Dell Dimension E521 Bedienungsanleitung Seite 1

www.dell.com | support.dell.comDell™ Dimension™ E521Owner’s ManualModel DCSMFlexBay for optional floppy drive or Media Card Readerhard-drive activity

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

100 Removing and Installing PartsCD/DVD Drive CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located

Removing and Installing Parts 1014Slide the drive latch release toward the bottom of the computer and, without releasing the drive latch release, slid

102 Removing and Installing PartsInstalling a CD/DVD Drive NOTE: In the event that the replacement or new CD/DVD drive does not have shoulder screws,

Removing and Installing Parts 1035Check all cable connections, and fold cables out of the way to avoid blocking airflow between the fan and cooling ve

104 Removing and Installing PartsBatteryReplacing the Battery CAUTION: Before you begin any of the procedures in this section, follow the safety inst

Removing and Installing Parts 105 NOTICE: To connect a network cable, first plug the cable into the network device and then plug it into the computer

106 Removing and Installing Partsbook.book Page 106 Monday, July 23, 2007 3:47 PM

Appendix 107AppendixSpecificationsProcessorProcessor type AMD Athlon 64 X2 dual-core processorAMD Athlon 64 processorAMD Sempron processorLevel 2 (L2)

108 AppendixAudioType Sigmatel 9227 CODEC (7.1 Channel audio)Expansion BusBus type PCI 2.3PCI Express 1.0ASATA 1.0 and 2.0USB 2.0Bus speed PCI: 133 MB

Appendix 109ConnectorsExternal connectors:Video15-hole connectorNetwork adapterRJ-45 connectorUSBtwo front-panel and four back-panel USB 2.0-compliant

Setting Up and Using Your Computer 11Setting Up and Using Your ComputerFront View of the Computer1 cover latch release Use this latch to remove the c

110 AppendixRear of computer: Link integrity light (on integrated network adapter)green light — A good connection exists between a 10 Mbps network and

Appendix 111System SetupOverviewUse system setup as follows: • To change the system configuration information after you add, change, or remove any har

112 AppendixSystem Setup Options NOTE: Depending on your computer and installed devices, the items listed in this section may not appear, or may not

Appendix 113SATA Operation(Off default)The field configures the operating mode of the integrated hard drive controller. •RAID Off — No RAID support•RA

114 AppendixPerformanceHDD Acoustic ModeBypass default•Bypass — Your computer does not test or change the current acoustics mode setting.•Quiet — The

Appendix 115Auto Power On(Off default)Sets the computer to automatically turn on.•Off — disables the Auto Power On feature•Everyday — turns the comput

116 AppendixBoot SequenceThis feature allows you to change the boot sequence for devices.Option Settings•Bootable Hard Drive — The computer attempts t

Appendix 117Changing Boot Sequence for the Current BootYou can use this feature, for example, to restart your computer to a USB device, such as a flop

118 AppendixClearing Forgotten Passwords CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in t

Appendix 119Clearing CMOS Settings CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Pro

12 Setting Up and Using Your Computer5 FlexBay drive Can contain an optional floppy drive or optional Media Card Reader. For information on using the

120 AppendixMouseIf your screen cursor skips or moves abnormally, clean the mouse. To clean a non-optical mouse:1Turn the retainer ring on the undersi

Appendix 121Dell provides limited technical support for the computer and any "Dell-installed" software and peripherals1. Support for third-p

122 AppendixThese limits are designed to provide reasonable protection against harmful interference in a residential installation. However, there is n

Appendix 123Country (City)International Access Code Country CodeCity CodeService Type Area Codes,Local Numbers, andToll-Free NumbersWeb and E-mail Add

124 AppendixAustria (Vienna)International Access Code: 900Country Code: 43City Code: 1Online Support support.euro.dell.comtech_support_central_europe@

Appendix 125BrazilInternational Access Code: 00Country Code: 55City Code: 51Online Support www.dell.com/[email protected] Service and

