www.dell.com | support.dell.comDell™ OptiPlex™ GX240 SystemsUser’s Guide
12www.dell.com | support.dell.com• Handle components and cards with care. Don't touch the components or contacts on a card. Hold a card by its ed
102 Installing Upgradeswww.dell.com | support.dell.comSmall Mini-Tower ComputerIDE Drive AddressingAll IDE devices require that you configure the cabl
Installing Upgrades 103With the two IDE interface connectors on the system board, your computer supports up to two IDE devices. IDE hard drives should
104 Installing Upgradeswww.dell.com | support.dell.comDrive Interface ConnectorsWhen you attach the interface cable to a drive, be sure to match the c
Installing Upgrades 105 NOTICE: When you connect an interface cable, do not reverse the interface cable (do not place the colored stripe away from pin
106 Installing Upgradeswww.dell.com | support.dell.comHard-Drive Shroud Removal
Installing Upgrades 107Detaching Hard Drive Cables1 Disconnect the power cable and hard drive cable from the drive.Small Form-Factor Computer1power ca
108 Installing Upgradeswww.dell.com | support.dell.comSmall Desktop Computer1hard drive cable2power cable12
Installing Upgrades 109Small Mini-Tower Computer2On the small form-factor computer, if the computer has the combination data cable, disconnect the com
110 Installing Upgradeswww.dell.com | support.dell.comRemoving a Hard Drive1 For the small form-factor computer, press in on the tabs on each side of
Installing Upgrades 111Small Desktop Computer1tabs (2)2hard drive12
13For comfort and efficiency, observe the following ergonomic guidelines when setting up and using your computer:• Position your computer so that the
112 Installing Upgradeswww.dell.com | support.dell.comSmall Mini-Tower ComputerInstalling a Hard Drive CAUTION: To avoid the possibility of electric s
Installing Upgrades 1133 If your replacement hard drive does not have the bracket rails attached, remove the rails from the old drive by removing the
114 Installing Upgradeswww.dell.com | support.dell.comSmall Form-Factor Computer1power cable2IDE cable3IDE1 connector312
Installing Upgrades 115Small Desktop Computer1power cable2IDE cable3IDE1 connector312
116 Installing Upgradeswww.dell.com | support.dell.comSmall Mini-Tower Computer2 Check all connectors to be certain that they are properly cabled and
Installing Upgrades 1175 If the drive you just installed is the primary drive, insert a bootable floppy into drive A.6 Turn on the computer.7 Enter sy
118 Installing Upgradeswww.dell.com | support.dell.com3 Open the computer cover.4 If you are replacing a drive, disconnect the power and interface cab
Installing Upgrades 119Small Form-Factor ComputerSmall Desktop Computer1floppy drive cable2interposer board3 system board floppy drive connector (DSKT
120 Installing Upgradeswww.dell.com | support.dell.comSmall Mini-Tower Computer1power cable2floppy drive cable3floppy drive connector123
Installing Upgrades 1211power cable2floppy drive cable3 floppy drive connector123
14www.dell.com | support.dell.com213451 monitor screen at or below eye level 4 arms at desk level2 monitor and keyboard positioned directly in front o
122 Installing Upgradeswww.dell.com | support.dell.comRemoving a Floppy Drive1 On the small form-factor computer, remove the floppy drive from its sle
Installing Upgrades 1233 Slide the drive upward and remove it from the computer.Small Desktop ComputerSmall Mini-Tower Computer
124 Installing Upgradeswww.dell.com | support.dell.comInstalling a Floppy Drive and Reattaching CablesSmall Form-Factor Computer1 Snap the replacement
Installing Upgrades 1258 Enter system setup and update the appropriate Diskette Drive A option to reflect the size and capacity of your new floppy dri
126 Installing Upgradeswww.dell.com | support.dell.comSmall Desktop Computer1power cable2floppy drive cable3floppy drive connector123
Installing Upgrades 127Small Mini-Tower Computer4Check all cable connections, and fold cables out of the way to provide airflow for the fan and coolin
128 Installing Upgradeswww.dell.com | support.dell.comCD/DVD Drives CAUTION: To avoid the possibility of electric shock, turn off the computer and any
Installing Upgrades 129Detaching CD, CD-RW, or DVD Drive Cables1 On the small form-factor computer, remove the interposer board from the drive.Interpo
130 Installing Upgradeswww.dell.com | support.dell.com2 On the small desktop and small mini-tower computers, remove the data, power, and audio cables
Installing Upgrades 131Small Mini-Tower Computer1power cable2audio cable3 CD/DVD drive cable4 CD/DVD drive connector2134
www.dell.com | support.dell.comSECTION 1About Your ComputerFinding Information and AssistanceFront PanelBack PanelInside Your Computer
132 Installing Upgradeswww.dell.com | support.dell.comRemoving a CD, CD-RW, or DVD Drive1 Press inward on the two tabs on the sides of the drive to di
Installing Upgrades 133Small Desktop ComputerSmall Mini-Tower Computer
134 Installing Upgradeswww.dell.com | support.dell.comInstalling a CD, CD-RW, or DVD Drive and Reattaching Cables1 If the replacement drive does not h
Installing Upgrades 135Interposer Board Connection—Small Form-Factor Computer4 Connect the drive, power, and audio cables to the drive.1 interposer bo
