Acer 5920G Series manual Troubleshooting, Chapter, Symptoms Verified, Go To

Page 73
Troubleshooting

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 69

on or stay on).

 

 

 

POST does not complete. No beep or error

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

codes are indicated.

page 72

 

“Undetermined Problems” on page 84

 

 

POST detects an error and displayed messages

“Error Message List” on page 73

on screen.

 

 

 

Other symptoms (i.e. LCD display problems or

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

others).

page 72

 

 

Symptoms cannot be re-created (intermittent

Use the customer-reported symptoms and go to

problems).

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

 

page 72

 

“Intermittent Problems” on page 83

 

“Undetermined Problems” on page 84

 

 

Chapter 4

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Image 73
Contents PRINTED IN TAIWAN Aspire 5920G Series Service GuideRevision History Disclaimer CopyrightSCREEN MESSAGES ConventionsPreface Page Features System SpecificationsChapter Operating systemStorage subsystem AudioInput devices CommunicationRF-in port optional Line-in jackTemperature EnvironmentHumidity non-condensing System Block Diagram Top View Board Layout1820 29 25 26 27Subwoofer Connector Bottom ViewFront View Your Acer Notebook tourButton to launch your internet browser and Closed Front ViewTo play, pause, record, rewind, fast forward infrared printer and IR-aware computerAccepts audio line-in devices e.g., audio Left ViewAccepts input from external microphones Connects to a display device e.g., externalRear view Right ViewConnects to an AC adapter Base view IndicatorsThe computer has several easy-to-read status indicators Indicates when the hard disc or optical drive is active Easy-Launch ButtonsIndicates the status of wireless LAN communication Touchpad Basics Lock Keys and embedded numeric keypad Using the KeyboardWindows Keys Windows key Hot KeysThis key has the same effect as clicking the right The Euro symbol Special KeyThe US dollar sign Empowering Technology password Acer Empowering TechnologyAcer eNet Management Chapter DC Mode Battery mode Acer ePower ManagementTo create new power plan AC Mode Adapter modeBattery status Acer ePresentation ManagementAcer eDataSecurity Management Chapter Acer eLock Management Acer eRecovery Management Getting to know your Acer OrbiCam Acer eSettings ManagementUsing the Acer OrbiCam as webcam Changing the Acer OrbiCam resolutionLaunching the Acer OrbiCam Acer GridVista dual-display compatible Using the System UtilitiesLaunch Manager BIOS Hardware Specifications and ConfigurationsProcessor CPU Fan True Value TableMemory Combinations System MemoryWireless Module 802.11a/b/g/n Bluetooth InterfaceLAN Interface Modem InterfaceAudio Interface DVD-Dual InterfacePCMCIA Port USB PortSystem Board Major Chips KeyboardLCD 15.4” inch BatteryPower Management System Power ManagementSpecification LCD InverterBoot System Utilities BIOS Setup UtilitySecurity ExitNavigating the BIOS Utility Information System Time MainShows system base memory size Shows extended memory sizeChapter Set Supervisor Password SecuritySet User Password Set Hard Disk PasswordClear or Set Setting a PasswordChanging a Password Removing a PasswordChapter Boot BootBoot priority order Excluded from boot orderExit Discarding Changes Load Setup Defaults ExitExit Exit Saving ChangesBIOS Flash Utility Machine Disassembly and Replacement Before You Begin General InformationDisassembly Procedure Flowchart Wireless AssemblyLCD Module LCD Bezel1. Unlock the battery lock move the battery lock to the right Removing the Battery Pack2. Slide the battery release latch then remove the battery Removing the HDD Module Removing the Memory and Wireless LAN CardRemoving the ODD Module Removing the VGA Board and Thermal Module 17. Remove one screw from inside the battery compartment Removing the Keyboard and LCD Module 10. Remove the four screws securing the hinges 9. Pull out the wireless LAN antennas from the cable holders as shown11. Detach the LCD module from the main unit Disassembling the Lower Case Assembly Separate the Main Unit Into the Upper and the Lower Case AssemblyDisassembling the Main Unit Removing the Power BoardRemoving the MDC Card Module Removing the Subwoofer10. Disconnect the subwoofer cable from the main board 11. Remove the four screws fastening the subwooferRemoving the CPU Removing the USB BoardRemoving the Main Board Removing the Touchpad Board Disassembling the Upper Case AssemblyRemoving the DC Cable and Jack Removing the Email BoardRemoving the Speaker Removing the Launch Key Board31. Remove the four screws fastening the launch key board 32. Disconnect the launch key board cable as shownDisassembling the LCD Module Disassembling the HDD Module Disassembling the External ModulesDisassembling the ODD Module Chapter Symptoms Verified TroubleshootingGo To External Diskette Drive Check System Check ProceduresExternal CD-ROM Drive Check Keyboard or Auxiliary Input Device CheckMemory check Power System CheckCheck the Power Adapter Touchpad Check Check the Battery PackPower-On Self-Test POST Error Message Error Code List Index of Error MessagesError Message List Error Messages No beep, power-on indicator turns off and LCD is Code Phoenix BIOS Beep CodesBeeps POST Routine Description2-1-2-3 Beeps CodePOST Routine Description Code LCD-Related Symptoms Index of Symptom-to-FRU Error MessageIndicator-Related Symptoms Power-Related SymptomsMemory-Related Symptoms PCMCIA-Related SymptomsSpeaker-Related Symptoms Power Management-Related SymptomsKeyboard/Touchpad-Related Symptoms Peripheral-Related SymptomsModem-Related Symptoms Intermittent Problems Undetermined Problems 1820 Jumper and Connector Locations29 25 26 27 Bottom View FRU Field Replaceable Unit List Category Aspire Chapla Exploded DiagramPart Name and Description Acer Part NoPart Name and Description CategoryAcer Part No Part Name and Description CategoryAcer Part No Part Name and Description CategoryAcer Part No Part Name and Description CategoryAcer Part No Part Name and Description CategoryAcer Part No Part Name and Description CategoryAcer Part No Part Name and Description CategoryAcer Part No Part Name and Description CategoryAcer Part No Part Name and Description SCREW M1.6*4.0-I NINYLOK