126 AppendixCayman Islands Online Support [email protected] Support, Customer Service, Sales1-877-262-5415Chile (Santiago)Country Code:

Appendix 127China (Xiamen)Country Code: 86City Code: 592Online Support support.dell.com.cnTechnical Support E-mail support.dell.com.cn/emailCustomer S

128 AppendixCosta Rica Online Support www.dell.com/[email protected] Support, Customer Service, Sales0800-012-0231Czech Republic (Pra

Appendix 129El Salvador Online Support www.dell.com/[email protected] Support, Customer Service, Sales800-6132Finland (Helsinki)Inter

Setting Up and Using Your Computer 13Back View of the Computer1 voltage selection switch See the safety instructions in the Product Information Guide

130 AppendixGermany (Frankfurt)International Access Code: 00Country Code: 49City Code: 69Online Support support.euro.dell.comtech_support_central_euro

Appendix 131Hong KongInternational Access Code: 001Country Code: 852Online Support support.ap.dell.comsupport.dell.com.cn/emailTechnical Support – Dim

132 AppendixIndia Online Supportsupport.ap.dell.comPortable and Desktop SupportDesktop Support E-mail [email protected] Support

Appendix 133Ireland (Cherrywood)International Access Code: 00Country Code: 353City Code: 1Online Support support.euro.dell.comdell_direct_support@dell

134 AppendixItaly (Milan)International Access Code: 00Country Code: 39City Code: 02Online Support support.euro.dell.comHome and Small BusinessTechnica

Appendix 135Japan (Kawasaki)International Access Code: 001Country Code: 81City Code: 44Online Support support.jp.dell.comTechnical Support – Dimension

136 AppendixKorea (Seoul)International Access Code: 001Country Code: 82City Code: 2Online Support support.ap.dell.comTechnical Support, Customer Servi

Appendix 137MexicoInternational Access Code: 00Country Code: 52Online Support www.dell.com/[email protected] Support001-866-563-4425S

138 AppendixNorway (Lysaker)International Access Code: 00Country Code: 47Online Support support.euro.dell.comTechnical Support671 16882Relational Cust

Appendix 139St. Kitts and Nevis Online Support www.dell.com/[email protected] Support, Customer Service, Salestoll-free: 1-866-540-33

14 Setting Up and Using Your ComputerBack Panel Connectors1 link integrity light• Green — A good connection exists between a 10-Mbps network and the c

140 AppendixSouth Africa (Johannesburg)International Access Code:09/091Country Code: 27City Code: 11Online Support support.euro.dell.comdell_za_suppor

Appendix 141Switzerland (Geneva)International Access Code: 00Country Code: 41City Code: 22Online Support support.euro.dell.comTech_support_central_Eur

142 AppendixTurks and Caicos Islands Online Support www.dell.com/[email protected] Support, Customer Service, Salestoll-free: 1-877-4

Appendix 143U.S.A. (Austin, Texas)International Access Code: 011Country Code: 1Dell Services for the Deaf, Hard-of-Hearing, or Speech-Impairedtoll-fre

144 AppendixU.S. Virgin Islands Online Supportwww.dell.com/[email protected] Support, Customer Service, Salestoll-free: 1-877-702-436

Glossary 145GlossaryTerms in this Glossary are provided for informational purposes only and may or may not describe features included with your partic

146 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 147DMA — direct memory access — A channel that allows certain types of data transfer between RAM and a device to bypass the processor.docking

148 Glossaryextended PC Card — A PC Card that extends beyond the edge of the PC Card slot when installed.FFahrenheit — A temperature measurement scale

Glossary 149IDE — integrated device electronics — An interface for mass storage devices in which the controller is integrated into the hard drive or C

Setting Up and Using Your Computer 15Setting Up a Printer NOTICE: Complete the operating system setup before you connect a printer to the computer.Se

150 Glossarymemory — A temporary data storage area inside your computer. Because the data in memory is not permanent, it is recommended that you frequ

Glossary 151PCI Express — A modification to the PCI interface that boosts the data transfer rate between the processor and the devices attached to it.

