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Dell GX240 S m a l l D e s k t o p C o m p u t e r, 1front panel door 2power button 3power light

Models: GX240

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S m a l l D e s k t o p C o m p u t e r

w w w . d e l l . c o m s u p p o r t . d e l l . c o m

S m a l l D e s k t o p C o m p u t e r

1	2	3	4	5

1front panel door

2power button

3power light

4hard drive access light

5floppy drive access light

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About Your Computer

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Dell GX240 S m a l l D e s k t o p C o m p u t e r, 1front panel door 2power button 3power light, 4hard drive access light

Contents

User’s Guide Dell OptiPlex GX240 SystemsNotes, Notices, and Cautions Abbreviations and Acronyms____________________ Contents 1 About Your Computer2Advanced Features 3 Installing UpgradesInstalling an AGP Graphics Card Technical Specifications Solving Problems4Stand Recover From a Program That Is Not Responding 9Microsoft Windows XP Features 7 Getting Help8 Additional Information Safety First-ForYou and Your Computer Electrostatic Discharge Ergonomic Computing Habits•Use a chair that provides good lower back support monitor screen at or below eye level About Your Computer Finding Information and Assistance Front PanelBack Panel Inside Your Computer Finding Information and Assistance About Your ComputerS u p p o r t To o l s continued ContentsUsing the Resource ResourcesS u p p o r t To o l s continued ContentsUsing the Resource ResourcesFront Panel S m a l l Fo r m - Fa c t o r C o m p u t e rAbout Your Computer 5floppy drive access light 1front panel door 2power button 3power light4hard drive access light S m a l l D e s k t o p C o m p u t e r5power button 6power light 7front panel door 1removable drive panel 2floppy drive access light3removable drive panel 4hard drive access light S m a l l M i n i -Tow e r C o m p u t e r3breakaway hinges Front Panel Door1USB connectors 2headphone connector S m a l l D e s k t o p C o m p u t e r1breakaway hinges 2USB connectors Speaker/Headphone ConnectorPower Button 3headphone connectorAction Po w e r B u t t o n Fun c t i o n s f o rPower Light Floppy Drive Access Light Hard Drive Access LightBack Panel About Your Computer PCI slotsAC adapter S m a l l D e s k t o p C o m p u t e rAC adapter AC voltage switchS m a l l M i n i -Tow e r C o m p u t e r AGP slotConnecting Devices USB Connectors Parallel ConnectorMouse Connector Integrated Network Adapter ConnectorLine-InJack Serial ConnectorsKeyboard Connector Line-OutJackInside Your Computer S m a l l D e s k t o p C o m p u t e r About Your ComputerS m a l l M i n i -Tow e r C o m p u t e r About Your ComputerC a bl e C o l o r s About Your ComputerSystem Board Components About Your Computer Description Connector or SocketS y s t e m B o a r d L a b e l s About Your ComputerAdditional System Setup Options Jumper Settings Advanced FeaturesSecurity Password Protection Computer Settings Software Installation and ConfigurationLegacySelect Technology Control ManageabilityDell OpenManage IT Assistant Security Dell OpenManage Client InstrumentationChassis Intrusion Detection Padlock Ring and Security Cable Slot Option settingsPassword Protection System Password1Verify that Password Status is set to Unlocked 4Press <Enter> Setup Password Enabled Disabling a Forgotten Password Computer Settings Entering System SetupSystem Setup Screens Action Advanced FeaturesKeys Moves to the next fieldKeys Advanced Featuresspacebar or ActionChanging the Boot Sequence During System Setup Changing the Boot Sequence in System SetupThe Boot Device Menu appears Additional System Setup Options The default for Auto Power On is Disabled •CPU InformationAdvanced Features –3.5 Inch, 1.44 MB –Not Installed Advanced