www.dell.com | support.dell.comDell™ XPS™ 720Owner’s ManualModel DCDO
10 Finding Information• How to set up my computerSetup Diagram• Service Tag and Express Service Code• Microsoft® Windows® Product Key LabelService Tag
100 Removing and Installing Parts13Install any drivers required for the card as described in the card documentation. NOTE: If you installed a sound c
Removing and Installing Parts 1015Disconnect any cables connected to the card.6Press down the tab on the top of the card retainer at the appropriate c
102 Removing and Installing Parts8Install a filler bracket in the empty card-slot opening. If you are replacing the card, see "Installing a PCI E
Removing and Installing Parts 103The PCI Express x1 card slot is not available for use if a graphics card is installed in each of the PCI Express x16
104 Removing and Installing Parts5Remove the filler bracket or existing graphics card (see "Removing a PCI Express Graphics Card from a Dual Conf
Removing and Installing Parts 105 NOTICE: To connect a network cable, first plug the cable into the network port or device and then plug the cable in
106 Removing and Installing PartsIf you installed an add-in network adapter and want to disable the integrated network adapter:1Enter system setup (se
Removing and Installing Parts 107About Serial ATA DrivesYour computer supports up to four serial ATA hard drives and two serial ATA optical drives. Se
108 Removing and Installing PartsWhen you connect two IDE devices to a single IDE data cable and configure the devices for the cable select setting, t
Removing and Installing Parts 1094Press the blue tabs on each side of the hard drive bracket toward each other and slide the drive up and out of the h
Finding Information 11• Solutions — Troubleshooting hints and tips, articles from technicians, online courses, and frequently asked questions• Communi
110 Removing and Installing Parts5Ensure that all connectors are properly cabled and firmly seated.6Replace the computer cover (see "Replacing th
Removing and Installing Parts 1114Prepare the new hard drive for installation and check the documentation for the hard drive to verify that the drive
112 Removing and Installing Parts NOTICE: Ensure that all connectors are properly cabled and firmly seated.7Connect the power cable to the hard drive
Removing and Installing Parts 1139Replace the computer cover (see "Replacing the Computer Cover" on page 160). NOTICE: To connect a network
114 Removing and Installing Parts3Grasp the drive release latch and slide it towards the base of the computer until the drive panel snaps open.4Pivot
Removing and Installing Parts 1154Rotate the drive panel toward the computer until it snaps into place on the drive panel.5Replace the computer cover
116 Removing and Installing Parts5Slide the drive release latch towards the base of the computer to release the shoulder screw, and then slide the dri
Removing and Installing Parts 1176Replace the drive panel (see "Replacing the Drive Panel" on page 114).7Replace the computer cover (see &qu
118 Removing and Installing Parts6Slide the floppy drive into the drive bay until it clicks into place.7Connect the power and data cables to the back
Removing and Installing Parts 1198Check all cable connections and fold cables out of the way to avoid blocking airflow between the fan and cooling ven
12 Finding Information• How to reinstall my operating systemOperating System MediaThe operating system is already installed on your computer. To reins
120 Removing and Installing Parts5Slide the drive release latch towards the base of the computer to release the shoulder screw, and then slide the med
Removing and Installing Parts 1216Replace the drive panel (see "Replacing the Drive Panel" on page 114).7Replace the computer cover (see &qu
122 Removing and Installing Parts6Slide the Media Card Reader into the drive bay until it clicks into place.7Attach the power and data cables to the b
Removing and Installing Parts 1238Check all cable connections and fold cables out of the way to avoid blocking airflow between the fan and cooling ven
124 Removing and Installing Parts5Slide the drive release latch towards the base of the computer to release the shoulder screw, and then slide the opt
Removing and Installing Parts 1256Replace the drive panel (see "Replacing the Drive Panel" on page 114).7Replace the computer cover (see &qu
126 Removing and Installing Parts7Gently slide the drive into the drive bay until you hear a click or feel the drive securely installed.1 optical driv
