Dell 420, 220S manual Inside View of Your Computer

Page 68

2.Ensure that the computer and all attached devices are turned off. If your computer and attached devices did not automatically turn off when you shut down your operating system, press and hold the power button for about 4 seconds to turn them off.

Inside View of Your Computer

Vostro™ 420

1	power supply	2	5.25-inch drive bays (3)

3	media card reader (optional)	4	I/O panel

5	3.5-inch hard drive bays (4)	6	chassis fan

Vostro 220

1	power supply	2	5.25-inch drive bays (2)

3	media card reader (optional)	4	I/O panel

5	3.5-inch hard drive bays (2)	6	chassis fan

Vostro 220s

Image 68

Contents

Models DCSCLF, DCSCMF, Dcscsf Replacing the Bezel BezelRemoving the Bezel Back to Contents Click Save this program to disk, and then click OK Flashing the Bios From a CDFlashing the Bios From the Hard Drive Back to Contents Chassis Support Bracket Removing the Chassis Support BracketReplacing the Chassis Support Bracket Removing a PCI or PCI Express Card Installing a PCI or PCI Express CardPCI and PCI Express Cards Follow the procedure in After Working on Your Computer Type Installed Removed Card Sound NetworkReplacing the Coin-Cell Battery Coin-Cell BatteryRemoving the Coin-Cell Battery Contacting Dell Visit support.dell.comReplacing the Computer Cover Computer CoverRemoving the Computer Cover Page Replacing the Processor ProcessorRemoving the Processor Page Removing a Hard Drive DrivesHard Drives Vostro Replacing or Adding a Hard Drive Vostro Media Card Reader Removing a Media Card ReaderPage Replacing or Adding a Media Card Reader Follow the procedure in After Working on Your Computer Optical Drive Removing an Optical DriveReplacing or Adding an Optical Drive Removing a Drive Bay Break-Away Metal Plate Vostro 420 and VostroVostro 220s Fan Removing the Chassis FanReplacing the Chassis Fan Page Processor Heat Sink/Fan Assembly Removing the Processor Heat Sink/Fan AssemblyReplacing the Processor Heat Sink/Fan Assembly Panel Removing the I/O PanelReplacing the I/O Panel Replacing or Adding a Memory Module Memory ModulesRemoving Memory Modules Follow the procedure in After Working on Your Computer Replacing the Power Supply Power SupplyRemoving the Power Supply DC Power Supply Connectors DC Power Supply Connector Pin Assignments Pin Number Signal name Wire Color Wire Size Pin Number Signal Name 18-AWG WireDC Power Connector P10 Pin Number Signal Name 22-AWG WireSystem Board Remove the System BoardReplacing a System Board Page System Setup Program Entering the System Setup ProgramSystem Setup Program Screens OverviewSystem Setup Program Options Boot SequenceClearing Forgotten Passwords Option SettingsChanging Boot Sequence for the Current Boot Changing Boot Sequence for Future BootsClearing Cmos Settings Flashing the Bios From the Hard DriveBack to Contents Back to Contents Troubleshooting Power LightsTools Beep CodesFix a Problem section, click Hardware Troubleshooter System MessagesHardware Troubleshooter Click Start→ Help and SupportStarting the Dell Diagnostics From Your Hard Drive Dell DiagnosticsWhen to Use the Dell Diagnostics Dell Diagnostics Main Menu Option FunctionTab Function Solving ProblemsBattery Problems Drive Problems Adjust the Windows volume controlEnsure that Microsoft Windows Recognizes the drive Run Check DiskError Messages Ieee 1394 Device ProblemsClick Uninstall Operating system not found Contact Dell see Contacting DellKeyboard Problems Lockups and Software ProblemsCheck the keyboard cable End the programMemory Problems If you experience other memory problemsRun the Program Compatibility Wizard If you receive an insufficient memory messagePower Problems Mouse ProblemsNetwork Problems Printer Problems Verify that the printer is recognized by WindowsClick Start → Control Panel→ Hardware and Sound→ Printer Click Properties and click PortsVerify that the scanner is recognized by Microsoft Windows Scanner ProblemsSound and Speaker Problems Video and Monitor Problems Check the monitor power light Check the diagnostic lights Check the monitor cable connectionDell Technical Update Service Accessing the Dell Support UtilityDell Support Utility Click Start→ Control Panel→ Appearance and ThemesClicking the Dell Support Icon Double-Clicking the Dell Support IconWorking on Your Computer Recommended ToolsBefore Working on Your Computer Turning Off Your ComputerInside View of Your Computer System Board Components DIMM4SATA2 SATA1 After Working on Your Computer

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