Dell LT System manual Trouble When Starting, Question Why doesnt the power switch function?

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computer has been connected to any peripheral devices, look for loose or disconnected cables. You may also need to check the fuses and breakers in your electric box. A few common problems and suggested solutions are presented in the examples which follow.

Trouble When Starting

Question: Why doesn't the power switch function?

∙Make sure the AC power cable is correctly connected to a live wall outlet.

∙If the computer is operating with batteries, batteries may be discharged. Connect the computer to a wall outlet.

Question: Why doesn't Windows start?

∙Check whether the external floppy disk drive unit contains a non-system disk. Remove the floppy disk from the drive, and press any key.

∙If you are attempting to boot from the external floppy disk drive, check to make sure the disk is fully inserted and seated into the drive.

∙If you attempt to boot from the external floppy disk drive, check whether the Diskette Drive is the first device in Boot Sequence in the Main menu of the Setup Utility.

Question: Why do I get a non-system disk or disk error message?

∙You may have inserted a non-bootable disk in the external floppy disk drive unit (either a defective disk or one without an installed operating system). Remove the disk.

∙If this message is issued when you attempt to boot from your hard disk drive, insert a bootable disk into the external floppy disk drive unit and check the status of your hard disk drive.

∙Check whether the items Diskette A: and Hard Disk Type: are correctly set in the Main menu of the Setup Utility.

B-2 Dell Latitude LT System User’s Guide

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Contents

Dell Latitude LT System Copyright EditionTrademarks FCC Statement Declaration of ConformityAbout the Modem Copyright Viii Blue Neutral Brown Live Page CE Notice Class B for typical domestic areasXii Safety Precautions GeneralLocation UsageBattery Pack Precautions HandlingCharging DischargingModem Precautions Recording Important Information Manual Conventions Xviii Overview of Computer FrontRight Left Rear Bottom Xxii Table of Contents Security Features Quick Setup Turning Power OnDell Latitude LT System User’s Guide Setting Up the Windows Operating System Properties Dialog Box in WindowsShutting Down the System Choosing Power Source About the Power IndicatorsIndicator Light Meaning Basic OperationsResetting the System Using the AC AdapterWarm Boot Power SwitchUsing the Glide Pad Reset SwitchUsing the Glide Pad Place Your FingertipMove Your Fingertip Click, Double-click, and Right-clickUsing the Keyboard Changing the ConfigurationScroll Windows Logo KeysUsing External Floppy Disk Drive Unit Connecting External Floppy Disk Drive UnitRemoving External Floppy Disk Drive Unit Handling Floppy DisksInserting Inserting and Removing a Floppy DiskRemoving Formatting a Floppy Disk Backing Up DataDell Latitude LT System User’s Guide Battery and Power Management Standard Battery PackChecking the Battery Level Initializing the Battery Pack Charging the Battery PackLow Battery Indication Changing the Battery Pack Optional External Battery Pack Connecting External Battery PackRemoving External Battery Pack Charging External Battery Pack Disposing of the BatteryInitializing External Battery Pack Power Management Stopping Power Supply to the Hard DiskStopping Power Supply to the Display Setting in the Setup UtilityBefore Suspending the System Suspend ModesEntering the Suspend Modes Resuming From Suspend-to-RAM Mode Resuming From Suspend-to-Disk ModeDisabling Power Management Setup UtilityDell Latitude LT System User’s Guide Connecting a Peripheral Device Using PeripheralsPeripherals Peripheral Connection Overview PC Card Inserting a PC CardEjecting a PC Card Using a PS/2 Mouse Connecting the Optional External CD-ROM DriveKeyboard/Mouse Display Using a Serial MouseDisplaying the Screen on an External Monitor Changing Resolution and Number of Colors Switching the DisplayResolutions and Colors you can choose Connecting Audio Equipment Connecting MicrophoneTo output the computer’s audio signal to audio equipment Audio SystemSetting the Setup Utility Installing a Printer DriverUSB Device PrinterRS-232C Device Communication Functions Setting for Infrared CommunicationInfrared Communication IR Mode Logical PortTurning Off the IR Communication Communicating With a Personal ComputerConnecting the Modem to a Telephone Line Built-in Modem not available in some countriesSetting Communication Information Setting Communications SoftwareSecurity Features PasswordsSupervisor Password and User Password When setting items in the Setup UtilitySetting the Password Deleting the PasswordIf you use the computer personally If you share the computer with othersPreventing Infection of Computer Viruses Security Slot Setup Utility Running the Setup UtilityContents of the Setup Utility Entering and Exiting the Setup UtilityUsing the Setup Utility Main Menu Advanced Menu Security Menu Power Menu Power Down after, Video Power Down after and Auto SuspendExit Menu Built-in modem may not be available in some countriesDell Latitude LT System User’s Guide Help Tools Getting HelpWorld Wide Web AutoTech Service Ftp.dell.comSupport@us.dell.com Sales@dell.comTechConnect BBS TechFax ServiceAutomated Order-Status System Technical Support Service Problems With Your OrderContacting Dell Before You CallInternational Country Country City Access Code City Code International Dialing CodesAustralia Sydney Dell Contact NumbersAustria Vienna Brunei Belgium BrusselsCanada North York, Ontario Chili Santiago China XiamenCzech Republic Prague Denmark HorsholmFrance Paris/Montpellier Finland HelsinkiGermany Langen Hong Kong Ireland BrayItaly Milan Japan KawasakiKorea Seoul Latin AmericaMacau LuxembourgMalaysia Penang Netherlands Amsterdam Mexico Colonia GranadaNew Zealand Poland Warsaw Norway LysakerSingapore Singapore Spain Madrid South Africa JohannesburgSweden Upplands Vasby Taiwan Switzerland GenevaThailand A. Austin, Texas BracknellDell Home and Small Business Group Spare Parts Sales Toll free DellWare Dell Latitude LT System User’s Guide Maintenance Maintenance and SpecificationsCleaning the Computer Traveling With the Computer Specifications Parts SpecificationsOptions Troubleshooting Common ProblemsTrouble When Starting Question Why doesnt the power switch function?Question Why is the screen blank? Trouble With DisplayTrouble With Hard Disk Trouble With Floppy DisksTrouble With Keyboard/Glide Pad Trouble With PeripheralsTrouble With Communication Question Why is the date and/or time incorrect? Other TroublesDell Latitude LT System User’s Guide Limited One-Year Warranty U.S. and Canada Only General Provisions Total Satisfaction Return Policy U.S. and Canada Only Dell Latitude LT System User’s Guide Software Previous ProductsAdditional Information Dell Latitude LT System User’s Guide Index IndexDell Latitude LT System User’s Guide Year 2000 compliance, C-5