Dell B110 service manual Removing the Fan Assembly

Page 47

8.Lower the airflow shroud over the heat sink.

9.Reconnect the cooling fan power cable to the fan connector on the system board.

10.Reconnect the power cable to the processor power connector on the system board.

11.Close the computer cover.

NOTICE: To connect a network cable, first plug the cable into the network wall jack and then plug it into the computer.

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

Fan Assembly

Removing the Fan Assembly

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

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

1.Follow the procedures in Before You Begin.

2.Disconnect the AC power cable from the AC power connector on the back of the power supply.

3.Unplug the DC power cables from the drives and system board.

4.Lift up the airflow shroud.

Image 47 Contents
Abbreviations and Acronyms Turning Off Your Computer Before You BeginGetting Started Recommended ToolsTurn off your computer Open the computer cover Back to ContentsRemoving the Computer Cover Inside View of Your Computer System Board Components Technical OverviewPower Supply DC Connector Pin Assignments Minimum Current a Maximum Current a Pin Number Signal name Wire Color DC Power Connector P1DC Power Connector P2 Pin Number Signal Name 18-AWG Wire Color DC Power Connectors P8 and P9DC Power Connector P4 DC Power Connector P6Pin Number Signal Name 22-AWG Wire Color DC Power Connector P7Computer Information Technical SpecificationsMemory Expansion Bus ConnectorsVideo AudioEnvironmental PowerControls and Lights PhysicalBack to Contents Network Lights Advanced TroubleshootingPower Lights Remove and then reinstall the memory modulesYellow LED Diagnostic LightsLight Pattern Problem Description Suggested ResolutionCode Cause Beep CodesMessage Possible Cause Corrective Action System setup programEnter the system setup program, verify System MessagesFDD Overview System SetupEntering System Setup System Setup ScreensHard-Disk Drive Sequence System Setup OptionsDrive Configuration SystemIntegrated Devices Boot SequenceMemory Information CPU InformationPower Management Boot SequenceOption Settings Changing Boot Sequence for the Current BootEnter system setup Clearing Forgotten PasswordsChanging Boot Sequence for Future Boots Replace the computer cover Memory Removing and Installing PartsMemory Installation Guidelines Hard Drive Power Supply Floppy Drive BatteryShut down the computer through the Start menu Installing MemoryReplace the computer cover PCI Cards CardsBefore installing any cards Removing the Front Panel Front PanelRemove the computer cover Removing the Front-Panel InsertReattaching the Front Panel Hard Drive General Installation GuidelinesConnecting Drive Cables DrivesRemoving a Hard Drive Installing a Hard Drive Page Removing a Floppy Drive Floppy DriveInstalling a Floppy Drive Removing a CD/DVD Drive CD/DVD DriveInstalling a CD/DVD Drive Adding a Second CD or DVD Drive Page Removing the Processor ProcessorInstalling the Processor Page Removing the Fan Assembly Fan AssemblyReplacing the Fan Assembly Removing the System Board Remove the microprocessor heat sink Remove the fan assemblySystem Board Reinstall the fan assembly Installing the System BoardReplacing the Power Supply Power SupplyRemoving the Power Supply Battery Replace the computer cover Replacing the Computer Cover
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