152 GlossaryRTCRST — real-time clock reset — A jumper on the system board of some computers that can often be used for troubleshooting problems.SSAS —

Glossary 153SXGA+ — super-extended graphics array plus — A video standard for video cards and controllers that supports resolutions up to 1400 x 1050.

154 Glossaryvirus — A program that is designed to inconvenience you or to destroy data stored on your computer. A virus program moves from one compute

Index 155IndexAaudio. See soundBbatteryproblems, 33replacing, 104BIOS, 111boot sequenceabout, 115changing, 117option settings, 116bootingto a USB devi

156 Index156 Indexdrives, 85hard drive, 87installing CD/DVD, 102installing floppy, 94installing hard drive, 88problems, 34removing CD/DVD, 100removing

Index 157monitorblank, 47clone mode, 25connect DVI, 23-24connect TV, 23-24connect two, 23-24connect VGA, 23-24display settings, 25extended desktop mod

158 Index158 IndexRRAID array, creating, 31regulatory information, 9reinstallingWindows XP, 56Ssafety instructions, 9SATA. See serial ATAscannerproble

16 Setting Up and Using Your Computer3Turn on the printer and then turn on the computer. If the Add New Hardware Wizard window appears, click Cancel.4

Setting Up and Using Your Computer 17Setting Up Your Internet ConnectionTo set up an Internet connection with a provided ISP desktop shortcut:1Save an

18 Setting Up and Using Your ComputerPlaying CDs and DVDs NOTICE: Do not press down on the CD or DVD tray when you open or close it. Keep the tray cl

Setting Up and Using Your Computer 19A DVD player includes the following basic buttons:For more information on playing CDs or DVDs, click Help on the

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 ComputerCopying CDs and DVDs NOTE: Ensure that you observe all copyright laws when creating CDs or DVDs.This section app

Setting Up and Using Your Computer 21Blank DVD+/-Rs can be used to permanently store large amounts of information. After you create a DVD+/-R disc, yo

22 Setting Up and Using Your ComputerUsing a Media Card Reader (Optional)Use the Media Card Reader to transfer data directly to your computer.The Medi

Setting Up and Using Your Computer 23To use the Media Card Reader:1Check the media or card to determine the proper orientation for insertion.2Slide th

24 Setting Up and Using Your ComputerConnecting One Monitor With a VGA Connector and One Monitor With a DVI Connector1Follow the procedures in "B

Setting Up and Using Your Computer 25Changing the Display Settings1After you connect the monitor(s) or TV, turn on the computer.The Microsoft® Windows

26 Setting Up and Using Your ComputerNetwork Setup WizardThe Microsoft® Windows® XP operating system provides a Network Setup Wizard to guide you thro

Setting Up and Using Your Computer 27Hibernate ModeHibernate mode conserves power by copying system data to a reserved area on the hard drive and then

28 Setting Up and Using Your ComputerIf you want to change the default settings for a scheme, click the drop-down menu in the Turn off monitor, Turn o

Setting Up and Using Your Computer 29About RAID ConfigurationsThis section provides an overview of the RAID configuration you may have selected when y

Contents 3ContentsFinding Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91 Setting Up and Using Your Computer . . . .

30 Setting Up and Using Your ComputerConfiguring Your Hard Drives for RAIDYour computer can be configured for RAID, even if you did not select a RAID

Setting Up and Using Your Computer 316Use the up- and down-arrow keys to select a hard drive to include in the RAID array and then use the right-arrow

32 Setting Up and Using Your Computerbook.book Page 32 Monday, July 23, 2007 3:47 PM

Solving Problems 33Solving ProblemsTroubleshooting TipsFollow these tips when you troubleshoot your computer:• If you added or removed a part before t

34 Solving ProblemsDrive Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Info

Solving Problems 35Problems writing to a CD/DVD-RW driveHard drive problemsE-Mail, Modem, and Internet Problems CAUTION: Before you begin any of the

36 Solving ProblemsError MessagesIf the message is not listed, see the documentation for the operating system or the program that was running when the

Solving Problems 37Keyboard Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product I

38 Solving ProblemsLockups and Software Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in t

Solving Problems 39A program crashes repeatedly NOTE: Software usually includes installation instructions in its documentation or on a floppy disk or

4 ContentsPower Management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26Standby Mode . . . . . . . . . . . . . . . . . . . . . .

