Dell Inspiron 640M User Manual Page 1

www.dell.com | support.dell.comDell™ Inspiron™ 640M/ E1405Owner’s ManualModel PP19L

10 Contents16 Appendix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165Using the System Setup Program . . . . . . . . . . .

100 TroubleshootingCHECK THE BATTERY — If you are using a battery to power your computer, the battery charge may be depleted. Connect the computer to

Troubleshooting 101DriversWhat Is a Driver?A driver is a program that controls a device such as a printer, mouse, or keyboard. All devices require a d

102 TroubleshootingUsing Windows XP Device Driver RollbackIf a problem occurs on your computer after you install or update a driver, use Windows XP De

Troubleshooting 1037Click the Install button (if present) to begin installing the driver or utility. At the welcome screen, follow the screen prompts

104 TroubleshootingRestoring Your Operating SystemYou can restore your operating system in the following ways:• Microsoft® Windows® XP System Restore

Troubleshooting 1053Click a calendar date to which you want to restore your computer.The Select a Restore Point screen provides a calendar that allows

106 TroubleshootingUse Dell PC Restore by Symantec only as the last method to restore your operating system. PC Restore restores your hard drive to th

Troubleshooting 107To remove PC Restore:1Log on to the computer as a local administrator.2In Windows Explorer, go to c:\dell\utilities\DSR.3Double-cli

108 TroubleshootingReinstalling Windows XPTo reinstall Windows XP, perform all the steps in the following sections in the order in which they are list

Adding and Replacing Parts 109Adding and Replacing PartsBefore You BeginThis chapter provides procedures for removing and installing the components in

Finding Information 11Finding Information NOTE: Some features or media may be optional and may not ship with your computer. Some features or media ma

110 Adding and Replacing PartsBefore Working Inside Your ComputerUse the following safety guidelines to help protect your computer from potential dama

Adding and Replacing Parts 1116Remove the optical drive, if installed, from the optical drive bay. See "Optical Drives" on page 114.7Press t

112 Adding and Replacing PartsTo replace the hard drive in the hard drive bay:1Follow the procedures in "Before You Begin" on page 109.2Turn

Adding and Replacing Parts 1135Remove the new drive from its packaging.Save the original packaging for storing or shipping the hard drive. NOTICE: Us

114 Adding and Replacing PartsOptical DrivesAbout the Device Security Screw NOTE: You do not need to install the device security screw unless you wan

Adding and Replacing Parts 1155Pull the drive straight out of the module bay. 6Push the new drive straight into the module bay until it clicks.7Replac

116 Adding and Replacing PartsThe computer has two memory module connectors labeled "DIMM A" and "DIMM B." Connector DIMM A (locat

Adding and Replacing Parts 117 NOTICE: If you need to install memory modules in two connectors, install a memory module in the connector labeled “DIM

118 Adding and Replacing Parts6Replace the memory module cover and tighten the screws. NOTICE: If the cover is difficult to close, remove the module

Adding and Replacing Parts 1193Remove the hinge cover. See "Hinge Cover" on page 125. NOTE: Ensure that you remove the two screws in the ba

12 Finding Information• How to set up my computer Setup Diagram• Service Tag and Express Service Code • Microsoft Windows License LabelService Tag and

120 Adding and Replacing Parts7Replace the keyboard. See "Keyboard" on page 127.8Replace the hinge cover. See "Hinge Cover" on pag

Adding and Replacing Parts 121Modem (Optional)If you ordered the optional modem at the same time that you ordered your computer, the modem is already

122 Adding and Replacing Parts4Install the replacement modem:aConnect the modem cable to the modem. NOTICE: The connectors are keyed to ensure correc

Adding and Replacing Parts 123Mini-Card If you ordered a Mini-Card with your computer, the card is already installed. CAUTION: Before you begin any o

124 Adding and Replacing Parts NOTICE: The connectors are color-keyed to ensure correct insertion. If you feel resistance, check the connectors and r

Adding and Replacing Parts 125Hinge CoverRemoving the Hinge Cover CAUTION: Before you begin any of the procedures in this section, follow the safety

126 Adding and Replacing Parts4Turn the computer right-side up, and then open the display all the way (180 degrees) so that it rests on your work surf

Adding and Replacing Parts 127Replacing the Hinge Cover 1Insert the left edge of the cover into place. 2Press from left to right until the cover snaps

