Acer VD.T25V7.001 manual Index of Symptom-to-FRU Error Message, LCD-Related Symptoms

Page 80

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 Defaults” on Exit screen,

LCD is too dark

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 cable

 

LCD inverter

 

LCD

 

Main board

 

 

Unreadable LCD screen

Reconnect the LCD connector

Missing pels in characters

LCD cable

Abnormal screen

LCD inverter

Wrong color displayed

LCD

 

Main board

 

 

LCD has extra horizontal or vertical lines

LCD inverter

displayed.

LCD cable

 

LCD

 

Main board

 

 

Indicator-Related Symptoms

Symptom / Error

Action in Sequence

 

 

Indicator incorrectly remains off or on, but system

Reconnect the inverter board

runs correctly

Inverter board

 

Main 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 65.

 

Battery pack

 

Power adapter

 

Hard drive & battery connection board

 

Main board

 

 

The system doesn’t power-on.

Power source (battery pack and power adapter). See “Power

 

System Check” on page 65“.

 

Battery pack

 

Power adapter

 

Hard drive & battery connection board

 

Main board

 

 

The system doesn’t power-off.

Power source (battery pack and power adapter). See “Power

 

System Check” on page 65.

 

Hold and press the power switch for more than 4 seconds.

 

Main board

 

 

Battery can’t be charged

See “Check the Power Adapter” on page 66.

 

Battery pack

 

Main board

 

 

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Chapter 4

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Contents Acer TravelMate 800 Series Date Chapter Updates Revision HistoryCopyright DisclaimerConventions Screen MessagesPreface Page Table of Contents Chapter Troubleshooting TravelMate 800 Series Main FeaturesAppendix B Test Compatible Components Appendix C Online Support Information 105 Index 107Features ChapterKeyboard and Pointing Device Block Diagram Bios Board LayoutTop View OZ711MIBottom View Icon Description Outlook ViewFront Open View Front Panel Left Panel Right Panel Rear Panel Bottom Panel Indicators Icon Function DescriptionLock Keys Lock Key DescriptionDesired Access Num Lock On Num Lock Off Embedded Numeric KeypadWindows Keys Key Icon DescriptionHot Keys Hot Key Icon Function DescriptionBrightness up Increases the screen brightness Euro Symbol Click on Start, Settings, Control PanelLaunch Key Default application Launch KeysMail Detection Function Left Button Right Button Scroll Button Tap TouchpadTouchpad Basics Hardware Specifications and Configurations SpecificationProcessor Second Level CacheLAN Interface Modem/Bluetooth InterfaceMemory Combinations Hard Disk Drive Interface DVD-ROM InterfaceMHS2030AT DVD-ROM 8X QSI SDR-083Video Interface Combo Drive InterfaceAudio Interface Video Memory Parallel PortIeee 1394 Port USB PortBattery System Board Major ChipsKeyboard LCD InverterTFT AC AdapterQDI QD141X1LH12 Environmental Requirements Power ManagementMechanical Specification Address Map VGA BiosMemory Address Map IRQ Assignment Map DMA Channel AssignmentChapter Bios Setup Utility System UtilitiesNavigating the Bios Utility Info Parameter DescriptionMain Parameter Description Format/Option System Devices Parameter Description OptionsIRQ 5/IRQ DMA 1/DMAParameter Description Option SecurityClear or Set Chapter Removing a Password Boot Exit Bios Flash Utility System Diagnostic Diskette Chapter Machine Disassembly and Replacement General Information Before You BeginDisassembly Procedure Flowchart Screw List CPU Frame NUTRemoving the Battery Pack Removing the ODD Module Removing the Memory Removing the Keyboard Removing the Function Key Board Chapter Removing the Touchpad Removing the Thermal Module Disassembling the LCD Module Disassembling External Modules Disassembling the HDD Module Chapter Troubleshooting Symptoms Verified Go ToExternal CD-ROM/DVD-ROM Drive Check System Check ProceduresExternal Diskette Drive Check Memory Check Power System Check Keyboard or Auxiliary Input Device CheckCheck the Power Adapter Touchpad Check Display CheckSound Check Power-On Self-Test Post Error Message Index of Error Messages Error Message ListError Messages FRU/Action in Sequence Setup02F0 CPU ID Index of Symptom-to-FRU Error Message LCD-Related SymptomsIndicator-Related Symptoms Power-Related SymptomsPCMCIA-Related Symptoms Memory-Related SymptomsSpeaker-Related Symptoms Power Management-Related SymptomsPeripheral-Related Symptoms Keyboard/Touchpad-Related SymptomsModem-Related Symptoms LCD FPCIntermittent Problems Undetermined Problems DimmIndex of AFlash Bios Error Message Error Message Action in SequenceChapter FRU Field Replaceable Unit List Exploded Diagram LCD DVD Assy HDD W/O HDD Assy System 256MB Infineon HYS64D32020 GDL-7-B512MB Micron MT16VDDS6464HG-265B4 512MB Infineon HYS64D64020GBDL-7-B 64MX64LCD Bracket 14.1 Left W/HINGE LCD Bracket 15 Left W/HINGELCD Panel with Logo LCD Latch KIT W/SPRINGHDD Cover HDD CaseCombo Drive DVD Assy DVD-RW Combo Module 24X QSI SBW-242 DVD-RW Combo Module 24X KME UJDA740System 84KEYS Keyboard Darfon UK NSK-A640U 85KEYS 85KEYSCables System FFC Touchpad M/B-- T/P BOARD-- Long FFC Touchpad T/P BOARD-- T/P---SHORTCommunication Module Wireless LAN Antenna SET Bluetooth Antenna CableBluetooth Line Modem /BLUETOOTH Combo Board AmbitBattery System Battery Simplo LI-ION 8CELL Battery PackBattery Sanyo LI-ION 6CELL Model CASE/COVER/BRACKET AssemblyFront Bezel Upper Case Assy W/ TouchpadLower Case Assy W/O Speaker System IO ShieldingScrews Screw NUT IO EA1 MBEA1001, REV3BScrew CPU NUT ZG1SMBZG1001,REV3A Screw I2*3M-NIHY M2L3Chapter Chapter Appendix a TravelMate 800 SeriesMain Features Test Compatible Components Appendix BSpecifications Microsoft Windows XP Environment TestMonitors Parallel PortScsi FLASH/32MBUSB Port Silitek K/BUSB HDD MHS2030AT USB CD-ROMUSB HUB PCI USB HUBUSB CCD Audio JacksMicrosoft Windows 2000 Environment Test Appendix B 101 USB HUB PCI USB HUB Appendix B 103 104 Online Support Information Appendix C106 Index Bios