40 Solving ProblemsMedia Card Reader ProblemsSAVE AND CLOSE ANY OPEN FILES OR PROGRAMS AND SHUT DOWN YOUR COMPUTER THROUGH THE START MENUNO DRIVE L

Solving Problems 41Memory Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Inf

42 Solving ProblemsNetwork Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product In

Solving Problems 43Power Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Info

44 Solving ProblemsPrinter Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product In

Solving Problems 45Scanner Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product In

46 Solving ProblemsSound and Speaker Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the

Solving Problems 47No sound from headphonesVideo and Monitor Problems CAUTION: Before you begin any of the procedures in this section, follow the saf

48 Solving ProblemsIf the screen is difficult to readCHECK THE MONITOR SETTINGS — See the monitor documentation for instructions on adjusting the cont

Troubleshooting Tools 49Troubleshooting ToolsDiagnostic Lights CAUTION: Before you begin any of the procedures in this section, follow the safety ins

Contents 5Power Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43Printer Problems. . . . . . . . . . . . . . . . . . . .

50 Troubleshooting ToolsA possible graphics card failure has occurred.• If the computer has a graphics card, remove the card, reinstall it (see "

Troubleshooting Tools 51Another failure has occurred.• Ensure that the cables are properly connected to the system board from the hard drive, CD drive

52 Troubleshooting ToolsDell Diagnostics CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Produ

Troubleshooting Tools 533If you run a test from the Custom Test or Symptom Tree option, click the applicable tab described in the following table for

54 Troubleshooting ToolsWindows XP1Click the Start button and click Control Panel.2Under Pick a Category, click Performance and Maintenance.3Click Sys

Troubleshooting Tools 555Double-click the name of the device for which you are installing the driver.6Click the Driver tab and click Update Driver.7Cl

56 Troubleshooting ToolsUsing Microsoft Windows XP System RestoreThe Microsoft Windows XP operating system provides System Restore to allow you to ret

Troubleshooting Tools 57Undoing the Last System Restore NOTICE: Before you undo the last system restore, save and close all open files and exit any o

58 Troubleshooting Tools5When prompted, click Finish to reboot the computer. NOTE: Do not manually shut down the computer. Click Finish and let the c

Troubleshooting Tools 59Using the Operating System CDBefore You BeginIf you are considering a reinstall of the Windows XP operating system to correct

6 ContentsMemory. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66Memory Installation Guidelines . . . . . . . . . . . .

60 Troubleshooting Toolsbook.book Page 60 Monday, July 23, 2007 3:47 PM

Removing and Installing Parts 61Removing and Installing PartsBefore You BeginThis chapter provides procedures for removing and installing the componen

62 Removing and Installing PartsBefore Working Inside Your ComputerUse the following safety guidelines to help protect your computer from potential da

Removing and Installing Parts 63Removing the Computer Cover CAUTION: Before you begin any of the procedures in this section, follow the safety instru

64 Removing and Installing Parts4Grip the sides of the computer cover and pivot the cover up, using the bottom hinge tabs as leverage points.5Release

Removing and Installing Parts 65System Board Components1 fan connector (FAN_CPU1) 2 processor socket (CPU) 3 memory module connectors (DIMM_1, DIMM_2,

66 Removing and Installing PartsMemoryYou can increase your computer memory by installing memory modules on the system board. Your computer supports D

Removing and Installing Parts 67 NOTICE: If you remove your original memory modules from the computer during a memory upgrade, keep them separate fro

68 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 69 NOTICE: To avoid damage to the memory module, press the module straight down into the connector while you apply equa

Contents 7A Appendix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107Specifications . . . . . . . . . . . . . . . . . . . . .

