Dell 8500 manual External Keyboard Problems, Unexpected Characters

Page 67

External Keyboard Problems

CH E C K T H E K E Y B O A R D C A B L E Shut down the computer (see page 42). Disconnect the keyboard cable and check it for damage.

If you are using a keyboard extension cable, disconnect it and connect the keyboard directly to the computer.

CH E C K T H E EX T E R N A L K E Y B O A R D

1 Turn off the computer, wait 1 minute, and turn it on again.

2 Verify that the numbers, capitals, and scroll lock lights on the keyboard blink during the boot routine.

3 From the Windows® desktop, click the Start button, point to All Programs, point to Accessories, and click Notepad.

4 Type some characters on the external keyboard and verify that they appear on the display.

If you cannot verify these steps, you may have a defective external keyboard.

TO V E R I F Y T H A T T H E P R O B L E M I S W I T H T H E EX T E R N A L K E Y B O A R D , C H E C K T H E I N T E G R A T E D K E Y B O A R D

1 Turn off the computer.

2 Disconnect the external keyboard.

3 Turn on the computer.

4 From the Windows desktop, click the Start button, point to All Programs, point to Accessories, and click Notepad.

5 Type some characters on the external keyboard and verify that they appear on the display.

If the characters appear now but did not with the external keyboard, you may have a defective external keyboard. Contact Dell (see page 150).

Unexpected Characters

DI S A B L E T H E N U M E R I C K E Y P A D Press to disable the numeric keypad if numbers are displayed instead of letters. Verify that the numbers lock light is not lit.

NOTE: When you attach an external keyboard, the integrated keyboard remains fully functional.

