Clearing Password Settings, Clearing Cmos Settings | Dell 3100C

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Clearing Password Settings

1Follow the procedures in "Before You Begin" on page 53.

2Locate the 3-pin password jumper (PSWD) on the system board (see page 97), and attach the jumper plug to pins 2 and 3 to clear the password.

NOTE: When you receive your computer, the jumper plug is attached to pins 1 and 2.

3Close the computer cover (see page 84).

4Connect your computer and monitor to electrical outlets, and turn them on.

5After the Microsoft® Windows® desktop appears on your computer, shut down the computer (see page 53).

6Turn off the monitor and disconnect it from the electrical outlet.

7Disconnect the computer power cable from the electrical outlet, and press the power button to ground the system board.

8Open the computer cover (see page 58).

9Locate the 3-pin password jumper (PSWD) on the system board (see page 61) and attach the jumper to pins 1 and 2 to reenable the password feature.

10Replace the computer cover (see page 84).

NOTICE: To connect a network cable, first plug the cable into the network port or device, and then plug it into the computer.

11Connect your computer and devices to electrical outlets, and turn them on.

Clearing CMOS Settings

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide.

1Follow the procedures in "Before You Begin" on page 53.

2Reset the current CMOS settings:

a Locate the 3-pin CMOS jumper (RTCRST) on the system board (see page 97). b Remove the jumper plug from pins 2 and 3.

c Place the jumper plug on pins 1 and 2 and wait approximately five seconds. d Replace the jumper plug on pins 2 and 3.

3Replace the computer cover (see page 84).

NOTICE: To connect a network cable, first plug the cable into the network port or device, and then plug it into the computer.

4Connect your computer and devices to electrical outlets, and turn them on.

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Appendix

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Dell 3100C owner manual Clearing Password Settings, Clearing Cmos Settings