128 Adding and Replacing PartsReplacing the Keyboard NOTICE: To avoid scratching the palm rest when replacing the keyboard, hook the six tabs along t

Adding and Replacing Parts 129 NOTICE: To avoid damaging the system board, you must remove the main battery before you begin working inside the compu

Finding Information 13• Solutions — Troubleshooting hints and tips, articles from technicians, and online courses, frequently asked questions• Communi

130 Adding and Replacing PartsCoin-Cell Battery Removing the Coin-Cell Battery CAUTION: Before you perform the following procedures, see the safety i

Dell™ QuickSet Features 131Dell™ QuickSet Features NOTE: This feature may not be available on your computer.Dell™ QuickSet provides you with easy acc

132 Dell™ QuickSet Features

Traveling With Your Computer 133Traveling With Your ComputerIdentifying Your Computer• Attach a name tag or business card to the computer.• Write down

134 Traveling With Your ComputerTravel Tips NOTICE: Do not move the computer while using the optical drive to prevent loss of data. NOTICE: Do not ch

Contacting Dell 135Contacting DellTo contact Dell electronically, you can access the following websites:• www.dell.com•support.dell.com (support)For s

136 Contacting DellArgentina (Buenos Aires)International Access Code: 00Country Code: 54City Code: 11Website: www.dell.com.arE-mail: la-techsupport@de

Contacting Dell 137Barbados Website: www.dell.com/bbE-mail: [email protected] Support1-800-534-3142Belgium (Brussels)International Access

138 Contacting DellCanada (North York, Ontario)International Access Code: 011Online Order Status: www.dell.ca/ostatusAutoTech (automated Hardware and

Contacting Dell 139China (Xiamen)Country Code: 86City Code: 592Technical Support website: support.dell.com.cnTechnical Support E-mail: cn_support@dell

14 Finding Information• Information on network activity, the Power Management Wizard, hotkeys, and other items controlled by Dell QuickSetDell QuickSe

140 Contacting DellCosta Rica Website: www.dell.com/crE-mail: [email protected] Support0800-012-0231Czech Republic (Prague)International

Contacting Dell 141El Salvador Website: www.dell.com/ecE-mail: [email protected] Support800-6132Finland (Helsinki)International Access Co

142 Contacting DellGermany (Frankfurt)International Access Code: 00Country Code: 49City Code: 69Website: support.euro.dell.comE-mail: tech_support_cen

Contacting Dell 143Hong KongInternational Access Code: 001Country Code: 852Website: support.ap.dell.comTechnical Support E-mail: [email protected]

144 Contacting DellIreland (Cherrywood)International Access Code: 00Country Code: 353City Code: 1Website: support.euro.dell.comE-mail: dell_direct_sup

Contacting Dell 145Jamaica E-mail: [email protected] Support (dial from within Jamaica only)1-800-440-9205Japan (Kawasaki)International A

146 Contacting DellKorea (Seoul)International Access Code: 001Country Code: 82City Code: 2E-mail: [email protected]: 080-200-3800Supp

Contacting Dell 147Malaysia (Penang)International Access Code: 00Country Code: 60City Code: 4Website: support.ap.dell.comTechnical Support (Dell Preci

148 Contacting DellNetherlands (Amsterdam)International Access Code: 00Country Code: 31City Code: 20Website: support.euro.dell.com Technical Support f

Contacting Dell 149Poland (Warsaw)International Access Code: 011Country Code: 48City Code: 22Website: support.euro.dell.comE-mail: pl_support_tech@del

A Tour of Your Computer 15A Tour of Your ComputerFront View1 display latch release 2 display 3 power button4 device status lights 5 touch pad 6 media

150 Contacting DellSingapore (Singapore)International Access Code: 005Country Code: 65NOTE: The phone numbers in this section should be called from wi

Contacting Dell 151Spain (Madrid)International Access Code: 00Country Code: 34City Code: 91Website: support.euro.dell.comHome and Small BusinessTechni

152 Contacting DellTai wa nInternational Access Code: 002Country Code: 886Website: support.ap.dell.comE-mail: [email protected] Support (Op

Contacting Dell 153U.K. (Bracknell)International Access Code: 00Country Code: 44City Code: 1344Website: support.euro.dell.comE-mail: dell_direct_suppo

154 Contacting DellU.S.A. (Austin, Texas)International Access Code: 011Country Code: 1Automated Order-Status Servicetoll-free: 1-800-433-9014AutoTech