Removing and Installing Parts 1278Attach the power and data cables to the optical drive.To locate the system board connector, see "System Board C
128 Removing and Installing PartsLiquid Cooling Assembly CAUTION: Before you perform this procedure, follow the safety instructions located in "
Removing and Installing Parts 1295Remove any full-length expansion cards (see "Removing PCI and PCI Express Cards" on page 95).6Disconnect t
Setting Up and Using Your Computer 13Setting Up and Using Your ComputerFront and Back View of the ComputerFront View681102345117129
130 Removing and Installing Parts8Disconnect the fan cable from the FAN1_CPU connector on the system board (see "System Board Components" on
Removing and Installing Parts 131Installing the Liquid Cooling Assembly1Follow the procedures in "Before You Begin" on page 85.2Remove the c
132 Removing and Installing Parts8Gently slide the optical drive(s) into the drive bay until you hear a click or feel the drive securely installed.9Re
Removing and Installing Parts 1336Lift the socket release lever and open the processor cover.7Remove the processor from the socket.Leave the release l
134 Removing and Installing Parts3Align the pin-1 corner of the processor and socket. NOTICE: Socket pins are delicate. To avoid damage, ensure that
Removing and Installing Parts 135FansRemoving the Card Fan1Follow the procedures in "Before You Begin" on page 85.2Remove the computer cover
136 Removing and Installing Parts6In succession, carefully pull on each corner of the fan to detach the rubber grommets securing the fan to the fan ca
Removing and Installing Parts 137Installing the Card Fan NOTICE: Ensure the fan cable is correctly routed through the opening in the lower-right corn
138 Removing and Installing Parts2Insert the tabs along the bottom of the fan cage into the corresponding slots on the cage housing, then rotate the f
Removing and Installing Parts 1394Disconnect the fan cable from the FAN_HDD connector on the system board (see "System Board Components" on
14 Setting Up and Using Your Computer1 front I/O connectors Plug USB and other devices into the appropriate connectors (see "Front I/O Connectors
140 Removing and Installing PartsSystem Board CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the
Removing and Installing Parts 141 NOTICE: If you are replacing the system board, visually compare the replacement system board to the existing system
142 Removing and Installing Parts NOTE: Jumper settings on replacement system boards are preset by the factory.1Transfer components from the existing
Removing and Installing Parts 143Power Supply (PSU) DC Connector Pin AssignmentsDC Power Connector P113 14 15 16 17 18 19 20 21 22 23 2423 41 5 6 7 8
144 Removing and Installing Parts1-KW Power Supply 750-KW Power SupplyPin Number Signal name 18-AWG Wire Color Signal name 18-AWG Wire Color1 +3.3 VDC
Removing and Installing Parts 145DC Power Connector P219 COM Black COM Black20 N/C N/A N/C N/A21 +5 VDC/SE Red +5 VDC/SE Red22 +5 VDC Red +5 VDC Red23
146 Removing and Installing Parts6 +12 VA DC Yellow +12 VA DC Yellow7 COM Black COM Black8 COM Black COM Black9 +12 VB DC/SE White +12 VB DC/SE White1
Removing and Installing Parts 147DC Power Connector P3 (Graphics Card)DC Power Connector P4 (Graphics Card)1-KW Power Supply 750-KW Power SupplyPin Nu
148 Removing and Installing Parts NOTE: The P3 and P4 connectors are intended for use with the PCI Express graphics cards whose power requirements ex
Removing and Installing Parts 149DC Power Connector P6 and P7 (BAY1 and Bay2)DC Power Connectors P8 and P9 (HDD0 and HDD1)1-KW Power Supply 750-KW Pow
Setting Up and Using Your Computer 15Front I/O Connectors45672131 microphone connector Use the microphone connector to attach a personal computer micr
150 Removing and Installing PartsDC Power Connectors P10-P13 (HDD2 and HDD5)DC Power Connectors P14 (Peripheral)1-KW Power Supply 750-KW Power SupplyP
Removing and Installing Parts 151DC Power Connector P15 (Graphics Card – 1-KW PSU Only)4 +3.3 VDC Orange +3.3 VDC Orange5 +5 VDC Red +5 VDC Red6 +12 V
152 Removing and Installing PartsDC Power Connector P16 (Graphics Card – 1-KW PSU Only) NOTE: The P15 and P16 connectors are intended for use with th
Removing and Installing Parts 1537Remove the hard drive bays from the chassis.8Remove the four screws that attach the power supply to the back of the
154 Removing and Installing Parts10Slide the power supply towards the front of the computer to free it from the securing tabs on the computer chassis.