Contents

PCI Power buttonW . d e l l . c o m s u p p o r t . d e l l . c o m PCI Express x1 June NF132 Contents Advanced Troubleshooting Resolving Software and Hardware Incompatibilities Using Microsoft Windows XP System RestoreConnecting and Disconnecting Drive Cables 102 Clearing Forgotten Passwords and Cmos Settings100 Glossary Index Contents Finding Information What Are You Looking For? Find It Here Warranty informationFinding Information Service Code to direct Use the Service Tag toWhen you use Microsoft Windows License Label Follow the instructions on the screen Click the topic that describes your problemClick the arrow icon Finding Information Setting Up and Using Your Computer Setting Up a PrinterConnecting a USB Printer Printer Cable Connecting to the Internet USB connector on computer USB printer cable Setting Up Your Internet Connection Playing CDs and DVDs Adjusting the Volume DVD player includes the following basic buttons Copying CDs and DVDs Adjusting the PictureHow to Copy a CD or DVD Using Blank CDs and DVDs Media Type Read Write Rewritable Using a Media Card Reader Optional Helpful Tips Setting Up and Using Your Computer Network Setup Wizard Setting Up a Home and Office NetworkConnecting to a Network Adapter Network adapter connector on computer Hibernate Mode Power ManagementStandby Mode Power Options Properties Power Schemes Tab Hibernate Tab Hyper-ThreadingAdvanced Tab Setting Up and Using Your Computer Drive Problems Troubleshooting TipsBattery Problems Solving Problems CD and DVD drive problems Problems writing to a DVD-RW drive Mail, Modem, and Internet Problems Hard drive problems Error Messages Use these characters in filenames Media Card Reader Problems Computer does not start up Keyboard ProblemsLockups and Software Problems Computer stops responding Program is designed for an earlier Windows operating system Program stops respondingProgram crashes repeatedly Solid blue screen appears Memory Problems Other software problems Mouse Problems Network Problems Power Problems Printer Problems Scanner Problems Sound and Speaker Problems No sound from speakers If the screen is blank Video and Monitor ProblemsNo sound from headphones If the screen is difficult to read Solving Problems Diagnostic Lights Light Pattern Problem Description Suggested Resolution Module/memory connector placement Reinstall an additional module. ContinueReinstalled all modules without error Ensure that no special memory Then restart the computer Devices installed on your computerDetermine whether a conflict exists by Repeat this process for each card. If Option Function Dell DiagnosticsDell Diagnostics Main Menu Tab Function What Is a Driver?Drivers Identifying Drivers Reinstalling DriversUsing Windows XP Device Driver Rollback Windows XP Restoring Your Operating System Manually Reinstalling DriversResolving Software and Hardware Incompatibilities Restoring the Computer to an Earlier Operating State Using Microsoft Windows XP System RestoreCreating a Restore Point Enabling System Restore Using Dell PC Restore by SymantecUndoing the Last System Restore Removing Dell PC Restore Recommended Tools Removing and Installing PartsBefore You Begin Turning Off Your Computer Before Working Inside Your Computer Front View of the Computer System System shutdown Back View of the Computer Cards the bottom slot cannot be used VGA video connectorRemoving the Computer Cover Inside View of Your Computer Security cable slot Cover release latch Removing and Installing Parts System Board Components Memory DDR2 Memory Overview Matched pair of memory modules in Dimm connectors 1 Processor Removing and Installing Parts Installing MemoryMemory connector closer to Securing clips Cutouts Notch Memory module Cards Removing Memory Installing an Expansion Card Removing and Installing Parts Removing and Installing Parts Removing an Expansion Card IDE Drive Addressing Connecting Drive CablesDrives Serial ATA Connector Drive Interface ConnectorsPower Cable Connector Removing a Hard Drive Connecting and Disconnecting Drive CablesHard Drive Installing a Hard Drive Hard drive Release tabs Plastic hard-drive bracket Replace the computer cover Floppy Drive Removing a Floppy Drive Installing a Floppy Drive Media Card Reader Removing a Media Card Reader Media Card Reader Installing a Media Card Reader DVD Drive Installing a DVD Drive Removing a DVD Drive Battery Replacing the Battery Replacing the Computer Cover Removing and Installing Parts Removing and Installing Parts System clock MHz data rate Video Type Integrated Appendix SpecificationsProcessor Processor type Panel connector for headphones Connectors Two Connector size PinsPCI Express Connector One Connector size Pins Audio Type Serial ATA Connectors System board connectors Primary IDE driveControls and Lights Power control Push button Power light FlexBay Drive 39.9 cm 15.7 inches 36.1 cm 14.2 inches11.4 cm 4.5 inches 07 kg 20 lb System Setup Screen System SetupEntering System Setup Overview System Setup Options System Drives System Password option Acoustics mode settingQuiet The hard drive operates at its most quiet setting Manufacturer Boot Sequence Option Settings Changing Boot Sequence for the Current Boot Changing Boot Sequence for Future Boots Jumper Locations Clearing Forgotten Passwords and Cmos SettingsJumper Setting Description Jumpered Unjumpered Appendix Clearing Password Settings Clearing Cmos Settings Mouse Cleaning Your ComputerComputer, Keyboard, and Monitor Floppy Drive CDs and DVDs Definition of Dell-Installed Software and PeripheralsDell Technical Support Policy U.S. Only 100 Class a Class B FCC Notices U.S. OnlyDefinition of Third-Party Software and Peripherals 101 102 Contacting DellFCC Identification Information 103 104 105 106 107 108 109 110 Area Codes Local Numbers, Toll-Free Numbers 111 112 113 114 115 116 117 118 119 Appendix Glossary Glossary 121 As the Product Key or Product ID 122 Glossary Glossary 123 124 Glossary Glossary 125 NIC See network adapter 126 Glossary Glossary 127 128 Glossary System Tray See notification area Glossary 129 130 Glossary Index Index 131 132 Index Index 133 Device Driver Rollback, 48 Files and Settings Transfer 134 Index