Dell 9150 service manual

Page 58

Removing and Installing Parts: Dell Dimension 9150 Service Manual

b.Set the retention mechanism aside in a secure location.

4.Use a long Phillips screwdriver to loosen the two captive screws on each side of the heat-sink assembly.

CAUTION: Despite having a plastic shield, the heat-sink assembly may be very hot during normal operation. Be sure that it has had sufficient time to cool before you touch it.

5. Rotate the heat-sink assembly toward the rear of the computer, and remove it from the computer.

1 heat sink and fan shroud assembly

2 captive screw housing (2)

NOTICE: If you are installing a processor upgrade kit from Dell, discard the original heat sink. If you are not installing a processor upgrade kit from Dell, reuse the original heat sink when you install your new processor.

file:///T/htdocs/systems/dim9150/en/sm/parts.htm[10/31/2012 7:59:36 AM]

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Contents Model Dcta August 2006 Rev. A01 Recommended Tools Before You BeginGetting Started Turning Off Your ComputerBefore Working Inside Your Computer About Your Computer Front View of the ComputerBack View of the Computer Telephony program Page Removing the Computer Cover Back to Contents Technical Overview Inside View of Your Computer System Board ComponentsPower Supply DC Connector Pin Assignments DC Power Connector P1 Pin Number Signal Name Color Wire GaugeDC Power Connect P3 and P5 DC Power Connector P2Pin Number Signal Name 18-AWG Wire DC Power Connector P7 DC Power Connector P4DC Power Connectors P8, P9, and P10 DC Power Connector P11 DC Power Connector P12Specifications Connectors DrivesPower Controls and LightsPhysical EnvironmentalPower Lights Advanced TroubleshootingDiagnostic Lights Light Pattern Problem Description Suggested ResolutionBeep Codes Code CauseMessage Possible Cause Corrective Action Reseat the memory modulesKeyboard or system board may need to be replaced Entering System Setup System SetupOverview System Setup Options Video Boot Sequence Post BehaviorClearing Forgotten Passwords Changing Boot Sequence for the Current BootClearing Cmos Settings Replace the computer coverBack to Contents Memory Removing and Installing PartsMemory Overview Installing Memory Addressing Memory With 4-GB ConfigurationsPage Cards Removing MemoryRemoving and Installing PCI and PCI Express Cards Page Page Page Network Adapter and Sound Card Settings Drive Panels Removing the Drive PanelRemoving the Drive-Panel Insert Replacing the Drive-Panel InsertDrives Connecting Drive CablesReplacing the Drive Panel Drive Interface Connectors Hard DriveRemoving a Hard Drive Installing a Hard Drive Adding a Second Hard Drive Floppy Drive Removing a Floppy Drive Media Card Reader Installing a Floppy DriveRemoving a Media Card Reader Page Installing a Media Card Reader CD/DVD Drive Removing a CD/DVD DriveInstalling a CD/DVD Drive Replace the computer cover Power Supply Removing the Power SupplyProcessor Replacing the Power SupplyRemoving the Processor Page Installing the Processor Socket and processor pin-1 indicator Panel Panel ComponentsRemoving the I/O Panel Page Page Replacing the Battery BatteryReplacing the I/O Panel System Board Removing the System BoardReplacing the System Board Back to Contents Replacing the Computer Cover

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