Contacting Dell 155U.S. Virgin Islands E-mail: [email protected] Support1-877-702-4288Venezuela Website: www.dell.com/veE-mail: la-techsu

156 Contacting Dell

Specifications 157SpecificationsProcessorProcessor type Intel® Core™ Solo processor or Intel® Core™ Duo processorL1 cache 32-KB x2 I-cache32-KB x2 D-c

158 Specifications 5-in-1 Media Card Reader5-in-1 media memory card controller Ricoh R5C8325-in-1 media memory card connector 5-in-1 combo card connec

Specifications 159CommunicationsModem:Ty p ev.92 56K MDCControllersoftmodemInterfaceinternal HDA busNetwork adapter 10/100 Ethernet LAN on system boar

16 A Tour of Your ComputerDISPLAY LATCH RELEASE — Slide and hold to release the display latches and open the display.DISPLAY — For more information ab

160 SpecificationsDisplayType (active-matrix TFT) 14.1-inch WXGA and14.1-inch WXGA+Dimensions:Height206 mm (8.11 inches) Width320 mm (12.59 inches) Di

Specifications 161BatteryType 6-cell "smart" lithium ion9-cell "smart" lithium ionDimensions:Depth49 mm (1.93 inches) (6 cell)60.1

162 SpecificationsRated output voltage 19.5 +/–1.0 VDCDimensions:Height28.2 mm (1.11 inches) Width57.9 mm (2.28 inches) Depth137.2 mm (5.4 inches) Wei

Specifications 163Maximum shock (measured with hard drive in operating status and a 2-ms half-sine pulse for operating. Also measured with hard drive

164 Specifications

Appendix 165AppendixUsing the System Setup Program NOTE: Your operating system may automatically configure most of the options available in the syste

166 AppendixThe window at the bottom tells you how to control the system setup program with key functions. Use these keys to select a category, modify

Appendix 1673Turn on the computer. When the DELL logo appears, press <F2> immediately. If you wait too long and the Windows logo appears, contin

168 AppendixFloppy Drive NOTICE: Do not attempt to clean drive heads with a swab. You might accidentally misalign the heads which prevents the drive

Appendix 169Definition of "Dell-Installed" Software and PeripheralsDell-installed software includes the operating system and some of the sof

A Tour of Your Computer 17TOUCH PAD — Provides the functionality of a mouse.MEDIA CONTROL BUTTONS — Control CD, DVD, and Media Player playback.SPEAKER

170 AppendixIf necessary, consult a representative of Dell Inc. or an experienced radio/television technician for additional suggestions. The followin

Glossary 171GlossaryTerms in this Glossary are provided for informational purposes only and may or may not describe features included with your partic

172 Glossarybootable disk — A disk that you can use to start your computer. In case your hard drive is damaged or your computer has a virus, ensure th

Glossary 173DDR2 SDRAM — double-data-rate 2 SDRAM — A type of DDR SDRAM that uses a 4-bit prefetch and other architectural changes to boost memory spe

174 GlossaryENERGY STAR® — Environmental Protection Agency requirements that decrease the overall consumption of electricity.EPP — enhanced parallel p

Glossary 175heat sink — A metal plate on some processors that helps dissipate heat.help file — A file that contains descriptive or instructional infor

176 GlossaryLLAN — local area network — A computer network covering a small area. A LAN usually is confined to a building or a few nearby buildings. A

Glossary 177NVRAM — nonvolatile random access memory — A type of memory that stores data when the computer is turned off or loses its external power s

178 Glossaryreadme file — A text file included with a software package or hardware product. Typically, readme files provide installation information a

Glossary 179software — Anything that can be stored electronically, such as computer files or programs.S/PDIF — Sony/Philips Digital Interface — An aud

18 A Tour of Your ComputerKEYBOARD AND WIRELESS STATUS LIGHTSThe green lights located above the keyboard indicate the following:DISPLAY LATCHES — Keep

180 GlossaryUTP — unshielded twisted pair — Describes a type of cable used in most telephone networks and some computer networks. Pairs of unshielded

Glossary 181ZZIF — zero insertion force — A type of socket or connector that allows a computer chip to be installed or removed with no stress applied

182 Glossary

Index 183IndexNumbers5-in-1 media memory card reader, 67Aaudio connectors, 20audio deviceconnecting, 49enabling, 62audio. See soundBbatterycharge gaug

