Dell 4300s technical specifications Looking Inside Your Computer Adding or Removing Cards

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NOTICE: Ensure that there is sufficient space to support the open cover—at least 30 cm (1 ft) of desk top space.

5.Locate the two release buttons shown in the illustration. Then, press the two release buttons as you lift the cover.

NOTICE: Open the cover slowly to ensure that you do not damage any cables.

Raise the back of the cover, and pivot it toward the front of the computer.

Looking Inside Your Computer

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in "Safety Instructions."

CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before opening the cover.

NOTICE: Be careful when you open the computer cover to ensure that you do not inadvertently disconnect cables from the system board.

Adding or Removing Cards

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in "Safety Instructions."

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Contents Dell Dimension 4300S Hints, Notices, and CautionsAbbreviations and Acronyms Diagnostic Codes Diagnostic Code Definition Corrective ActionSystem Codes and Messages System Messages Post Beep CodesBeep Codes Possible Cause Corrective Action Message Possible Cause Corrective ActionPost Printed Documentation DocumentationOnline Documentation Downloading the Tell Me How Help File and Associated FilesWhen Using Your Computer Safety InstructionsWhen Working Inside Your Computer Adding PartsAttaching and Removing the Computer Stand Shutting Down the ComputerProtecting Against Electrostatic Discharge Microsoft Windows XPShut down the computer Opening the Computer CoverLooking Inside Your Computer Adding or Removing Cards Shut down the computer Close the computer cover Attach the computer stand optional Adding MemoryReplacing the AGP Card Front Panel Inserts Hard Drive Page Floppy Drive Page Inch Drive Page Replacing the Microprocessor Page Removing the System Board Replacing the System BoardReplacing the System Board Closing the Computer CoverBack to Contents Accessing Help Files Solving ProblemsPower Problems Start-Up Error MessagesSound and Speaker Problems Video and Monitor ProblemsAdjust the Windows display settings If the screen is blankReinstall the Sound audio driver- See Reinstalling Drivers Printer ProblemsIf you cannot print to a parallel port printer If you cannot print to a USB printerModem Problems Scanner ProblemsMouse Problems Verify that the modem is communicating with WindowsDrive Problems Keyboard ProblemsCheck the mouse settings If you cannot save a file to a floppy diskMicrosoft Windows Error Messages Network ProblemsIf you have a hard drive problem If the CD-RW drive stops writingInternet Connection Problems General Program ProblemsResolving Other Technical Problems Reinstalling Drivers Mail ProblemsDouble-click the Phone and Modems Options icon At the Welcome Dell System Owner screen, click NextUsing the Windows XP Device Driver Rollback Resolving Software and Hardware IncompatibilitiesWindows XP Creating a Restore Point Using System RestoreClick Performance and Maintenance Click the System Restore tabReinstalling Windows XP Undoing the Last System RestoreRestoring the Computer to an Earlier Operating State Reinstalling Windows Back to Contents Technical Specifications Audio3 PowerVideo Controls and LightsBack to Contents Viewing Settings System Setup ProgramSystem Setup Program Screens OverviewOption Function PXE BIS Clearing Forgotten PasswordsTechnical Overview Internal View System Board Connectors and SocketsSocketed Microprocessor Power SupplyPin Number Signal name 18-AWG Wire DC Power ConnectorsDC Power Connectors P2, P3, and P4 DC Power Connector P6DC Power Connector P5 Pin Number Signal Name 22-AWG WirePage Controls and Lights Computer StandFront View Back View Headphone ConnectorSerial Connector

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