FeaturesAdvanced Features NOTE: For Windows NT, Off is the default setting Advanced Features•Primary Drive n and Secondary Drive n if Primary VideoIf You Have a Problem –OffJumper Settings Software Installation and Configuration Computer Cover Expansion Cards Installing UpgradesCD/DVD Drives Battery Expansion Card Cage Small Desktop Computer OnlyComputer Cover Opening the Computer Cover1security cable slot 2padlock ring Installing UpgradesS m a l l Fo r m - Fa c t o r C o m p u t e r 3release buttons one on each sideInstalling Upgrades 1 security cable slot 2 padlock ring3 release buttons one on each side Closing the Computer Cover Installing UpgradesExpansion Cards Installing UpgradesInstalling an Expansion Card E x pa n s i o n C a r d Ty pe s1 2 3 3Open the computer cover S m a l l Fo r m - Fa c t o r C o m p u t e r 1card-edgeconnector 2expansion card 3hinged lever4retention arm 5expansion-cardconnector 1 2 3 4 5Installing Upgrades S m a l l D e s k t o p C o m p u t e r8Prepare the expansion card for installation Installing Upgrades Removing an Expansion Card Installing Upgrades Installing an AGP Graphics Card 1 hinged leverInstalling Upgrades 1hinged lever 2indented tab3Press the AGP card clip lever toward PCI slot 4Slide the AGP card into placeRemoving an AGP Card Expansion Card Cage Small Desktop Computer Only Removing the Expansion-CardCageReplacing the Expansion-CardCage E x p a n s i o n - C a r d C a g e Re m o v a l1 expansion-cardcage 2Make sure that the riser board is fully seated in the connector on the system board Installing a TAPI Device TAPIInstalling a TAPI Sound Card Installing DIMMs MemoryInstalling Upgrades 3 2 11socket 2slot 3securing clip Removing DIMMs Microprocessor 1 airflow shroud 1latches 2securing clips 3heat sink Installing Upgrades3 4 5 6 4retention base 5ZIF socket 6tabs1latches 2securing clips 3blower 4screws Installing Upgrades4 5 6 5heat sink 6retention baseRemoving the Microprocessor Installing UpgradesInstalling the Microprocessor Installing Upgrades Installing Upgrades Front Panel Inserts Installing Upgrades96 Installing Upgrades Installing Upgrades S m a l l D e s k t o p C o m p u t e rInstalling Upgrades Replacing Front Panel Inserts Installing UpgradesInternal Drives Installing Upgrades1 2 3 1 2 3 Installing UpgradesS m a l l D e s k t o p C o m p u t e r 1 CD/DVD drive 2 floppy drive 3 hard driveIDE Drive Addressing Installing Upgrades2 1 3 Connecting Drives Installing Upgrades1header connector 2colored stripe on the cable D r i v e I n t e r f a c e C o nn e c t o r s3interface cable Hard Drives Installing Upgrades H a r d - D r i v e S h r o u d Re m o v a lDetaching Hard Drive Cables 1power cable 2hard drive cableS m a l l Fo r m - Fa c t o r C o m p u t e r S m a l l D e s k t o p C o m p u t e r power cableInstalling Upgrades hard drive cableInstalling Upgrades S m a l l M i n i -Tow e r C o m p u t e rRemoving a Hard Drive Installing UpgradesInstalling Upgrades S m a l l D e s k t o p C o m p u t e r1tabs 2hard drive Installing a Hard Drive S m a l l M i n i -Tow e r C o m p u t e rReattaching Hard Drive Cables Installing Upgrades1 2 3 S m a l l Fo r m - Fa c t o r C o m p u t e r power cableIDE1 connector IDE cableInstalling Upgrades power cableIDE1 connector IDE cable1power cable 2IDE cable 3IDE1 connector Installing Upgrades1 2 3 Floppy Drives Detaching Floppy Drive Cables Installing UpgradesS m a l l Fo r m - Fa c t o r C o m p u t e r 3system board floppy drive connector DSKTInstalling Upgrades 1 2 3floppy drive cable power cablefloppy drive connector S m a l l M i n i -Tow e r C o m p u t e rInstalling Upgrades 1power cable 2floppy drive cable3floppy drive connector 1 2 3Removing a Floppy Drive Installing UpgradesInstalling Upgrades S m a l l D e s k t o p C o m p u t e rS m a l l M i n i -Tow e r C o m p u t e r Installing a