Dell PP20L owner manual Keyboard Problems, External Keyboard problems

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

I F Y O U H A V E P R O B L E M S W I T H A N IEEE 1394 D E V I C E N O T P R O V I D E D B Y D E L L — Contact Dell or the IEEE

1394 device manufacturer. See "Contacting Dell" on page 133.

E N S U R E T H A T T H E IEEE 1394 D E V I C E I S P R O P E R L Y I N S E R T E D I N T O T H E C O N N E C T O R

Keyboard Problems

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.

NOTE: Use the integrated keyboard when running the Dell Diagnostics or the system setup program. When you attach an external keyboard, the integrated keyboard remains fully functional.

External Keyboard problems

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

— Shut down the computer. Disconnect the keyboard cable and check it for damage, and firmly reconnect the cable.

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

C H E C K T H E E X T E R N A L K E Y B O A R D —

1Shut down the computer, wait 1 minute, and turn it on again.

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

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

4Type 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 E X 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 —

1Shut down the computer.

2Disconnect the external keyboard.

3Turn on the computer.

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

5Type some characters on the internal 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 "Contacting Dell" on page 133.

R U N T H E K E Y B O A R D D I A G N O S T I C S T E S T S — Run the PC-AT Compatible Keyboards tests in the Dell Diagnostics (see "Dell Diagnostics" on page 79). If the tests indicate a defective external keyboard, contact Dell. See "Contacting Dell" on page 133.

