Aspire Digital 8930 manual Index of Symptom-to-FRU Error Message, LCD-Related Symptoms

Page 83

Index of Symptom-to-FRU Error Message

LCD-Related Symptoms

Symptom / Error

Action in Sequence

LCD backlight doesn't work

Enter BIOS Utility to execute “Load Setup

LCD is too dark

Default Settings”, then reboot system.

LCD brightness cannot be adjusted

Reconnect the LCD connectors.

LCD contrast cannot be adjusted

Keyboard (if contrast and brightness function

 

key doesn't work).

 

LCD inverter ID

 

LCD cable

 

LCD inverter

 

LCD

 

System board

 

 

Unreadable LCD screen

Reconnect the LCD connector

Missing pels in characters

LCD inverter ID

Abnormal screen

LCD cable

Wrong color displayed

LCD inverter

 

LCD

 

System board

 

 

LCD has extra horizontal or vertical lines

LCD inverter ID

displayed.

LCD inverter

 

LCD cable

 

LCD

 

System board

 

 

Indicator-Related Symptoms

Symptom / Error

Action in Sequence

Indicator incorrectly remains off or on, but

Reconnect the inverter board

system runs correctly

Inverter board

 

System board

Power-Related Symptoms

Symptom / Error

Action in Sequence

Power shuts down during operation

Power source (battery pack and power

 

adapter). See “Power System Check” on page

 

67.

 

Battery pack

 

Power adapter

 

Hard drive & battery connection board

 

System board

 

 

The system doesn’t power-on.

Power source (battery pack and power

 

adapter). See “Power System Check” on page

 

67.

 

Battery pack

 

Power adapter

 

Hard drive & battery connection board

 

System board

 

 

Chapter 4

77

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Contents Aspire 8930 Series Service Guide Revision History III CopyrightConventions Preface Page Chapter FeaturesEnvironment Input devicesCommunication PortsSystem Block Diagram Top View Board LayoutODD Cntr Bottom ViewSpdif Front View Your Acer Notebook tourClosed Front View Left View Rear view Right ViewBase view HDD IndicatorsEasy-Launch Buttons Touchpad Basics Lock Keys and embedded numeric keypad Using the KeyboardWindows Keys Hot Keys US dollar sign Euro symbolSpecial Key To launch Acer Empowering Technology applications Acer Empowering TechnologyTo launch Acer Empowering Technology Acer eAudio Management Acer ePower Management Page For selected models Acer eDataSecurity ManagementAcer eRecovery Management Acer eSettings Management Windows Mobility Center Acer Bio-Protection for selected models Using the System UtilitiesAcer GridVista dual-display compatible Launch Manager Hardware Specifications and Configurations Hgst Bluetooth InterfaceHard Disk Drive Interface USBAudio Interface DVD-Super Multi InterfaceSystem Board Major Chips Video InterfaceUSB Port Express Card InterfaceLCD 18.0 inch BatteryBattery Pack Sanyo Battry Pack Sony KeyboardTDK System Power ManagementLCD Inverter AC AdaptorSystem Utilities Bios Setup UtilityInformation Invoking Bios SetupMain Post Advanced Security Removing a Password Setting a PasswordChanging a Password Exit BootParameter Description Bios Flash Utility Remove HDD Password Remove HDD password UtilityMachine Disassembly and Replacement Before You Begin General InformationMain unit disassembly flow chart Disassembly Procedure FlowchardLCM module disassembly flow chart Removing the Battery Pack Removing the HDD Removing the Wireless Cover & RAM ModuleRemoving the Wireless LAN Card/TV Tunder Card and System Fan Removing the Thermal Modules and the CPU Removing the Hinge cover Removing the ODDRemoving the Btcb screws Then remove the switch cover from the machine Chapter Disassembling the Main Unit Page Remove I/O baord and Main Board Remove the USB board from Btcb Chapter Disassembly LCM module Disassembling the HDD Module Disassembling the External ModulesDisassembling the ODD Module Troubleshooting Keyboard or Auxiliary Input Device Check System Check ProceduresExternal Diskette Drive Check External CD-ROM Drive CheckMemory check Power System CheckCheck the Power Adapter Check the Battery PackTouchpad Check Power-On Self-Test Post Error Message Bios ROM Index of Error MessagesError Code List Error Message ListCPU ID CmosCRT LCDPhoenix Bios Beep Codes Code Beeps Post Routine Description Code Beeps Post Routine Description Code Beeps Post Routine Description 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 SymptomsSymptom / Error Action in Sequence Modem-Related Symptoms Peripheral-Related SymptomsKeyboard/Touchpad-Related Symptoms Intermittent Problems Undetermined Problems CN14 MDC Cntr Top ViewBottom view Bottom ViewFRU Field Replaceable Unit List Aspire 8930 Exploded Diagram Chapter Chapter Chapter Chapter Chapter Chapter Chapter Chapter Chapter Chapter Chapter Chapter Chapter Board AccessoryAspire 8930 FRU List AdapterChapter 101 NVCPEMWR002G2 LF CableChapter 103 Camra CASE/COVER/BRACKET AssemblyChapter 105 FAN HDD/HARD Disk Driver Inverter Chapter 109 LCM Screw 112 Chapter