Floppy Drive and Reattaching Cables Installing Upgrades Small Desktop and Small Mini-TowerComputers1 2 3 e l l . c o S m a l l D e s k t o p C o m p u t e rr t . d s u p p oInstalling Upgrades 1 2 3CD/DVD Drives Detaching CD, CD-RW,or DVD Drive Cables Installing UpgradesI n t e r po s e r B o a r d Re m o v a l Installing Upgrades 1power cable 2audio cable 3CD/DVD drive cable4CD/DVD drive connector S m a l l D e s k t o p C o m p u t e rInstalling Upgrades power cableCD/DVD drive connector S m a l l M i n i -Tow e r C o m p u t e rRemoving a CD, CD-RW,or DVD Drive Installing UpgradesInstalling Upgrades S m a l l D e s k t o p C o m p u t e rS m a l l M i n i -Tow e r C o m p u t e r C D / D V D D r i v e B r a c k e t Ra i l s Installing Upgrades S m a l l D e s k t o p C o m p u t e r e l ls u p p o r t . d Installing Upgrades S m a l l M i n i -Tow e r C o m p u t e rBattery Replacing the Battery c Exit system setup Installing Upgrades 142 Installing Upgrades S t a n d Removing the Computer StandAttaching the Computer Stand Removing the Computer Stand Attaching the Computer Stand Stand146 Stand Microprocessor Memory Computer Information Audio Technical SpecificationsControls and Lights Power Physical Environmental Expansion Bus Drives Ports Key CombinationsMemory Technical SpecificationsMicroprocessor Computer InformationTechnical Specifications AudioExpansion Bus Technical Specifications DrivesPorts Sequence option Technical SpecificationsKey Combinations Controls and LightsPower Technical SpecificationsPhysical Technical Specifications EnvironmentalSolving Problems Finding Solutions Dell DiagnosticsMessages and Codes Software Problems Finding Solutions Solving ProblemsUsing the Dell OptiPlex ResourceCD Power Problems Video and Monitor Problems•Restart the computer Sound and Speaker Problems Printer Problems Serial or Parallel Device Problems •Verify that the device is turned on Mouse Problems Keyboard Problems Floppy Drive Problems Basic Checks Hard Drive Problems Type chkdsk and press <Enter> Yes. The problem is resolved No. Proceed to step Battery Problems Expansion Card Problems Recover From a Program That Is Not Responding Repairing a Wet Computer Restart a Computer That Is Not Responding3Click End Task Repairing a Dropped or Damaged Computer Computer Memory Problems Hardware ConflictsSystem Board Problems Did any of the tests fail? When to Use the Dell Diagnostics Dell DiagnosticsResetting a Damaged System Board FeaturesBefore You Start Testing Running the Dell Diagnostics6Select Start computer to run Dell Diagnostics 8Select Option 1– Dell Diagnostics Advanced Testing Solving Problems Advanced Testing Help Menu Messages and CodesC o m p u t e r M e s s a g e s Computer MessagesSolving Problems MessageC o m p u t e r M e s s a g e s The hard drive or theMessage Solving ProblemsC o m p u t e r M e s s a g e s Causevalue C o m p u t e r M e s s a g e saddress, read address, readDiagnostics C o m p u t e r M e s s a g e sRun the System Board Message Solving ProblemsC o m p u t e r M e s s a g e s CauseMessage Solving ProblemsC o m p u t e r M e s s a g e s CauseRun the VESA/VGA Interface tests in Computer Beep CodesRun the System Board Devices tests in Run the System Board Devices tests inRun the System Board Devices tests in Run the System Board Devices tests inRun the System Board Devices tests in Run the System Board Devices tests inRun the System Board Devices tests in Warning MessagesRun the Serial Ports and the Parallel Run the System Board Devices tests inFront Panel Lights Diagnostics MessagesDiagnostic Lights Power Light CodeBack Panel Lights Normal off condition Software Problems Operating System Compatibility Basic ChecksDevice Drivers Input ErrorsError Messages Memory-ResidentProgramsProgram Conflicts Memory Address ConflictsInterrupt Assignment Conflicts Used/Available