136 Installing Upgradeswww.dell.com | support.dell.comSmall Desktop Computer1power cable2audio cable3 CD/DVD drive cable4 CD/DVD drive connector1234
Installing Upgrades 137Small Mini-Tower Computer5If you are installing a drive that has its own controller card, install the controller card in an exp
138 Installing Upgradeswww.dell.com | support.dell.com NOTE: Problems may arise if two expansion cards are trying to use the same resources: memory, I
Installing Upgrades 139You can operate your computer without a battery; however, without a battery, the configuration information is erased if the com
140 Installing Upgradeswww.dell.com | support.dell.comComputer Battery5Close the computer cover, reconnect your computer and devices to their electric
Installing Upgrades 1418 After 10 minutes, plug in the computer, turn it on, and enter system setup. If the time and date are still incorrect, see “Ge
16 About Your Computerwww.dell.com | support.dell.comFinding Information and AssistanceThe following table lists the resources that Dell provides as s
142 Installing Upgradeswww.dell.com | support.dell.com
www.dell.com | support.dell.comSECTION 4StandRemoving the Computer StandAttaching the Computer Stand
144 Standwww.dell.com | support.dell.comRemoving the Computer Stand1 Turn the computer over so that the stand is at the top.2 Loosen the thumb screw a
Stand 145Small Desktop ComputerAttaching the Computer Stand1 Place the computer on its right side so that the drive bays are at the bottom.2 Fit the s
146 Standwww.dell.com | support.dell.com
www.dell.com | support.dell.comSECTION 5Technical SpecificationsMicroprocessorMemoryComputer InformationAudioExpansion BusDrivesPortsKey CombinationsC
148 Technical Specificationswww.dell.com | support.dell.comMicroprocessorMicroprocessor type Intel® Pentium® 4 microprocessor. Design provides for fut
Technical Specifications 149System bus speed 100 megahertz (MHz) clock, 400 MHz data rateNetwork interface controller integrated 3C920-based 10/100 3C
150 Technical Specificationswww.dell.com | support.dell.comAGP expansion-card connector data width (maximum)32 bitsAGP expansion-card connector size17
Technical Specifications 151Primary IDE hard drive 40-pin connector on PCI local busSecondary IDE hard drive 40-pin connector on PCI local busFloppy d
About Your Computer 17Service and Registration Labels—located on the front or side of your Dell™ computer.• Express Service Code and Service Tag Numbe
152 Technical Specificationswww.dell.com | support.dell.comDiagnostic lights four yellow and/or green lights on back of computer (see “I/O Panel—Small
Technical Specifications 153Width 18.1 cm (7.1 inches)Depth 44.7 cm (17.6 inches)Weight 12.7 kg (28 lbs)EnvironmentalTemperature:Operating 10° to 35°
www.dell.com | support.dell.comSECTION 6Solving ProblemsFinding SolutionsDell DiagnosticsMessages and CodesSoftware Problems
156 Solving Problemswww.dell.com | support.dell.comFinding SolutionsThis section describes computer and software problems, offers corrective actions,
Solving Problems 157Using the Dell OptiPlex ResourceCDTo use the Dell OptiPlex ResourceCD while you are running the Microsoft® Windows® operating syst
158 Solving Problemswww.dell.com | support.dell.com2 Click the appropriate driver and follow the instructions to download the driver for your computer
Solving Problems 159• Disconnect the monitor cable from the computer and check the cable connector for bent or broken pins. Check for damaged or fraye
160 Solving Problemswww.dell.com | support.dell.comNo. Go to step 5.5 Run the VESA/VGA Interface tests in the Dell Diagnostics.Did any of the tests fa
Solving Problems 161If the problem still exists after you complete the basic checks, fill out the Diagnostics Checklist as you perform the following s
162 Solving Problemswww.dell.com | support.dell.comIf the problem still exists after you complete the basic checks, fill out the Diagnostics Checklist
18 About Your Computerwww.dell.com | support.dell.comUser’s guides for your computer and devicesDepending on your operating system, double-click the U
Solving Problems 163• Disconnect the cable from the computer and check the cable connector for bent or broken pins. Check for damaged or frayed cables
164 Solving Problemswww.dell.com | support.dell.comYes. The problem is resolved.No. Go to step 4.4 Turn off the computer and the device, swap the devi
Solving Problems 1652 If you are using a PS/2 mouse, run the Mouse test in the Pointing Devices device group in the Dell Diagnostics.Did the tests com
166 Solving Problemswww.dell.com | support.dell.com3 Turn on the computer.4 If you are using a keyboard that can be configured with various switch set
Solving Problems 167Basic Checks:• If you hear an unfamiliar scraping or grinding sound when a drive is accessed, there could be a hardware malfunctio
168 Solving Problemswww.dell.com | support.dell.com3 Remove and reinstall the floppy drive.4 Close the computer cover, reconnect the computer and devi
Solving Problems 169• For Windows 2000, run the ScanDisk utility by clicking the Start button, pointing to Run, typing scandskw, and clicking OK.• Fo