70 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 71Installing a PCI Card1Follow the procedures in "Before You Begin" on page 61.2Gently push the release tab on

72 Removing and Installing Parts6Place the card in the connector and press down firmly. Ensure that the card is fully seated in the slot.7Before you c

Removing and Installing Parts 738Close the card retention door by snapping it into place to secure the cards. NOTICE: Do not route card cables over o

74 Removing and Installing PartsIf you are installing a sound card, remove the jumper on the end of the front I/O panel. Then connect one end of the c

Removing and Installing Parts 7512If you installed an add-in network adapter and want to disable the integrated network adapter:aEnter system setup (s

76 Removing and Installing PartsPCI Express CardsYour computer supports one PCI Express x16 card and one PCI Express x1 card.• If you are installing o

Removing and Installing Parts 776If you are replacing a card that is already installed in the computer, remove the card.Disconnect any cables connecte

78 Removing and Installing Parts9Place the card in the connector and press down firmly. Ensure that the card is fully seated in the slot.10If you repl

Removing and Installing Parts 79 NOTICE: Do not route card cables over or behind the cards. Cables routed over the cards can prevent the computer cov

8 Contentsbook.book Page 8 Monday, July 23, 2007 3:47 PM

80 Removing and Installing Parts12Close the card retention door by snapping it into place to secure the cards.13Connect any cables that should be atta

Removing and Installing Parts 817Close the card retention door to snap it into place, securing the cards. NOTICE: To connect a network cable, first p

82 Removing and Installing Parts3Grasping the lever on the sliding plate, pull the sliding plate to the right until it snaps into the open position.

Removing and Installing Parts 83Removing the Drive-Panel Insert1Pull the drive-panel insert tab away from the drive panel insert to disengage the inse

84 Removing and Installing Parts1Slide the tab on the left side of the drive-panel insert under the center drive-panel tab.2Rotate the drive-panel ins

Removing and Installing Parts 85DrivesYour computer supports a combination of these devices:• Up to two serial ATA hard drives• One optional floppy dr

86 Removing and Installing PartsConnecting Drive CablesWhen you install a drive, you connect two cables—a DC power cable and a data cable—to the back

Removing and Installing Parts 87Hard Drives CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Pr

88 Removing and Installing Parts3Press in on the blue tabs on each side of the drive and slide the drive up and out of the computer.4If removing this

Removing and Installing Parts 894Align the hard drive bracket with the guides in the hard drive bay. 5Gently slide the drive into place until you feel

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 Parts7Check all cables to be certain that they are properly connected and firmly seated.8Replace the computer cover (see &q

Removing and Installing Parts 91Adding a Second Hard Drive CAUTION: Before you begin any of the procedures in this section, follow the safety instruc

92 Removing and Installing Parts10Replace the computer cover (see "Replacing the Computer Cover" on page 105). NOTICE: To connect a network

Removing and Installing Parts 933Disconnect the power and data cables from the back of the floppy drive. NOTE: If you have installed a PCI Express x1

94 Removing and Installing PartsInstalling a Floppy Drive NOTE: In the event that the replacement or new floppy drive does not have shoulder screws,

Removing and Installing Parts 956If you are installing a new floppy drive rather than replacing a drive, remove the appropriate drive-panel insert (se

96 Removing and Installing PartsMedia Card Reader CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in

Removing and Installing Parts 973Disconnect the FlexBay USB cable from the back of the Media Card Reader and from the internal USB connector on the sy

98 Removing and Installing PartsInstalling a Media Card Reader NOTE: In the event that the replacement or new Media Card Reader does not have shoulde

Removing and Installing Parts 996Connect the FlexBay USB cable to the back of the Media Card Reader and to the internal USB connector on the system bo