Solving ProblemsD e f a u l t I R Q L i n e A s s i g n m e n t s LineGetting Help Help Overview Dell Contact NumbersHelp Overview Technical AssistanceHelp Tools Page Technical Support Service AutoTech ServiceTechFax Service Automated Order-StatusSystemProduct Information Problems With Your OrderReturning Items for Warranty Repair or Credit Getting HelpBefore You Call Getting HelpDiagnostics Checklist Australia Sydney Dell Contact NumbersAntigua and Barbuda Austria ViennaBermuda BarbadosBelgium Brussels BrazilChina Xiamen Cayman IslandsChile Santiago ColombiaEl Salvador Denmark HorsholmDominican Republic Finland HelsinkiGermany Langen Home and Small BusinessCorporate GuatemalaItaly Milan Hong KongIreland Cherrywood Home and Small BusinessJapan Kawasaki Korea SeoulMacau Latin AmericaLuxembourg Malaysia PenangNetherlands Amsterdam MexicoNetherlands Antilles New ZealandPeru Norway LysakerPanama Poland WarsawSouth Africa Johannesburg St. LuciaSingapore Singapore 09/091Sweden Upplands Vasby Switzerland GenevaTaiwan Thailand Trinidad/TobagoU.K. Bracknell U.S.A. Austin, Texas US Virgin Islands VenezuelaWarranty and Return Policy Additional InformationRegulatory Notices ENERGY STAR Compliance Regulatory Notices FCC Notices U.S. Only •Reorient or relocate the receiving antenna IC Notice Canada Only CE Notice European UnionBattery Disposal EN 55022 Compliance Czech Republic Only VCCI Notice Japan OnlyVCCI-A Class A ITEClass B ITE MIC Notice Republic of Korea Only Class B Device Additional InformationWymagania Polskiego Centrum Badañ i Certyfikacji Pozosta³e instrukcje bezpieczeñstwaAdditional Information BSMI Notice Taiwan Only Additional InformationNOM Information Mexico Only Información para NOM únicamente para México ENERGY STAR Compliance ENERGY STAR guidelines for energy efficiencyAdditional Information Warranty and Return Policy 242 Additional Information System Restore M i c r o s o f t Windows XP FeaturesFiles and Settings Transfer Wizard User Accounts and Fast User SwitchingOverview Help and Support CenterSwitching to Classic View New User Interface2Click Properties Clean Desktop Wizard3Click Clean Desktop Now 4Select Classic Start Menu and click OKNotification Area Cleanup Taskbar GroupingMicrosof t Windows XP Features Files and Settings Transfer Wizard The Do you have a Windows XP CD? screen appearsApplication and Device Compatibility Program Compatibility WizardSystem Restore Using System Restore Restore Process 2Select Create a restore point and click Next>Driver Rollback 2Select Undo my last restoration and click Next>User Accounts and Fast User Switching How to Use Fast User Switching2Click Properties What Happens When a Fast User Switch Occurs? Special Considerations With Fast User SwitchingMicrosof t Windows XP Features 2In the Control Panel window, click User Accounts How to Turn Off Fast User SwitchingHow to Add Users 4Click Apply OptionsHome and Small Office Networking Network Setup Wizard3Click checklist for creating a network 6Click Create AccountInternet Connection Firewall Microsof t Windows XP Features 260 Microsof t Windows XP Features ACPI GlossaryAccelerator ANSIASCII BIOSAPIC ATAPIByte Boot SequenceBus Speed CacheSee IC Controller COM PortControl Code CRIMMData Striping D-SubSee Subminiature-D DeviceDMTF DRAMDRDRAM Environmental Protection Agency EIDEEnergy Star EPROM Express Service CodeEPP/ECP EthernetGravities. A measurement of weight and force Hours. A measurement of time that equals 60 min IP Address IPX/SPXPage Local Bus Minutes. A measurement of time that equals 60 sec NiCad MTBFNetwork Adapter NiMHParallel Port Pipeline ProcessingAlso referred to as Product Key. See COA DRDRAM RAIDRambus RDRAMRJ45 Remote Wake UpRIMM RS-232Seconds. A measurement of time SPGA System SetupSNMP SRAMToken Ring TAPITCP/IP UDMAVolts alternating current AC Volts direct current DCWBEM