170 Solving Problemswww.dell.com | support.dell.comYes. The problem is resolved.No. Proceed to step 3.3 Run the appropriate test group in the Dell Dia
Solving Problems 171Yes. See “Computer Messages” for an explanation of the message. If you cannot correct the problem by performing the action describ
172 Solving Problemswww.dell.com | support.dell.com5 Turn off your computer and disconnect it from its electrical outlet. Leave the computer off for a
About Your Computer 19Front PanelThe following figures show the controls, lights, and features located on the front panel of the small form-factor, sm
Solving Problems 1734 Close the computer cover, reconnect the computer and devices to their electrical outlets, and turn them on.Is the computer worki
174 Solving Problemswww.dell.com | support.dell.comDid the Task Manager window or Close Program window appear?Yes. Go to step 2.No. Skip to step 4.2 C
Solving Problems 175 NOTE: If your primary hard drive is connected to a drive controller card and not one of the system board IDE connectors, leave th
176 Solving Problemswww.dell.com | support.dell.comNo. The problem is resolved.Hardware ConflictsHardware conflicts occur when the operating system de
Solving Problems 177• Restart the computer.If the problem still exists after you complete the basic checks, fill out the Diagnostic Checklist as you p
178 Solving Problemswww.dell.com | support.dell.com CAUTION: Before you perform this procedure, see “Safety First—For You and Your Computer.”1Reboot t
Solving Problems 179Resetting a Damaged System BoardIf the computer cannot boot and you have exhausted all other troubleshooting options, perform the
180 Solving Problemswww.dell.com | support.dell.com• Display or print test results or save them in a file• Suspend testing if an error is detected or
Solving Problems 1817 Select the number for the language that you want.A numbered list displays the following options:• Option 1– Dell Diagnostics — L
182 Solving Problemswww.dell.com | support.dell.com• To perform a quick check of your computer or a specific device, select Quick Tests from the Test
20 About Your Computerwww.dell.com | support.dell.comSmall Desktop Computer1 front panel door2 power button3power light4 hard drive access light5 flop
Solving Problems 183Advanced Testing Screen NOTE: The groups and devices listed in your screen can vary somewhat based on the components installed in
184 Solving Problemswww.dell.com | support.dell.com• Device groups menu bar — contains the options Run tests, Devices, Select, Config, and Help.To sel
Solving Problems 185Computer MessagesIf you receive a computer message, see the table below for suggestions on resolving any problems indicated by the
186 Solving Problemswww.dell.com | support.dell.comController hasfailedThe hard drive or the associated controller is defective.See “Floppy Drive Prob
Solving Problems 187Diskette writeprotectedThe floppy write-protect feature is activated.Remove the floppy from drive A, and move the write-protect ta
188 Solving Problemswww.dell.com | support.dell.comMemory allocationerrorThe software you are attempting to run is conflicting with the operating syst
Solving Problems 189No boot deviceavailableThe computer cannot find the floppy or hard drive.Enter system setup, check the computer configuration info
190 Solving Problemswww.dell.com | support.dell.comPlug and PlayConfigurationErrorThe computer has encountered a problem in trying to configure one or
Solving Problems 191Time-of-day notsetThe time or date displayed in the computer configuration information does not match the computer clock.Enter sys
192 Solving Problemswww.dell.com | support.dell.comComputer Beep CodesWhen errors occur during a boot routine that cannot be reported on the monitor,
About Your Computer 21Small Mini-Tower Computer1removable drive panel2 floppy drive access light3removable drive panel4 hard drive access light5power
Solving Problems 1931-3-1 through 2-4-4DIMMs not being properly identified or usedSee “Computer Memory Problems.”3-1-1 Slave DMA register failureRun t
194 Solving Problemswww.dell.com | support.dell.comWarning MessagesA warning message alerts you to a possible problem and asks you to do something bef
Solving Problems 195 NOTE: Warning messages are generated by either your application programs or your operating system. See “Software Problems” and th
196 Solving Problemswww.dell.com | support.dell.comBack Panel LightsWhen you turn on your computer, it performs a power-on self-test (POST), which is
Solving Problems 197Back Panel Light CodesLight patternProblem Description Suggested ResolutionoffoffoffoffNormal off condition or possible pre-BIOS f
198 Solving Problemswww.dell.com | support.dell.comSoftware ProblemsThis section provides general guidelines for analyzing software problems. For deta
Solving Problems 199Basic Checks:• Ensure that the application program is compatible with the operating system installed in your computer and that you
200 Solving Problemswww.dell.com | support.dell.comInput ErrorsIf a specific key or set of keys is pressed at the wrong time, a program may give you u
Solving Problems 201Typically, your operating system's start-up files (such as config.sys and autoexec.bat) contain commands to start TSR program