184 Index184 Indexdevice status lights, 16diagnosticsDell, 81, 84displayadjusting brightness, 31adjusting the size of icons, 131adjusting the size of

Index 185keypadnumeric, 33LlabelsMicrosoft Windows, 12Service Tag, 12lost computer, 80Mmedia control buttonsDell MediaDirect button, 46description, 17

186 Index186 Indexproblems (continued)computer does not start up, 93computer stops responding, 93conflicts, 103Dell Diagnostics, 81, 84Dell MediaDirec

Index 187touch padcleaning, 167customizing, 36description, 17tracking softwareprotecting your computer, 80transferring information to a new computer,

188 Index188 Index

A Tour of Your Computer 19Left Side View CAUTION: Do not block, push objects into, or allow dust to accumulate in the air vents. Do not store your c

Notes, Notices, and Cautions NOTE: A NOTE indicates important information that helps you make better use of your computer. NOTICE: A NOTICE indicates

20 A Tour of Your ComputerS-VIDEO TV-OUT CONNECTORIEEE 1394 CONNECTOR — Connects devices supporting IEEE 1394 high-speed transfer rates, such as some

A Tour of Your Computer 21Right Side ViewOPTICAL DRIVE BAY — You can install devices such as a DVD drive or other optical drive in the optical drive b

22 A Tour of Your ComputerNETWORK CONNECTOR (RJ-45)VIDEO CONNECTORBack ViewUSB CONNECTORSAC ADAPTER CONNECTOR — Attaches an AC adapter to the computer

A Tour of Your Computer 23 CAUTION: The AC adapter works with electrical outlets worldwide. However, power connectors and power strips vary among cou

24 A Tour of Your ComputerPROCESSOR AND THERMAL MODULE COVER — Covers the processor and thermal module. MODEM/MINI CARD/WIRELESS COVER — Covers the co

Setting Up Your Computer 25Setting Up Your ComputerConnecting to the Internet NOTE: ISPs and ISP offerings vary by country.To connect to the Internet

26 Setting Up Your Computer• If you have already obtained setup information from your ISP but you did not receive a setup CD, click Set up my connecti

Setting Up Your Computer 273On the Which computer is this? screen, click New Computer and click Next.4On the Do you have a Windows XP CD? screen, clic

28 Setting Up Your Computer6When the disk creation completes and the Now go to your old computer message appears, do not clickNext.7Go to the old comp

Setting Up Your Computer 29Printer CableYour printer connects to your computer with either a USB cable or a parallel cable. Your printer may not come

Contents 3ContentsFinding Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111 A Tour of Your Computer. . . . . . . . . .

30 Setting Up Your ComputerPower Protection DevicesSeveral devices are available to protect against power fluctuations and failures:• Surge protectors

Using the Display 31Using the DisplayAdjusting BrightnessWhen a Dell™ computer is running on battery power, you can conserve power by setting the brig

32 Using the Display3Under Pick a task..., click the area you want to change, or under or pick a Control Panel icon, click Display.4Try different sett

Using the Keyboard and Touch Pad 33Using the Keyboard and Touch PadNumeric KeypadThe numeric keypad functions like the numeric keypad on an external k

34 Using the Keyboard and Touch PadKey CombinationsSystem FunctionsBatteryCD or DVD TrayDisplay FunctionsRadios (Including Wireless Networking and an

Using the Keyboard and Touch Pad 35Speaker FunctionsMicrosoft® Windows® Logo Key FunctionsTo adjust keyboard operation, such as the character repeat r

36 Using the Keyboard and Touch PadTouch PadThe touch pad detects the pressure and movement of your finger to allow you to move the cursor on the disp

Using a Battery 37Using a BatteryBattery Performance NOTE: For information about the Dell warranty for your computer, see the Product Information Gui

38 Using a Battery CAUTION: Do not dispose of batteries with household waste. When your battery no longer holds a charge, call your local waste dispo

Using a Battery 39Check the Battery Health NOTE: You can check battery health in one of two ways: by using the charge gauge on the battery as describ

4 Contents3 Using the Display. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31Adjusting Brightness. . . . . . . . . . . . . . . . . . .