Removing and Installing Parts 155Installing the Power Supply 1Slide the power supply into place, ensuring that the tabs on the rear wall of the comput
156 Removing and Installing PartsFront I/O PanelFront I/O-Panel Components 1 external IEEE 1394 port 2 external USB ports (2) 3 power, diagnostics, ha
Removing and Installing Parts 157Removing the Front I/O Panel CAUTION: Before you begin any of the procedures in this section, follow the safety ins
158 Removing and Installing Parts8Remove the four mounting screws from the I/O panel.9Lift to remove the I/O panel from the computer.Installing the I/
Removing and Installing Parts 1593Open the computer cover (see "Removing the Computer Cover" on page 86).4Locate the battery socket (see &qu
16 Setting Up and Using Your ComputerBack View13421 power connector Insert the power cable. The appearance of this connector may differ from what is p
160 Removing and Installing PartsReplacing the Computer Cover CAUTION: Before you begin any of the procedures in this section, follow the safety inst
Removing and Installing Parts 1614Press down on the cover until it clicks into place. NOTE: The computer cover should easily snap into place; however
162 Removing and Installing Parts
Appendix 163AppendixSpecificationsProcessorProcessor type Intel® Core™ 2 Duo (dual-core processor)Intel® Core™ 2 Extreme (dual-core processor) Intel®
164 AppendixAudioType HDA 7.1 channelExpansion BusBus type PCI Express x1 and x16PCI 32-bitPCI (SLOT3, SLOT5, SLOT6)ConnectorthreeConnector size124 pi
Appendix 165DrivesAvailable devices Serial ATA drive, floppy drive, memory devices, Blu-ray™ Disc drive, DVD drive, DVD-RW drive, CD-RW/DVD combo driv
166 AppendixNetwork activity light (front panel) solid green indicates network connectionLink integrity light (on integrated network adapter)green lig
Appendix 167PhysicalHeightWithout stand55.5 cm (21.9 inches)With stand57.2 cm (22.5 inches)WidthWithout stand21.9 cm (8.6 inches)With stand35.6 cm (14
168 AppendixSystem SetupOverviewUse system setup as follows: • To change the system configuration information after you add, change, or remove any har
Appendix 169System Setup Options NOTE: Depending on your computer and installed devices, the items listed in this section may not appear, or may not
Setting Up and Using Your Computer 17Back I/O Connectors141213 159101145 6 7 82131 link integrity light• Green — A good connection exists between a 10
170 AppendixBoot Sequence The computer attempts to boot from the sequence of devices specified in this list.NOTE: If you insert a boot device and rest
Appendix 171Integrated Audio(On default)Enables or disables the onboard audio controller.•Off — Integrated audio is disabled.•On — Integrated audio is
172 AppendixAdvanced Displays processor type and current BIOS settings for processor clock speed, processor multiplier, front side bus (FSB) clock, an
Appendix 173Password Changes(Unlocked default)This option locks the system password field with the administrator (admin) password.NOTE: When the syste
174 AppendixMaintenanceService Tag Displays the system service tag.SERR Message(On default)Controls the SERR message mechanism. Some graphics cards re
Appendix 175Boot SequenceThis feature allows you to change the boot sequence for the bootable devices installed on your computer.Option Settings•Diske
176 Appendix4At the Boot Device Menu, use the up- and down-arrow keys or press the appropriate number on the keyboard to highlight the device that is
Appendix 1776After the Microsoft® Windows® desktop appears on your computer, turn the computer off:aSave and close all open files and exit all open pr
178 Appendix4Remove the password jumper plug, then place the plug on the CMOS jumper pins and wait approximately 5 seconds. NOTICE: The password jump
Appendix 1795Recenter the rollers in their channels if they are misaligned. Ensure that fluff from the swab is not left on the rollers.6Replace the ba
18 Setting Up and Using Your ComputerAttaching the Computer Stand CAUTION: Before you begin any of the procedures in this section, follow the safety
180 AppendixClass AThis equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rule
Appendix 181Contacting DellYou can contact Dell through the Internet and by phone:• For support through the web, go to support.dell.com.• For worldwid
182 AppendixArgentina (Buenos Aires)International Access Code: 00Country Code: 54City Code: 11Online Support www.dell.com.arE-mail for Desktops and Po