202 Solving Problemswww.dell.com | support.dell.com NOTE: The following table lists default IRQ settings. In computers with Plug and Play capabilities
Notes, Notices, and Cautions NOTE: A NOTE indicates important information that helps you make better use of your computer. NOTICE: A NOTICE indicates
22 About Your Computerwww.dell.com | support.dell.comFront Panel DoorOpen the front panel door to access two Universal Serial Bus (USB) connectors and
www.dell.com | support.dell.comSECTION 7Getting HelpHelp OverviewDell Contact Numbers
204 Getting Helpwww.dell.com | support.dell.comHelp OverviewThis section describes the tools Dell provides to help you when you have a problem with yo
Getting Help 205 NOTE: Some of the following tools are not always available in all locations outside the continental U.S. Please call your local Dell
206 Getting Helpwww.dell.com | support.dell.comAutoTech ServiceDell's automated technical support service—AutoTech—provides recorded answers to t
Getting Help 207Problems With Your OrderIf you have a problem with your order, such as missing parts, wrong parts, or incorrect billing, contact Dell
208 Getting Helpwww.dell.com | support.dell.comBefore You Call NOTE: Have your Express Service Code ready when you call. The code helps Dell’s automat
Getting Help 209Name: _____________________________________________________ Date: ______________________________Address: _____________________________
210 Getting Helpwww.dell.com | support.dell.comDell Contact NumbersThe following table provides country-specific access codes and telephone numbers, w
Getting Help 211Barbados General Support 1-800-534-3066Belgium (Brussels)International Access Code: 00Country Code: 32City Code: 2Technical Support 02
212 Getting Helpwww.dell.com | support.dell.comCayman Islands General Support 1-800-805-7541Chile (Santiago)Country Code: 56City Code: 2Sales, Custome
About Your Computer 23Small Mini-Tower ComputerSpeaker/Headphone ConnectorUsed to connect computer speakers, headphones, or other audio output devices
Getting Help 213Denmark (Horsholm)International Access Code: 00Country Code: 45 Technical Support 45170182Relational Customer Care 45170184Home/Small
214 Getting Helpwww.dell.com | support.dell.comFrance (Paris/Montpellier)International Access Code: 00Country Code: 33City Code: (1) (4)Home and Small
Getting Help 215Hong KongInternational Access Code: 001Country Code: 852Technical Support toll free: 800 96 4107Customer Service (Penang, Malaysia) 60
216 Getting Helpwww.dell.com | support.dell.comJapan (Kawasaki)International Access Code: 001Country Code: 81City Code: 44Technical Support (Server)Te
Getting Help 217Latin America Customer Technical Support (Austin, Texas, U.S.A.)512 728-4093Customer Service (Austin, Texas, U.S.A.) 512 728-3619Fax (
218 Getting Helpwww.dell.com | support.dell.comMexico International Access Code: 00Country Code: 52Customer Technical Support 001-877-384-8979or 001-8
Getting Help 219Norway (Lysaker)International Access Code: 00Country Code: 47Technical Support 671 16882Relational Customer Care 671 17514Home/Small B
220 Getting Helpwww.dell.com | support.dell.comSt. Lucia General Support 1-800-882-1521Singapore (Singapore)International Access Code: 005Country Code
Getting Help 221Sweden (Upplands Vasby)International Access Code: 00Country Code: 46City Code: 8Technical Support 08 590 05 199Relational Customer Car
222 Getting Helpwww.dell.com | support.dell.comThailandInternational Access Code: 001Country Code: 66Technical Support toll free: 0880 060 07Customer
24 About Your Computerwww.dell.com | support.dell.comThe Microsoft® Windows® 98 Second Edition (SE), Windows 2000, and Windows XP operating systems le
Getting Help 223U.S.A. (Austin, Texas)International Access Code: 011Country Code: 1Automated Order-Status System toll free: 1-800-433-9014AutoTech (fo
224 Getting Helpwww.dell.com | support.dell.comUS Virgin Islands General Support 1-877-673-3355Venezuela General Support 8001-3605Country (City)Intern
www.dell.com | support.dell.comSECTION 8Additional InformationRegulatory NoticesENERGY STAR® ComplianceWarranty and Return Policy
226 Additional Informationwww.dell.com | support.dell.comRegulatory NoticesElectromagnetic Interference (EMI) is any signal or emission, radiated in f
Additional Information 227Information Technology Equipment (ITE), including peripherals, expansion cards, printers, input/output (I/O) devices, monito
228 Additional Informationwww.dell.com | support.dell.comClass AThis equipment has been tested and found to comply with the limits for a Class A digit
Additional Information 229• Company name: Dell Computer CorporationOne Dell WayRound Rock, Texas 78682 USAIC Notice (Canada Only)Most Dell computer sy
230 Additional Informationwww.dell.com | support.dell.com• EN 61000-3-2 — “Electromagnetic compatibility (EMC) - Part 3: Limits - Section 2: Limits fo
Additional Information 231EN 55022 Compliance (Czech Republic Only)VCCI Notice (Japan Only)Most Dell computer systems are classified by the Voluntary
232 Additional Informationwww.dell.com | support.dell.comClass A ITEThis is a Class A product based on the standard of the Voluntary Control Council f
