Acer 8331 Peripheral-Related Symptoms, Keyboard/Touchpad-Related Symptoms, Modem-Related Symptoms

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Peripheral-Related Symptoms

Symptom / Error	Action in Sequence
System configuration does not match the	Enter BIOS Setup Utility to execute “Load
installed devices.	Default Settings”, then reboot system.
	Reconnect hard disk/CD-ROM/diskette drives.

External display does not work correctly.	Press Fn+F5, LCD/CRT/Both display
	switching.
	System board

USB does not work correctly.	System board

Print problems.	Ensure the “Parallel Port” in the “Onboard
	Devices Configuration” of BIOS Setup Utility is
	set to Enabled.
	Onboard Devices Configuration
	Run printer self-test.
	Printer driver
	Printer cable
	Printer
	System Board

Serial or parallel port device problems.	Ensure the “Serial Port” in the Devices
	Configuration” of BIOS Setup Utility is set to
	Enabled.
	Device driver
	Device cable
	Device
	System board

Keyboard/Touchpad-Related Symptoms

Symptom / Error	Action in Sequence
Keyboard (one or more keys) does not work.	Reconnect the keyboard cable.
	Keyboard
	System board

Touchpad does not work.	Reconnect touchpad cable.
	Touchpad board
	System board

Modem-Related Symptoms

Symptom / Error	Action in Sequence
Internal modem does not work correctly.	Modem phone port
	modem combo board
	System board

NOTE: If you cannot find a symptom or an error in this list and the problem remains, see “Undetermined Problems” on page 74.

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Chapter 4

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Contents TravelMate 8371/8331 Series Service Guide Revision History Copyright Conventions Preface Page Table of Contents Jumper and Connector Locations Features ChapterDimensions and weight Power subsystemCommunication Privacy controlEnvironment DiagramBlockSystem PLLBoard Layout Top ViewBottom View CN9Your Acer Notebook tour Closed Front View HDDRear view Left ViewRight View Base view Touchpad Basicswith fingerprint reader Touchpad basics with two-click buttonsFunction Left Button Right Button Main touchpad Using the Keyboard Lock Keys and embedded numeric keypadWindows Keys Hot Keys Special KeyEuro symbol US dollar signUsing the system utilities Acer Bio-Protection only for certain modelsAcer GridVista dual-display compatible Acer Backup Manager Power management Acer eRecovery ManagementBurn backup discs Restore Restore Windows Vista from backup discsAcer Arcade Deluxe General controls Navigation controlsPlayer controls CinemaLive Update SettingsHomeMedia AdvancedSlideshow settings AlbumsEditing Pictures HelpFlickr Online MediaYouTube Hardware Specifications and Configurations Bluetooth Interface Hard Disk Drive InterfaceAudio Interface LCD panelPower Management KeyboardButton SoftwarePhysical Characteristics LED Status IndicatorSecurity Features Bios Setup Utility System UtilitiesInvoking Bios Setup InformationMain Post Security Setting a Password Removing a Password Changing a PasswordBoot Exit Bios Flash Utility Machine Disassembly and Replacement General Information Before You BeginLCM module disassembly flow chart Disassembly Procedure FlowchardMain unit disassembly flow chart Removing the Battery Pack Removing the HDD and RAM Remove the Battery Remove keyboard Remove FFC of main board and sub board Page Type M2.5*34.5D*0.8T M2*34.5D*0.8T Remove Panel Disassembling the External Module Disassembling the HDD ModuleTroubleshooting System Check Procedures External Diskette Drive CheckExternal CD-ROM Drive Check Keyboard or Auxiliary Input Device CheckPower System Check Check the Power AdapterCheck the Battery Pack Memory checkTouchpad Check Power-On Self-Test Post Error Message Error Message List Index of Error MessagesError Code List Cmos CRT InsydeH2O Bios Beep Codes Code Beeps Post Routine Description Code Beeps Post Routine Description Code Beeps Post Routine Description 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 SymptomsSymptom / Error Action in Sequence Modem-Related Symptoms Peripheral-Related SymptomsKeyboard/Touchpad-Related Symptoms Intermittent Problems Undetermined Problems Jumper and Connector Locations Top ViewBottom View FRU Field Replaceable Unit List TravelMate 8371/8331 Exploded Diagram Chapter Chapter Adapter AccessoryTravelMate 8371/8331 FRU List Battery Sanyo 6 Cell 5200MAH Main Common W/ Halogen FreeBoard Cable Camera CASE/COVER/BRACKET Assembly LCD Cover HDD/SSD Heatsink LCD Microphone Screw