Appendix 183Austria (Vienna)International Access Code: 900Country Code: 43City Code: 1Online Support support.euro.dell.comtech_support_central_europe@
184 AppendixBrazilInternational Access Code: 00Country Code: 55City Code: 51Online Support www.dell.com/[email protected] Service and
Appendix 185Canada (North York, Ontario)International Access Code: 011Online Order Status www.dell.ca/ostatusOnline Support support.ca.dell.comAutoTe
186 AppendixChina (Xiamen)Country Code: 86City Code: 592Online Support support.dell.com.cnTechnical Support E-mail support.dell.com.cn/emailCustomer S
Appendix 187Costa Rica Online Support www.dell.com/[email protected] Support, Customer Service, Sales0800-012-0231Czech Republic (Pra
188 AppendixEl Salvador Online Support www.dell.com/[email protected] Support, Customer Service, Sales800-6132Finland (Helsinki)Inter
Appendix 189Germany (Frankfurt)International Access Code: 00Country Code: 49City Code: 69Online Support support.euro.dell.comtech_support_central_euro
Setting Up and Using Your Computer 19 CAUTION: The computer stand should be installed at all times to ensure maximum system stability. Failure to ins
190 AppendixHong KongInternational Access Code: 001Country Code: 852Online Support support.ap.dell.comsupport.dell.com.cn/emailTechnical Support – XPS
Appendix 191India Online Supportsupport.ap.dell.comPortable and Desktop SupportDesktop Support E-mail [email protected] Support
192 AppendixIreland (Cherrywood)International Access Code: 00Country Code: 353City Code: 1Online Support support.euro.dell.comdell_direct_support@dell
Appendix 193Italy (Milan)International Access Code: 00Country Code: 39City Code: 02Online Support support.euro.dell.comHome and Small BusinessTechnica
194 AppendixJapan (Kawasaki)International Access Code: 001Country Code: 81City Code: 44Online Support support.jp.dell.comTechnical Support – XPS compu
Appendix 195Korea (Seoul)International Access Code: 001Country Code: 82City Code: 2Online Support support.ap.dell.comTechnical Support for XPS compute
196 AppendixMexicoInternational Access Code: 00Country Code: 52Online Support www.dell.com/[email protected] Support001-866-563-4425S
Appendix 197Nicaragua Online Supportwww.dell.com/[email protected] Support, Customer Service, Sales001-800-220-1377Norway (Lysaker)In
198 AppendixPuerto Rico Online Supportwww.dell.com/[email protected] Supporttoll-free: 1-866-390-4695or 1-866-851-1760Customer Servic
Appendix 199Slovakia (Prague)International Access Code: 00Country Code: 421Online Support [email protected] Support02
Notes, Notices, and Cautions NOTE: A NOTE indicates important information that helps you make better use of your computer. NOTICE: A NOTICE indicates
20 Setting Up and Using Your ComputerInstalling Your Computer in an EnclosureInstalling your computer in an enclosure can restrict the airflow and imp
200 AppendixSweden (Upplands Vasby)International Access Code: 00Country Code: 46City Code: 8Online Support support.euro.dell.comTechnical Support for
Appendix 201ThailandInternational Access Code: 001Country Code: 66Online Support support.ap.dell.comTechnical Support (OptiPlex, Latitude, and Dell Pr
202 AppendixU.K. (Bracknell)International Access Code: 00Country Code: 44City Code: 1344Online Support [email protected]
Appendix 203U.S.A. (Austin, Texas)International Access Code: 011Country Code: 1Dell Services for the Deaf, Hard-of-Hearing, or Speech-Impairedtoll-fre
204 AppendixU.S. Virgin Islands Online Supportwww.dell.com/[email protected] Support, Customer Service, Salestoll-free: 1-877-702-436
Glossary 205GlossaryTerms in this Glossary are provided for informational purposes only and may or may not describe features included with your partic
206 Glossarybus — A communication pathway between the components in your computer.bus speed — The speed, given in MHz, that indicates how fast a bus c
Glossary 207disk striping — A technique for spreading data over multiple disk drives. Disk striping can speed up operations that retrieve data from di
208 GlossaryExpress Service Code — A numeric code located on a sticker on your Dell™ computer. Use the Express Service Code when contacting Dell for a
Glossary 209Hz — hertz — A unit of frequency measurement that equals 1 cycle per second. Computers and electronic devices are often measured in kilohe
Setting Up and Using Your Computer 21• If your computer is installed in a corner on a desk or under a desk, leave at least 5.1 centimeters (2 inch) of