About Your Computer 25Power Button Functions for Microsoft Windows NT® If the computer does not turn off when you press the power button, the computer
Additional Information 233VCCI Class B ITE Regulatory MarkMIC Notice (Republic of Korea Only)To determine which classification (Class A or B) applies
234 Additional Informationwww.dell.com | support.dell.comMIC Class A Regulatory LabelClass B DevicePlease note that this device has been approved for
Additional Information 235To completely switch off the equipment, the power supply cable must be removed from the power supply socket, which should be
236 Additional Informationwww.dell.com | support.dell.com•Nie nale¿y u¿ywaæ wtyczek adapterowych lub usuwaæ ko³ka obwodu ochronnego z wtyczki. Je¿eli
Additional Information 237BSMI Notice (Taiwan Only)
238 Additional Informationwww.dell.com | support.dell.comNOM Information (Mexico Only)The following information is provided on the device(s) described
Additional Information 239Información para NOM (únicamente para México)La información siguiente se proporciona en el dispositivo o en los dispositivos
240 Additional Informationwww.dell.com | support.dell.comENERGY STAR® ComplianceCertain configurations of Dell computers comply with the requirements
Additional Information 241Warranty and Return PolicyDell Computer Corporation (“Dell”) manufactures its hardware products from parts and components th
242 Additional Informationwww.dell.com | support.dell.com
26 About Your Computerwww.dell.com | support.dell.com NOTE: Your computer can resume from the S3 state (suspend to RAM) in several ways. Pressing the
www.dell.com | support.dell.comSECTION 9Microsoft® Windows® XP Features OverviewNew User InterfaceFiles and Settings Transfer WizardApplication and De
244 Microsoft® Windows® XP Featureswww.dell.com | support.dell.comOverviewBased on an enhanced version of the Windows 2000 operating system, Windows X
Microsoft® Windows® XP Features 245To open Help and Support Center, click the Start button, and then click Help and Support. From the home page, you c
246 Microsoft® Windows® XP Featureswww.dell.com | support.dell.com1 Right-click the empty area on the task bar.2 Click Properties.3 Click the Start Me
Microsoft® Windows® XP Features 2474 When the Desktop Cleanup Wizard welcome screen appears, click Next>.5 In the Shortcuts list, deselect any shor
248 Microsoft® Windows® XP Featureswww.dell.com | support.dell.comFiles and Settings Transfer WizardThe Files and Settings Transfer Wizard is used to
Microsoft® Windows® XP Features 249Application and Device CompatibilityAlthough Windows XP is designed to be compatible with a wide range of applicati
250 Microsoft® Windows® XP Featureswww.dell.com | support.dell.com3 Select how you want to locate the program to run with compatibility settings: from
Microsoft® Windows® XP Features 251 NOTE: Dell recommends that you make regular backups of your data files. System Restore does not monitor changes to
252 Microsoft® Windows® XP Featureswww.dell.com | support.dell.com• AutoUpdate installation — When you choose to install the update, System Restore cr
About Your Computer 27Small Desktop Computer1PCI slots (2)2 AC adapter21
Microsoft® Windows® XP Features 253To return your computer to a previous, stable condition, perform the following steps:1 Click the Start button, poin
254 Microsoft® Windows® XP Featureswww.dell.com | support.dell.comTo use Driver Rollback, perform the following steps:1 Click the Start button, and th
Microsoft® Windows® XP Features 255When you select Switch User, the main user Welcome screen appears. You can then select your account name and log in
256 Microsoft® Windows® XP Featureswww.dell.com | support.dell.comFast User Switching is unavailable if the computer has Windows XP Professional insta
Microsoft® Windows® XP Features 2575 Under Pick an account type, click the bullet next to the type of account you are going to create — Computer admin
258 Microsoft® Windows® XP Featureswww.dell.com | support.dell.comThe checklist leads you through the steps necessary to set up a home or small office
Microsoft® Windows® XP Features 259The firewall is configured using the Properties dialog box associated with each Internet connection in the Control
260 Microsoft® Windows® XP Featureswww.dell.com | support.dell.com
261GlossaryAAmpere. A measurement of current in an electrical conductor.ACAlternating current. Electricity that reverses its direction at a rate of 60
262www.dell.com | support.dell.comAPIApplication Program Interface. The interface through which an application program accesses the OS and other servi
28 About Your Computerwww.dell.com | support.dell.comSmall Mini-Tower Computer1AC adapter2AC voltage switch3AGP slot4PCI slots (4)2134
263Boot SequenceAllows you to specify the order of the devices from which the system attempts to boot.bpsBits per second. A measurement of data transm
264www.dell.com | support.dell.comthere, the microprocessor retrieves it from the much-faster cache memory. Drive caching and RAM caching significantl
265complete the OS setup or reinstallation. Also referred to as the Product Key or Product ID. For more information, see http://support.dell.com.COM P
266www.dell.com | support.dell.comD-SubSee Subminiature-D.DATDigital audio tape. A type of magnetic tape originally designed for audio format, now als