40 Using a BatteryTo enter standby mode:• Click the Start button, click Turn off computer, and then click Stand by.or• Depending on how you set the po

Using a Battery 41Configuring Power Management SettingsYou can use the QuickSet Power Management Wizard or Windows Power Options Properties to configu

42 Using a BatteryTo remove the battery:1If the computer is connected to a docking device (docked), undock it. See the documentation that came with yo

Using CDs, DVDs, and Other Multimedia 43Using CDs, DVDs, and Other MultimediaPlaying CDs or DVDs NOTICE: Do not press down on the CD or DVD tray when

44 Using CDs, DVDs, and Other MultimediaTo format CDs for storing data, to create music CDs, or to copy CDs, see the CD software that came with your c

Using CDs, DVDs, and Other Multimedia 45Adjusting the Volume NOTE: When the speakers are muted, you do not hear the CD or DVD playing.1Click the Star

46 Using CDs, DVDs, and Other Multimedia3Under Pick a task..., click Change the screen resolution.4In the Display Properties window, click and drag th

Using CDs, DVDs, and Other Multimedia 47 Dell MediaDirect and Dell Media Experience HelpThe Dell media application on your computer provides help info

48 Using CDs, DVDs, and Other MultimediaRepairing Dell MediaDirect NOTE: See "Repair Utility CD" to verify that you need to repair Dell Med

Using CDs, DVDs, and Other Multimedia 49To create a partition on your hard drive:1Press the <F8> key to agree to the license agreement while you

Contents 5Replacing the Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41Storing a Battery. . . . . . . . . . . . . . . . . .

50 Using CDs, DVDs, and Other MultimediaYour computer has an S-video TV-out connector that, together with a standard S-video cable, a composite video

Using CDs, DVDs, and Other Multimedia 51Your TV has either an S-video input connector, a composite video-input connector, or a component video-input c

52 Using CDs, DVDs, and Other Multimedia1Turn off the computer and the TV and/or audio device that you want to connect. NOTE: You can connect an S-vi

Using CDs, DVDs, and Other Multimedia 53S-Video and S/PDIF Digital Audio1Turn off the computer and the TV and/or the audio device that you want to con

54 Using CDs, DVDs, and Other Multimedia3Plug one end of the S-video cable into the S-video output connector on the composite video adapter.4Plug the

Using CDs, DVDs, and Other Multimedia 55Composite Video and Standard Audio1Turn off the computer and the TV and/or audio device that you want to conne

56 Using CDs, DVDs, and Other Multimedia4Plug the other end of the composite video cable into the composite video-input connector on the TV.5Plug the

Using CDs, DVDs, and Other Multimedia 571Turn off the computer and the TV and/or audio device that you want to connect.2Connect the composite video ad

58 Using CDs, DVDs, and Other Multimedia6Plug the other end of the digital audio cable into the S/PDIF input connector on your TV or other audio devic

Using CDs, DVDs, and Other Multimedia 591Turn off the computer and the TV and/or audio device that you want to connect.2Connect the component video ad

6 ContentsMedia Memory Card Blanks . . . . . . . . . . . . . . . . . . . . . . . . . . . 67Installing a Media Memory Card . . . . . . . . . . . . .

60 Using CDs, DVDs, and Other MultimediaComponent Video and S/PDIF Digital Audio1 S-video TV-out connector 2 component video adapter 1 component video

Using CDs, DVDs, and Other Multimedia 611Turn off the computer and the TV and/or audio device that you want to connect.2Connect the component video ad

62 Using CDs, DVDs, and Other MultimediaEnabling S/PDIF Digital Audio NOTE: Your DVD software may vary. Please review the setup instructions included

Using CDs, DVDs, and Other Multimedia 638Click the arrows beside the Dynamic range compression option to select the most suitable option.9Click the Ba

64 Using CDs, DVDs, and Other Multimedia

Using ExpressCards 65Using ExpressCardsExpressCard TypesSee "Specifications" on page 157 for information on supported ExpressCards. NOTE: A

66 Using ExpressCards CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guid

Using ExpressCards 67Save a blank to use when no ExpressCard is installed in a slot. Blanks protect unused slots from dust and other particles.Media M

68 Using ExpressCardsInstalling a Media Memory CardYou can install a media memory card in the computer while the computer is running. The computer aut

Using ExpressCards 69Removing a Media Memory Card or Blank NOTICE: Use the media memory card configuration utility (click the icon in the taskbar)

Contents 710 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81Dell Technical Update Service . . . . . . . . . . . . .