210 GlossaryMB — megabyte — A measurement of data storage that equals 1,048,576 bytes. 1 MB equals 1024 KB. When used to refer to hard drive storage,
Glossary 211logical drives. Each partition can contain multiple logical drives.PC Card — A removable I/O card adhering to the PCMCIA standard. Modems
212 GlossaryROM — read-only memory — Memory that stores data and programs that cannot be deleted or written to by the computer. ROM, unlike RAM, retai
Glossary 213SVGA — super-video graphics array — A video standard for video cards and controllers. Typical SVGA resolutions are 800 x 600 and 1024 x 76
214 Glossaryfaster than system memory. The amount of video memory installed primarily influences the number of colors that a program can display.video
Index 215IndexAaudio. See soundBbatteryproblems, 53replacing, 158BDsabout, 38beep codes, 69BIOS, 168boot sequencechanging, 175-176option settings, 175
216 Index216 Indexdocumentation (continued)safety, 9warranty, 9drive panel, 113replacing, 114driversabout, 75identifying, 75reinstalling, 76Drivers an
Index 217memory4-GB configurations, 91DDR2 overview, 90installation guidelines, 90installing, 92problems, 59removing, 93type supported, 90messageserro
218 Index218 Indexproblems (continued)network, 60optical drive, 54power, 61power light conditions, 61printer, 61program crashes, 58program stops respo
Index 219Vvideoproblems, 63volumeadjusting, 63Wwarranty information, 9Windows VistaDevice Driver Rollback, 76Factory Image Restore, 80Help and Support
22 Setting Up and Using Your Computer• Do not install your computer in an enclosure that does not allow airflow. Restricting the airflow impacts your
220 Index220 Index
Setting Up and Using Your Computer 23Connecting a Monitor (Without an Adapter) CAUTION: Before you perform any of the procedures in this section, fol
24 Setting Up and Using Your Computer4Connect the DVI or VGA connector of your monitor to the appropriate connector on the back of the computer:To con
Setting Up and Using Your Computer 25Connecting a Monitor in a Dual Graphics Card Configuration CAUTION: Before you perform any of the procedures in
26 Setting Up and Using Your Computer1Save and close all open files and exit all open programs.2Shut down the operating system:• In Windows XP, click
Setting Up and Using Your Computer 27Connecting Two or More Monitors CAUTION: Before you perform any of the procedures in this section, follow the sa
28 Setting Up and Using Your ComputerTo connect a TV to your computer, an S-video cable is required. If you do not have an S-video cable, you may purc
Setting Up and Using Your Computer 29About Your RAID Configuration NOTICE: In order to use the migrating option to convert a RAID configuration witho
Contents 3ContentsFinding Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91 Setting Up and Using Your Computer . . . .
30 Setting Up and Using Your ComputerAnother advantage of a RAID level 0 configuration is that it utilizes the full storage capacities of the drives.
Setting Up and Using Your Computer 31If a drive failure occurs, subsequent read and write operations are directed to the other surviving drives. A rep
32 Setting Up and Using Your ComputerRAID Level 5 ConfigurationRAID level 5 also uses data parity. RAID level 5 stripes both data and parity informati
Setting Up and Using Your Computer 33Setting Your Computer to RAID-Enabled Mode1Enter system setup (see "Entering System Setup" on page 168)
34 Setting Up and Using Your Computer6Use the up- and down-arrow keys to select a hard drive to include in the RAID array and then use the right-arrow
Setting Up and Using Your Computer 355Click Custom, then click Next.6Use the drop-down box to select Striping (RAID 0), Mirroring (RAID 1), Stripe Mir
36 Setting Up and Using Your ComputerNVIDIA MediaShield utilizes a one-step process known as migrating to change the current state of a disk or array
Setting Up and Using Your Computer 374Click Next.5Select the hard drive you want to rebuild by clicking the checkbox beside it.6Click Next.7Click Fini
38 Setting Up and Using Your ComputerA CD player includes the following basic buttons:A DVD player includes the following basic buttons:These controls
Setting Up and Using Your Computer 39The DVD drives and BD drives installed in Dell computers do not support HD-DVD media. For a list of supported med
4 ContentsTransferring Information to a New Computer . . . . . . . . . . . . . . . . . . 43Power Management Options in Windows XP. . . . . . . . . .