267DINDeutsche Industrie Normenausschuss. A German standards organization and member of ISO.DIN is also a form of connector on your computer that is r
268www.dell.com | support.dell.comDVDDigital versatile disc. An optical form of storage media, typically used for movies. DVD has improved capacity an
269EPP/ECPEnhanced Parallel Port (EPP)/Extended Capabilities Port (ECP). A parallel port design that provides improved bidirectional data transmission
270www.dell.com | support.dell.comFSBFront side bus. The data path and physical interface between the microprocessor and RAM.ftFoot (feet). A measurem
271Hot-SwappableIndicates that a device can be connected to or disconnected from a computer while the computer is running. After the hot-swappable dev
272www.dell.com | support.dell.comIDEIntegrated Device Electronics. An ATA specification for drive interface. This is a common interface used primaril
About Your Computer 29I/O Panel—Small Form-Factor, Desktop, and Mini-Tower ComputersConnecting DevicesWhen you connect external devices to your comput
273KbKilobit(s). A measurement of data that equals 1024 bits. A measurement of the capacity of memory integrated circuits. See also KB.KBKilobyte(s).
274www.dell.com | support.dell.comLocal BusA bus that allows chips and other components in the computer to access the microprocessor at a speed synchr
275information that the microprocessor can access. This process is referred to as Memory Mapping.Memory MappingThe process by which the computer assig
276www.dell.com | support.dell.comMTBFMean time between failures. A measurement of estimated equipment reliability. The higher the MTBF, the longer th
277ozOunce. A measurement of weight that equals 1/16 of a lb.Parallel PortAn I/O port on your computer that transfers data eight bits at a time. It us
278www.dell.com | support.dell.comPIOProgrammed input/output. A method of moving data between devices in a computer in which all data passes through t
279PXEPre-boot eXecution Environment. A standard of WfM that allows networked computers that do not have an OS to be configured and started remotely.
280www.dell.com | support.dell.comRemote Wake UpA standard of WfM that provides the ability either to remotely wake a computer from a low-power sleep
281SCSISmall computer system interface. A high-speed interface that can be used to connect devices to a computer, such as hard drives, CD drives, prin
282www.dell.com | support.dell.comSNMPSimple Network Management Protocol. The protocol governing network management and the monitoring of network equi
30 About Your Computerwww.dell.com | support.dell.com NOTICE: When you disconnect external devices from the back of the computer, wait 10 to 20 second
283TAPITelephony Applications Programming Interface (API). Enables Microsoft Windows program applications to operate with a wide variety of telephony
284www.dell.com | support.dell.comURLUniform Resource Locator. A standard way of specifying the location of an object, such as an HTML document, on th
285WWatt. A measurement of electrical power that equals 1 ampere of current flowing at 1 volt.WBEMWeb-Based Enterprise Management. A set of systems ma
286www.dell.com | support.dell.com
About Your Computer 31Line-In JackThis jack is used to attach record/playback devices such as cassette players, CD players, and VCRs. Connect the line
Contents 5ContentsSafety First—For You and Your Computer . . . . . . . . . . . . . 11Electrostatic Discharge . . . . . . . . . . . . . . . . . . . .
32 About Your Computerwww.dell.com | support.dell.comInside Your Computer NOTE: User service access points are color-coded green.Small Form-Factor Com
About Your Computer 33Small Desktop Computer1 cover release buttons (2) 8 AC power connector2 hard drive 9 padlock ring3 internal speaker 10 I/O ports
34 About Your Computerwww.dell.com | support.dell.comSmall Mini-Tower Computer1 cover release buttons (2) 8 AC power connector2 hard drive 9 padlock r
About Your Computer 35Cable ColorsHard drive BlueFloppy drive BlackCD/DVD drive OrangeUSB GrayATA or IDE GreenControl panel YellowCD audio BlueCompute
36 About Your Computerwww.dell.com | support.dell.comSystem Board ComponentsThe following figure shows the principal connectors and components on the
About Your Computer 371 floppy drive 16 audio line-out connector2 internal speaker 17 12-volt microprocessor power connector3 EIDE2 connector 18 netwo
38 About Your Computerwww.dell.com | support.dell.comSystem Board LabelsConnector or Socket DescriptionAUDIO Line-in, line-out, and microphone jacksAU
www.dell.com | support.dell.comSECTION 2Advanced FeaturesLegacySelect Technology ControlManageabilitySecurityPassword ProtectionComputer SettingsAddit
40 Advanced Featureswww.dell.com | support.dell.comLegacySelect Technology ControlLegacySelect technology control permits the deployment of legacy ful
Advanced Features 41Dell OpenManage Client InstrumentationDell OpenManage Client Instrumentation is software that enables remote management applicatio
6 ContentsSystem Board Components . . . . . . . . . . . . . . . . . . . 362 Advanced FeaturesLegacySelect Technology Control . . . . . . . . . . . .
