Removing the System Board | Dell 4691901 manual

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Removing The Power Supply

Removing the System Board

1.Follow the procedures in Before Working Inside Your Computer.

2.Remove the cover.

3.Remove the front bezel.

4.Remove the hard drive.

5.Remove the expansion cards.

6.Remove the heat sink.

7.Disconnect all the cables connected to the system board.

8.Lift and release the expansion-card latch to gain access to the screws securing the system board.

9.Remove the screws that secure the system board to the chassis.

10.Slide the system board towards the front of the computer.

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Dell 4691901 owner manual Removing the System Board, Remove the expansion cards

Contents

Regulatory Model D07D Regulatory Type D07D001 Dell Inc Contents System Setup Troubleshooting Specifications Contacting DellPage Working on Your Computer Before Working Inside Your Computer Turning Off Your Computer After Working Inside Your Computer Installing The Cover Removing the CoverRelated Links Installing The Front Bezel Removing the Front BezelRemoving the Expansion Card Page Installing The Expansion Card Removing the Optical Drive Installing The Optical Drive Removing the Hard DrivePage Installing The Hard Drive Removing the Memory Installing The Memory Removing the Chassis Intrusion Switch Installing The Chassis Intrusion Switch Removing The Speaker Installing The Speaker Removing The Heat Sink and Processor Installing The Heat Sink and Processor Removing The Coin-Cell Battery Installing The Coin-Cell BatteryRemoving The Power-Switch Cable Installing The Power-Switch Cable Removing The Front Thermal Sensor Installing The Front Thermal Sensor Removing The System Fan Installing The System Fan Installing The System Fan Removing The Input/Output Panel Disconnect the 4-pin power cable from the system board Installing The Input/Output PanelRemoving The Power Supply Remove the Input/Output panelPage Installing The Power Supply Removing the System Board Remove the expansion cards Installing the System Board Removing The PSU Thermal SensorRemove the system board from the chassis Installing The PSU Thermal Sensor Boot Menu Enhancements System SetupBoot Menu CtrlAltF8 One-time boot and diagnostics utility menu F12 Navigation Beep Codes and Text Error MessagesTiming Key Sequences Action Keystroke System Setup Options Security They are set. This option is disabled by default Password BypassPassword prompts during a system restart Password Changes Power Management Performance Post Behavior Enable F12 Boot menu enabled by defaultMaintenance Virtualization Support System Logs Diagnostic LEDs Diagnostic Light PatternsPower Button Troubleshooting Steps If the problem persists, the system board is faulty Re-seat the 2x2 power connector from the power supply unitPower Button Problem Description Possible system board failure has occurred Reinstalled all modules without error Problem Description Troubleshooting Steps Beep Codes Code Cause Microprocessor register failure Code Cause DMA initialization failure Code Through CauseCode Cause Code Cause No time tick Shutdown failure Gate A20 failure Error MessagesAddress mark not found Code Cause Time-of-day clock stopped Bad error-correction code ECC on disk read Alert! Security override Jumper is installedBad command or file name Data error Diskette drive 0 seek failure Diskette subsystem reset failedHard-disk drive configuration error Diskette read failure Memory allocation error Invalid configuration information-please run Setup programInvalid Memory configuration, please populate DIMM1 Keyboard failure No timer tick interrupt No boot device availableNo boot sector on hard-disk drive Non-system disk or disk error Seek error Read faultReset failed Time-of-day not set-please run the System Setup program Write fault on selected drive Unexpected interrupt in protected modeWrite fault \ is not accessible. The device is not ready Processor SpecificationSystem Information Memory Expansion Bus AudioNetwork Cards Mini-Tower Two Desktop One Small Form Factor External ConnectorsSystem Board Connectors Audio Back Panel Mini-Tower/Desktop Controls and Lights Physical Height Width Depth Weight EnvironmentalPage Contacting Dell Visit support.dell.com