40 Setting Up and Using Your ComputerDVD-Writable DrivesBD-Writable DrivesHelpful Tips• Use Microsoft Windows Explorer to drag and drop files to a CD-
Setting Up and Using Your Computer 41• Use CD-Rs to burn music CDs that you want to play in regular stereos. CD-RWs do not play in most home or car st
42 Setting Up and Using Your Computer1Inspect the media card to determine the proper orientation for insertion.2Slide the media card into the appropri
Setting Up and Using Your Computer 43Windows XP:1Click Start, point to All Programs→ Accessories→ Communications, and then click Network Setup Wizard.
44 Setting Up and Using Your Computer6On the Select a transfer method screen, click the transfer method of your preference.7On the What do you want to
Setting Up and Using Your Computer 45To set standby mode to automatically activate after a defined period of inactivity:1Click Start and click Control
46 Setting Up and Using Your ComputerPower Schemes TabEach standard power setting is called a scheme. If you want to select one of the standard Window
Setting Up and Using Your Computer 47Power Management Options in Windows VistaThe Microsoft Vista power management features can reduce the amount of e
48 Setting Up and Using Your Computer
Optimizing for Greater Performance 49Optimizing for Greater PerformanceUnderstanding Dual-Graphics TechnologyWith dual-graphics technology, an optiona
Contents 5Diagnostic Lights. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66Beep Codes. . . . . . . . . . . . . . . . . . . . . .
50 Optimizing for Greater Performance
Dell™ QuickSet 51Dell™ QuickSet NOTE: This feature may not be available on your computer.Dell™ QuickSet allows you to select and adjust LED light ef
52 Dell™ QuickSet
Troubleshooting 53TroubleshootingSolving ProblemsFollow these tips when you troubleshoot your computer:• If you added or removed a part before the pro
54 TroubleshootingIf the drive is not listed, perform a full scan with your antivirus software to check for and remove viruses. Viruses can sometimes
Troubleshooting 553Click Properties→ Tools→ Check Now.The User Account Control window may appear. If you are an administrator on the computer, click C
56 TroubleshootingVERIFY THAT THE MODEM IS COMMUNICATING WITH WINDOWS —Windows XP:1Click Start→ Control Panel→ Printers and Other Hardware→ Phone and
Troubleshooting 57NOT ENOUGH MEMORY OR RESOURCES. CLOSE SOME PROGRAMS AND TRY AGAIN — Close all windows and open the program that you want to use. I
58 TroubleshootingLockups and Software Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in th
Troubleshooting 59A solid blue screen appearsTURN THE COMPUTER OFF — If you are unable to get a response by pressing a key on your keyboard or movin
6 ContentsCards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94Removing PCI and PCI Express Cards . . . . . . . . .
60 TroubleshootingMouse Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Info
Troubleshooting 61Power Problems. CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Info
62 TroubleshootingENSURE THAT THE PRINTER IS TURNED ONCHECK THE PRINTER CABLE CONNECTIONS —• See the printer documentation for cable connection infor
Troubleshooting 63Sound and Speaker Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the P
64 TroubleshootingThe screen is difficult to readCHECK THE MONITOR CABLE CONNECTION —• Ensure that the monitor cable is connected to the correct graph
Troubleshooting 65Power Lights CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Informa
66 TroubleshootingDiagnostic Lights CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product In
Troubleshooting 67A possible floppy drive or hard drive failure has occurred.Reseat all power and data cables.A possible USB failure has occurred. Rei
68 TroubleshootingA possible expansion card failure has occurred. 1Determine if a conflict exists by removing an expansion card (not a graphics card)
Troubleshooting 69Beep CodesYour computer might emit a series of beeps during start-up if the monitor cannot display errors or problems. This series o
Contents 7Removing the Optional Hard Drive Fan . . . . . . . . . . . . . . . . . . 138Installing the Optional Hard Drive Fan . . . . . . . . . . . .