70 Using ExpressCards

Setting Up a Network 71Setting Up a NetworkPhysically Connecting to a Network or Broadband ModemBefore you connect your computer to a network that is

72 Setting Up a Network3Click Checklist for creating a network. NOTE: Selecting the connection method labeled This computer connects directly to the

Setting Up a Network 73If Wireless Network Connection appears, you have a wireless network card. To view detailed information about the wireless netwo

74 Setting Up a Network11Tu r n o n only your broadband modem and wait for at least 2 minutes for the broadband modem to stabilize. After 2 minutes,

Setting Up a Network 75To determine which wireless configuration utility is managing your wireless network card:1Click the Start button, point to Sett

76 Setting Up a NetworkMonitoring the Status of Wireless Network Connections Through Dell™ QuickSetThe wireless activity indicator provides an easy wa

Setting Up a Network 77 NOTE: Before you connect to the Internet, you must activate mobile broadband service through your cellular service provider.

78 Setting Up a Network

Securing Your Computer 79Securing Your ComputerSecurity Cable Lock NOTE: Your computer does not ship with a security cable lock.A security cable lock

8 ContentsPower Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96Printer Problems. . . . . . . . . . . . . . . . . . . .

80 Securing Your Computer• Do not share your password with other people.• Ensure that people are not watching you when you type your password. NOTICE

Troubleshooting 81TroubleshootingDell Technical Update ServiceThe Dell Technical Update service provides proactive e-mail notification of software and

82 Troubleshooting3Diagnostics can be invoked one of two ways:aTurn on the computer. When the DELL™ logo appears, press <F12> immediately. Selec

Troubleshooting 83Dell Diagnostics Main Menu1After the Dell Diagnostics loads and the Main Menu screen appears, click the button for the option you wa

84 Troubleshooting4When the tests are completed, if you are running the Dell Diagnostics from the Drivers and Utilities CD, remove the CD.5When the te

Troubleshooting 85Clicking the Dell Support IconClick or right-click the icon to perform the following tasks:• Check your computing environment • Vie

86 TroubleshootingProblems writing to a CD/DVD-RW driveCLOSE OTHER PROGRAMS — The CD/DVD-RW drive must receive a steady stream of data when writing. I

Troubleshooting 87CHECK THE MICROSOFT OUTLOOK® EXPRESS SECURITY SETTINGS — If you cannot open your e-mail attachments:1In Outlook Express, click Tools

88 TroubleshootingError Messages CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Infor

Troubleshooting 89HARD-DISK DRIVE CONFIGURATION ERROR — The computer cannot identify the drive type. Shut down the computer, remove the hard drive (s

Contents 9Memory. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115Installing a Memory Module in Connector DIMM B. . . . .

90 TroubleshootingMEMORY ALLOCATION ERROR — The software you are attempting to run is conflicting with the operating system, another program, or a uti

Troubleshooting 91SECTOR NOT FOUND — The operating system cannot locate a sector on the hard drive. You may have a defective sector or corrupted FAT o

92 TroubleshootingIF YOU HAVE PROBLEMS WITH AN EXPRESSC ARD NOT PROVIDED BY DELL — Contact the ExpressCard manufacturer.IEEE 1394 Device Problems C

Troubleshooting 93TO VERIFY THAT THE PROBLEM IS WITH THE EXTERNAL KEYBOARD, CHECK THE INTEGRATED KEYBOARD —1Shut down the computer.2Disconnect the ex

94 TroubleshootingCHECK THE SOFTWARE DOCUMENTATION — If necessary, uninstall and then reinstall the program. Software usually includes installation in

Troubleshooting 95Other software problemsCHECK THE SOFTWARE DOCUMENTATION OR CONTACT THE SOFTWARE MANUFACTURER FOR TROUBLESHOOTING INFORMATION —• Ens

96 TroubleshootingNetwork Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Inf

Troubleshooting 97CHECK THE AC ADAPTER — Check the AC adapter cable connections. If the AC adapter has a light, ensure that the light is on.CONNECT TH

98 TroubleshootingCHECK THE SCANNER DOCUMENTATION — See the scanner documentation for setup and troubleshooting information.UNLOCK THE SCANNER — Ensur

Troubleshooting 99REINSTALL THE AUDIO DRIVER — See "Reinstalling Drivers and Utilities" on page 101. RUN THE DELL DIAGNOSTICS —See "De