42 Advanced Featureswww.dell.com | support.dell.comOption settings:• Enabled — When the computer cover is opened with this setting, a DMI event is gen
Advanced Features 43 NOTE: Before you purchase an antitheft device, make sure it works with the security cable slot on your computer.Password Protecti
44 Advanced Featureswww.dell.com | support.dell.comAs you press each character key (or the spacebar for a blank space), a placeholder appears in the f
Advanced Features 45If you again enter an incorrect or incomplete system password, the same message appears on the screen. The third and subsequent ti
46 Advanced Featureswww.dell.com | support.dell.com• Enabled — does not allow assignment of setup passwords; users must enter a setup password to make
Advanced Features 474 If you want to assign a new setup password, perform the steps in “Assigning a System Password.”Disabling a Forgotten Password NO
48 Advanced Featureswww.dell.com | support.dell.comComputer SettingsEach time you start your computer, it compares the installed hardware with the com
Advanced Features 49• Computer data — two boxes below the title box that display your computer processor, level 2 (L2) cache, service tag, and the ver
50 Advanced Featureswww.dell.com | support.dell.comspacebar orIn the selected field's pop-up options menu, cycles through the options in a field.
Advanced Features 51Changing the Boot Sequence During System Setup 1 Turn on your computer.If your computer is already on, restart it.2 When F2 = Set
Contents 7Expansion Cards . . . . . . . . . . . . . . . . . . . . . . . . . . 68Installing an Expansion Card . . . . . . . . . . . . . . . . . . 69
52 Advanced Featureswww.dell.com | support.dell.com2 Use the arrow keys to highlight the Boot Sequence menu option and press <Enter> to access t
Advanced Features 53when AC power is lost, the computer starts up when AC power is restored. If the computer is off when AC power is lost, the compute
54 Advanced Featureswww.dell.com | support.dell.com– Clock Speed indicates the core speed at which the microprocessor(s) operates.– Cache Size display
Advanced Features 55– Mouse Port enables or disables the computer's integrated Personal System/2 (PS/2)-compatible mouse port. Disabling the mous
56 Advanced Featureswww.dell.com | support.dell.comDMA Channel: This option determines the direct memory access (DMA) channel used by the parallel con
Advanced Features 57– Primary Video Controller: determines which video controller to use when the computer boots. When Auto is selected, the computer
58 Advanced Featureswww.dell.com | support.dell.comconnector (labeled “IDE2”). Use the secondary IDE interface connector for IDE CD, DVD, and tape dri
Advanced Features 59Jumper SettingsThe following figure shows the jumpers on the system board.System Board Jumpers NOTICE: Make sure that your compute
60 Advanced Featureswww.dell.com | support.dell.comSoftware Installation and ConfigurationWhen you obtain software, check it for viruses with virus-sc
www.dell.com | support.dell.comSECTION 3Installing UpgradesComputer CoverExpansion CardsExpansion Card Cage (Small Desktop Computer Only)TAPIMemoryMic
8 ContentsFloppy Drives . . . . . . . . . . . . . . . . . . . . . . . . . . . 119Detaching Floppy Drive Cables . . . . . . . . . . . . . . . . . 120R
62 Installing Upgradeswww.dell.com | support.dell.comComputer Cover CAUTION: Before you open the computer cover, see “Safety First—For You and Your Co
Installing Upgrades 63Small Form-Factor ComputerSmall Desktop Computer1 security cable slot2 padlock ring3 release buttons (one on each side)312
64 Installing Upgradeswww.dell.com | support.dell.com NOTICE: To prevent damage to the system board, open the small mini-tower computer cover until it
Installing Upgrades 65Small Mini-Tower ComputerClosing the Computer Cover1 Check all cable connections, especially those that might have come loose du
66 Installing Upgradeswww.dell.com | support.dell.comExpansion CardsYour computer provides expansion slots for the following cards:• In the small form
Installing Upgrades 67Expansion Card Types NOTE: To meet PC99 requirements, your Dell computer uses only PCI expansion slots. Industry-Standard Archit
68 Installing Upgradeswww.dell.com | support.dell.com NOTICE: Before disconnecting a device from the computer, wait 10 to 20 seconds after disconnecti
Installing Upgrades 695 Press the lever on the expansion card retention arm and raise the retention arm.Small Form-Factor Computer1 card-edge connecto
70 Installing Upgradeswww.dell.com | support.dell.comSmall Desktop Computer1lever 5card-edge connector2 retention arm 6 expansion-card connector3 fill
Installing Upgrades 71Small Mini-Tower Computer6 If you are installing a new expansion card, remove the filler bracket for an empty card-slot opening.