70 TroubleshootingSystem Messages NOTE: If the message you received is not listed in the table, see the documentation for either the operating system
Troubleshooting 71CH-2 Timer Error An error is occurring on the timer on the system board.See "Contacting Dell" on page 181 for instructions
72 TroubleshootingDell Diagnostics CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Inf
Troubleshooting 734At the Dell Diagnostics Main Menu, left-click with the mouse, or press <Tab> and then <Enter>, to select the test you w
74 TroubleshootingDell Diagnostics Main MenuThe following tests can be run from the Dell Diagnostics Main Menu:For any problem encountered during a te
Troubleshooting 75DriversWhat Is a Driver?A driver is a program that controls a device such as a printer, mouse, or keyboard. All devices require a dr
76 Troubleshooting2Scroll down the list to see if any device has an exclamation point (a yellow circle with a [!]) on the device icon.If an exclamatio
Troubleshooting 774When you see the Windows desktop, reinsert the Drivers and Utilities media.5At the Welcome Dell System Owner screen, click Next. N
78 Troubleshooting6When the name of the appropriate driver appears, click the name of the driver.7Click OK→ Next→ Finish and restart your computer.Res
Troubleshooting 79Windows Vista:1Click Start .2In the Start Search box, type System Restore and press <Enter>. NOTE: The User Account Control w
8 ContentsFCC Notices (U.S. Only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 179Class A . . . . . . . . . . . . . . . . . . . . . . .
80 TroubleshootingUse Dell PC Restore (Windows XP) or Dell Factory Image Restore (Windows Vista) only as the last method to restore your operating sys
Troubleshooting 81Dell PC Restore enables you to restore your hard drive to the operating state it was in when you purchased your computer. It is reco
82 Troubleshooting NOTICE: If you do not want to proceed with Factory Image Restore, click Cancel.7Click the checkbox to confirm that you want to con
Troubleshooting 83 NOTE: The next steps change the boot sequence for one time only. On the next start-up, the computer boots according to the devices
84 Troubleshooting
Removing and Installing Parts 85Removing and Installing PartsBefore You BeginThis chapter provides procedures for removing and installing the componen
86 Removing and Installing Parts NOTICE: To avoid electrostatic discharge and damage to internal components, ground yourself by using a wrist groundi
Removing and Installing Parts 87 NOTICE: To avoid electrostatic discharge and damage to internal components, ground yourself by using a wrist groundi
88 Removing and Installing PartsInside View of Your Computer1 optical drive bays (4) 2 floppy drive/media card reader3 hard drive bays (4)4 card fan 5
Removing and Installing Parts 89System Board Components1 white memory module connectors (DIMM_1-2)2 black memory module connectors (DIMM_3-4)3 hard dr
Finding Information 9Finding Information NOTE: Some features or media may be optional and may not ship with your computer. Some features or media may
90 Removing and Installing PartsMemoryYou can increase your computer memory by installing memory modules on the system board.Your computer supports DD
Removing and Installing Parts 91– A pair of matched memory modules installed in DIMM connectors 1 and 2 and another matched pair installed in DIMM con
92 Removing and Installing PartsInstalling Memory CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in
Removing and Installing Parts 93 NOTICE: To avoid damage to the memory module, press the module straight down into the connector while you apply equa
94 Removing and Installing PartsCards CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product
Removing and Installing Parts 95Removing PCI and PCI Express Cards NOTICE: To avoid electrostatic discharge and damage to internal components, ground
96 Removing and Installing Parts6Press the release tab (if present) on the system board connector as you grasp the card by its top corners, and then e
Removing and Installing Parts 97Installing PCI and PCI Express Cards NOTICE: To avoid electrostatic discharge and damage to internal components, grou
98 Removing and Installing Parts5Remove the filler bracket or existing card (see "Removing PCI and PCI Express Cards" on page 95) to create
Removing and Installing Parts 99 NOTICE: Do not route card cables over or behind the cards. Cables routed over the cards can prevent the computer cov
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