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Solving Problems

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Contents Dell Inspiron 6400/E1505 W . d e l l . c o m s u p p o r t . d e l l . c o mAbbreviations and Acronyms Contents Configuring Power Management Settings Microsoft Windows Logo Key FunctionsComposite Video and S/PDIF Digital Audio What You Need to Establish a Mobile Broadband Connecting to a Mobile Broadband NetworkWhat You Need to Establish a Wlan Connection Double- Clicking the Dell Support IconIf only part of the display is readable Contents Mobile Broadband Wireless Wide Area Network WwanEnsuring Sufficient Power for Your Computer Program stops responding or crashes repeatedly109 129163 131132 164Contents Finding Information Support.dell.comThese labels are located on the bottom of your computer Click the topic that describes your problem Enter your Service Tag or product modelConfiguration What Are You Looking For? Find It HereShip with your computer Microsoft Windows System Restore MicrosoftEarlier operating state without affecting data files Your operating systemDetermining Your Computer’s Configuration About Your ComputerAbout Your Computer Front View W E R B U T T O N About Your Computer Y B O a R D a N D W I R E L E S S S T a T U S L I G H T S Left Side View Right Side View Back View Connects an external VGA-compatible monitor Bottom View Setting Up Your Internet Connection Setting Up Your ComputerConnecting to the Internet Setting Up Your ComputerTransferring Information to a New Computer Click Finished and restart the new computer Click Finished and restart the new computer Setting Up a Printer Connecting a USB PrinterPrinter Cable Power Protection Devices Surge ProtectorsUninterruptible Power Supplies Line ConditionersSetting Up Your Computer Switching the Video Image Using the DisplayAdjusting Brightness Setting Display ResolutionUsing the Display Using the Keyboard and Touch Pad Using the Keyboard and Touch PadNumeric Keypad System Functions Power ManagementKey Combinations Display FunctionsQuickSet Key Combinations Adjusting Keyboard SettingsMicrosoft Windows Logo Key Functions Opens the Search Results-Computer dialog boxTouch Pad Customizing the Touch PadUsing a Battery Battery PerformanceUsing a Battery Microsoft Windows Power Meter Checking the Battery ChargeDell QuickSet Battery Meter Check the Battery ChargePower Management Modes Conserving Battery PowerLow-Battery Warning Check the Battery HealthHibernate Mode Charging the Battery Replacing the BatteryConfiguring Power Management Settings Storing a Battery Using Multimedia Using MultimediaPlaying CDs or DVDs How to Copy a CD or DVD Copying CDs and DVDsCD-Writable Drives Media Type Read Write Rewritable Using Blank CDs and DVDsHelpful Tips DVD-Writable Drives Media Type Read Write RewritableAdjusting the Volume If the computer is turned on or in standby mode Adjusting the PictureUsing Dell Media Experience and Dell MediaDirect If the computer is turned off or in hibernate modeConnecting Your Computer to a TV or Audio Device Dell MediaDirect and Dell Media Experience HelpUsing Multimedia Video and Standard Audio Video and S/PDIF Digital Audio Composite video adapter Video cable Composite Video and Standard Audio Composite Video and S/PDIF Digital Audio Composite video adapter Pdif digital audio cable Component Video and Standard Audio Using Multimedia Component Video and S/PDIF Digital Audio Component video adapter 2 S/PDIF digital audio cable Setting Up the Cyberlink CL Headphones Enabling S/PDIF Digital AudioEnabling the Display Settings for a TV Using Multimedia Using Cards Using CardsInstalling an ExpressCard ExpressCardsRemoving an ExpressCard or Blank Installing a Media Memory Card Media Memory CardsRemoving a Media Memory Card Setting Up a Network Physically Connecting to a Network or Broadband ModemSetting Up a Network Checking Your Wireless Network Card Network Setup WizardWireless Local Area Network Wlan What You Need to Establish a Wlan ConnectionSetting Up a New Wlan Connecting to a Wireless Local Area Network Determining the Wireless Network Device Manager Completing the Connection to the WlanMobile Broadband or Wireless Wide Area Network Wwan Enabling/Disabling the Wireless Network CardConnecting to a Mobile Broadband Network Setting Up a Network Security Cable Lock PasswordsSecuring Your Computer Securing Your ComputerComputer Tracking Software If Your Computer Is Lost or StolenWhen to Use the Dell Diagnostics Solving ProblemsDell Diagnostics Starting the Dell Diagnostics From Your Hard DriveOption Function Tab Function Clicking the Dell Support Icon Accessing the Dell Support UtilityDell Support Utility Double-Clicking the Dell Support IconDrive Problems CD and DVD drive problemsProblems writing to a CD/DVD-RW drive Mail, Modem, and Internet Problems Hard drive problemsIf you hear an unfamiliar scraping or grinding sound Error Messages Characters in filenames Solving Problems Page Windows taskbar. Ensure that the card is listed ExpressCard ProblemsIeee 1394 Device Problems ManufacturerKeyboard Problems External Keyboard problemsComputer does not start up Lockups and Software ProblemsUnexpected characters Computer stops respondingDell MediaDirect problems Other software problemsSolid blue screen appears Memory Problems Network ProblemsCommunication exists. Replace the network cable Power Problems Mobile Broadband Wireless Wide Area Network WwanPrinter Problems Ensuring Sufficient Power for Your ComputerScanner Problems Sound and Speaker Problems No sound from integrated speakersNo sound from external speakers Touch Pad or Mouse Problems Video and Display ProblemsIf the display is blank If the display is difficult to read What Is a Driver?Drivers If only part of the display is readableReinstalling Drivers and Utilities Using Windows XP Device Driver RollbackIdentifying Drivers Using the Drivers and Utilities CD Save and close any open files, and exit any open programs101 Resolving Software and Hardware Incompatibilities Restoring Your Operating System102 Using Microsoft Windows XP System Restore 103Using Dell PC Restore by Symantec 104105 Before You Begin Using the Operating System CDReinstalling Windows XP 106107 108 Before You Begin Adding and Replacing PartsAdding and Replacing Parts Recommended ToolsBefore Working Inside Your Computer 110Optical Drive 111Hard Drive 112113 Memory Returning a Hard Drive to Dell115 116 Modem 117Hinge Cover 118Keyboard 119120 Wireless Mini-Card 121Install the replacement Mini-Card 122123 Coin-Cell Battery Display 125Lift the display up and away from the computer 126Internal Card With Bluetooth Wireless Technology 127128 Dell QuickSet Features Dell QuickSet Features130 Packing the Computer Traveling With Your ComputerIdentifying Your Computer 131Travel Tips Traveling by AirContacting Dell 133Contacting Dell 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 Called from within Singapore or Malaysia onlyWebsite support.ap.dell.com 149 150 151 Printers, and Projectors for Relationship 152153 154 Specifications 155In-1 Media Memory Card Reader Ports and Connectors156 MemoryVideo 157Communications Audio158 DisplayKeyboard Battery159 Touch Pad160 AC AdapterPhysical 161 Environmental162 System Setup Screen Using the System Setup ProgramViewing the System Setup Screen AppendixChanging the Boot Sequence Performing a One-Time BootCommonly Used Options Touch Pad Cleaning Your ComputerComputer, Keyboard, and Display 165CDs and DVDs Dell Technical Support Policy U.S. OnlyFloppy Drive 166Definition of Third-Party Software and Peripherals Definition of Dell-Installed Software and PeripheralsFCC Notice U.S. Only FCC Class BMacrovision Product Notice 168Glossary 169Glossary 170 171 Device driver See driverDocking device See APR 172 173 174 175 NIC See network adapter176 177 System tray See notification areaVideo resolution See resolution 178179 180 Index 181Index See also hard drive See also optical drive 182183 184 185 186
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