Unit List Adapter 90W Liteon PA-1900 Battery Pack LI+ 8CELL 2.2MAHSanyo Battery Pack LI+ 8CELL 2.2MAH Wireless LAN Board 802.11BGPower Cord 10A 125V 3PIN US Cover Switch CablePower Cable 16A 250V 3PIN EUR Power Cord 220V 3PIN EURSpeaker LEFT/RIGHT Upper Case W/COVER SwitchIO Bracket Left Lower Case W/SPEAKERDVD-RW 8X Toshiba TS-L532A Optical BracketDVD-RW 8X Dual Liteon Sosw 833S W/BEZEL DVD-RW Module 8X DualHDD 60GB Hitachi HDD 40GB HitachiHDD 40GB Toshiba MK4025GAS HDD 40GB 4200PRM SeagateGreek Keyboard Darfon NSK-H3M0R Keyboard Darfon NSK-H3M0DDanish Keyboard Darfon NSK-H3M0T Turkish Keyboard Darfon NSK-H3M0LHinge Pack 15.4IN. LEFT/RIGHT Wireless AntennaRTC Battery LCD Panel W/HINGESdimm 256M Samsung Sdimm 256M NanyaSdimm 256M Infineon Sdimm 256M HynixScrw M2.5*3 Wafer NI Scrw M2*4 Wafer NIChapter