Using the Keyboard and Touchpad

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Contents Dell Inspiron Abbreviations and Acronyms Contents Uninterruptible Power Supplies Setting Up the Docking Device to Connect to a NetworkChecking the Charge on the Second Battery Removing and Installing Devices While Using the Keyboard and TouchpadAccessing Help Error Messages Connecting a Television to the ComputerConnecting to a Network Adapter Connecting to Wireless Local Area Networks109 105107 108131 Reinstalling Microsoft Windows XP 119124 128Limited Warranty Terms for Dell-Branded Hardware Contents General Power Battery EMC Instructions Air TravelCalifornia Residents When Using Your Computer Ergonomic Computing Habits When Working Inside Your ComputerProtecting Against Electrostatic Discharge Battery DisposalWhen Using Your Computer Tour of Your Computer Track stick Display latch Power buttonFront View Mute buttonLight is flashing Tour of Your Computer Y B O a R D S T a T U S L I G H T S PC Card slot Audio connectors Infrared sensor Air vents Security cable slot Ieee 1394 connectorLeft View D I O C O N N E C T O R S Module bay Right ViewAir vent Parallel connector Air vents USB connectors Video TV-out connectorBack View I D E O TV-O U T C O N N E C T O R Connects a parallel device, such as a printer Tour of Your Computer Fan Battery-bay latch releaseBottom View Hard driveTour of Your Computer Setting Up Your Computer Setting Up Your Internet Connection Connecting to the InternetIf you have a CD, click Use the CD I got from an ISP Modem and Internet Connection ProblemsClose the Phone and Modems Options window Transferring Information to a New ComputerSetting Up Your Computer Connecting a Parallel Printer Setting Up a PrinterPrinter Cable Connecting a USB Printer Click Control Panel Click Printers and Other Hardware Printer ProblemsPower Protection Devices Setting Up the Docking Device to Connect to a NetworkSurge Protectors Turning Off Your Computer Uninterruptible Power SuppliesLine Conditioners Using Batteries Module Bay Devices Battery Performance Using a BatteryDell QuickSet Battery Meter Checking the Battery ChargeHealth Gauge Microsoft Windows Power MeterLow-Battery Warning Charge GaugeRemoving a Battery Charging the BatteryInstalling a Battery Removing and Installing a Reserve Battery Reserve battery Connector Storing a Battery Power ProblemsAbout the Module Bay Checking the Charge on the Second BatteryStatus button on the charge gauge Second battery top Device latch release If the Device Screw Is Not InstalledIf the Device Screw Is Installed Using Batteries and Module Bay Devices If the Device Screw Is Not Installed If the Device Screw Is Installed Device latch release Using Batteries and Module Bay Devices Using the Keyboard and Touchpad Keyboard Shortcuts Numeric KeypadSystem Functions Display Functions Radios Including Wireless Networking and BluetoothPower Management CD or DVD TrayMicrosoft Windows Logo Key Functions Speaker FunctionsTouch Pad Customizing the Touch Pad Touch Pad or Mouse ProblemsUnexpected Characters External Keyboard ProblemsUsing the Keyboard and Touchpad Using CDs, DVDs, Other Multimedia CD or DVD problems Using CDs and DVDsIf you cannot play a CD, CD-RW, or DVD Sound and Speaker Problems Or off Copying CDsUsing Blank CD-R Discs or Blank CD-RW Discs Using Easy CD Creator BasicHelpful Tips How to Copy a CD Using CDs, DVDs, and Other Multimedia Video TV-out connector TV/digital audio adapter cable Connecting a Television to the ComputerPdif digital audio connector TV/digital audio adapter cable Video cable Audio cable Video and Standard AudioUsing CDs, DVDs, and Other Multimedia Video and Digital Audio Using CDs, DVDs, and Other Multimedia Composite Video and Standard Audio Using CDs, DVDs, and Other Multimedia Composite Video and Digital Audio ATI Video Controller Enabling the Display Settings for a TelevisionNvidia Video Controller Enabling S/PDIF Digital AudioEnabling Dolby Digital 5.1 Audio for DVD Playback Click Enable S/PDIF output Enabling S/PDIF in the Windows Audio Driver Click Advanced Click Enable S/PDIFUsing CDs, DVDs, and Other Multimedia Setting Up a Home and Office Network Network cable Connecting to a Network AdapterNetwork adapter connector On computerNetwork Problems Network Setup WizardDetermining your Network Type Connecting to Wireless Local Area NetworksInfrastructure Network Connecting to a Network in Windows XP Networks area Wireless network properties window appearsSetting Up a Home and Office Network Finalizing your Network Connection Security Settings Click Properties Setting Up a Home and Office Network Click Properties 100 Solving Problems 102 Finding Solutions103 Error Messages Accessing Help104 If the display is blank Video and Display ProblemsClick Control Panel Click Add or Remove Programs 106 If the display is difficult to readIf only part of the display is readable Scanner ProblemsClick Appearance and Themes If you cannot save a file to a floppy drive Drive ProblemsBack of floppy disk Write-protected Not write-protected If you have problems with a hard drive PC Card ProblemsUnder Error-checking, click Check Now Click Start Program crashes General Program ProblemsMail Problems Error messages appearIf Your Computer Gets Wet If You Drop or Damage Your Computer Resolving Other Technical ProblemsDrivers What Is a Driver?Identifying Drivers 114 Reinstalling Drivers and UtilitiesUsing Windows XP Device Driver Rollback Using the Drivers and Utilities CD115 Manually Reinstalling Drivers for Windows XPCreating a Restore Point Using System RestoreRestoring the Computer to an Earlier Operating State Enabling System Restore Undoing the Last System Restore117 Resolving Software and Hardware Incompatibilities Click Performance and Maintenance and click SystemBooting From the Operating System CD Reinstalling Microsoft Windows XPBefore You Reinstall Reinstalling Windows XP120 Windows XP Setup121 Reinstalling Drivers and SoftwareSolving Problems Adding and Replacing Parts Adding Memory 125 Captive screw126 Securing clips Per connector Memory module127 Replace the coverAdding a Mini PCI Card 129 Mini PCI card/modem cover Captive screw130 Mini PCI cardAdding a Modem 132 133 Pull-tabscrew Modem Modem cableReplacing the Hard Drive 135 Hard drive screwAdding and Replacing Parts P e n d i PC Card SpecificationsMicroprocessor System InformationCommunications Ports and Connectors139 140 VideoAudio Display141 KeyboardAC Adapter Battery142 143 Physical144 EnvironmentalViewing the System Setup Screens Standard SettingsOverview 146 System Setup ScreensChanging the Boot Sequence Commonly Used Options147 148 Changing Printer ModesChanging COM Ports Enabling the Infrared SensorDell Technical Support Policy U.S. Only Definition of Dell-Installed Software and PeripheralsAntigua and Barbuda Contacting DellDefinition of Third-Party Software and Peripherals Anguilla151 152 153 Canada North York, OntarioCayman Islands Chile SantiagoCzech Republic Prague Website support.euro.dell.com China XiamenColombia Costa Rica155 156 157 Hong KongIndia Ireland Cherrywood Website support.euro.dell.com158 Italy Milan Website support.euro.dell.comJamaica Area Codes Local Numbers, Toll-Free NumbersKorea Seoul Japan Kawasaki Website support.jp.dell.com159 Malaysia Penang Latin AmericaLuxembourg Website support.euro.dell.com MacaoNetherlands Amsterdam Website support.euro.dell.com MexicoMontserrat Netherlands Antilles162 163 Sweden Upplands Vasby Website support.euro.dell.com Spain Madrid Website support.euro.dell.com164 165 166 Dell.co.uk/lca/customerservicesBracknell Website support.euro.dell.com UruguayVenezuela A. Austin, TexasBusiness Virgin IslandsRegulatory Notices 169 NOM Information Mexico OnlyWhat is not covered by this limited warranty? What is covered by this limited warranty?Limited Warranties and Return Policy 171 How long does this limited warranty last?What will Dell do? What do I do if I need warranty service?172 173 What if I purchased a service contract?May I transfer the limited warranty? How will you fix my product?174 Total Satisfaction Return Policy U.S. Only175 176 177 178 Total Satisfaction Return Policy Canada OnlyDell Software and Peripherals Canada Only Third-Party Software and Peripherals ProductsExclusions GuaranteeDell-Branded Peripheral Products Return PolicyLimitation and Statutory Rights Making a Claim180 181 Intel’s Three Year Limited WarrantyWhat are Errata? 182183 D ex184 185 186
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