Contents 9Expansion Card Problems . . . . . . . . . . . . . . . . . . . 174Recover From a Program That Is Not Responding . . . . . . . 175Restart a
72 Installing Upgradeswww.dell.com | support.dell.comSee the documentation that came with the expansion card for information on configuring the card,
Installing Upgrades 73a Enter system setup, select Integrated Devices, and change the setting for Sound to Off.b Connect external audio devices to the
74 Installing Upgradeswww.dell.com | support.dell.com NOTE: Installing filler brackets over empty card-slot openings is necessary to maintain Federal
Installing Upgrades 75Installing an AGP Graphics Card NOTE: The small form-factor and small desktop computers support low-profile AGP cards.1 Open the
76 Installing Upgradeswww.dell.com | support.dell.comAGP Slot Filler Bracket Removal—Small Desktop Computer1hinged lever2 indented tab12
Installing Upgrades 77AGP Slot Filler Bracket Removal—Small Mini-Tower Computer3Press the AGP card clip lever toward PCI slot 1.4 Slide the AGP card i
78 Installing Upgradeswww.dell.com | support.dell.comAGP Card Installation5Release the AGP card clip lever, ensuring that the tab on the AGP card clip
Installing Upgrades 79Expansion Card Cage (Small Desktop Computer Only)Removing the Expansion-Card Cage CAUTION: Before you perform this procedure, se
80 Installing Upgradeswww.dell.com | support.dell.comExpansion-Card Cage RemovalReplacing the Expansion-Card Cage1 Align the slots in the side of the
Installing Upgrades 81Expansion-Card Cage Replacement2Make sure that the riser board is fully seated in the connector on the system board.3 Reconnect
10 Contents7 Getting HelpHelp Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . 206Technical Assistance . . . . . . . . . . . . . . . . .
82 Installing Upgradeswww.dell.com | support.dell.comTAPIThe telephony applications programming interface (TAPI) system-board connector uses a 4-pin c
Installing Upgrades 837 Reconnect the computer and devices to their electrical outlets, and turn them on. NOTE: If enabled, the Chassis Intrusion opti
84 Installing Upgradeswww.dell.com | support.dell.com8 Close the computer cover.9 Reconnect the computer and devices to their electrical outlets, and
Installing Upgrades 85 NOTICE: To avoid damage to the memory module, press the module straight down into the socket with equal force applied at each e
86 Installing Upgradeswww.dell.com | support.dell.comYou will need to reset the chassis intrusion detector.The computer detects that the new memory do
Installing Upgrades 87DIMM RemovalMicroprocessor NOTE: Dell recommends that only a technically knowledgeable person perform the following procedure. C
88 Installing Upgradeswww.dell.com | support.dell.com4 On the small mini-tower computer, lift up the airflow shroud.Airflow Shroud Adjustment—Small Mi
Installing Upgrades 89Removing the Heat Sink or Heat Sink/Blower Assembly1 Small mini-tower computer: For both securing clips, press down on the metal
90 Installing Upgradeswww.dell.com | support.dell.comSmall form-factor and small desktop computers: The heat sink is attached to the blower. Remove th
Installing Upgrades 91 NOTICE: Lay the heat sink down with the thermal grease facing upward. Do not lay the heat sink down with the thermal grease tou
11Safety First—For You and Your ComputerThe procedures in this section require that you open the cover and work inside your computer. NOTICE: Do not a
92 Installing Upgradeswww.dell.com | support.dell.comMicroprocessor RemovalInstalling the Microprocessor NOTICE: Ground yourself by touching an unpain
Installing Upgrades 93Microprocessor Installation NOTICE: You must position the microprocessor correctly in the socket to avoid permanent damage to th
94 Installing Upgradeswww.dell.com | support.dell.com5 Set the microprocessor lightly in the socket and make sure all pins are headed into the correct
Installing Upgrades 95As the computer boots, it detects the presence of the new microprocessor and automatically changes the configuration information
96 Installing Upgradeswww.dell.com | support.dell.com
Installing Upgrades 97Small Desktop Computer3 Press on the insert until it pops free of the front panel cover.
98 Installing Upgradeswww.dell.com | support.dell.comRemoving Front Panel Inserts—Small Mini-Tower Computer1 Open the computer cover to a 45-degree an
Installing Upgrades 99Replacing Front Panel Inserts To replace a front panel insert, follow the “Removing Front Panel Inserts” procedures in reverse.
100 Installing Upgradeswww.dell.com | support.dell.comInternal DrivesThis computer may support the following internal drives:• Small form-factor: one
Installing Upgrades 101Small Desktop Computer1 CD/DVD drive2 floppy drive3 hard drive312
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