Dell B110 service manual Replace the computer cover, Back to Contents

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2.Locate the 3-pin password jumper (PSWD) on the system board and attach the jumper plug to pins 2 and 3 to clear the password.

NOTE: When you receive your computer, the jumper plug is attached to pins 1 and 2.

3.Close the computer cover.

4.Connect your computer and monitor to electrical outlets, and turn them on.

5.After the Microsoft Windows desktop appears on your computer, shut down the computer.

6.Turn off the monitor and disconnect it from the electrical outlet.

7.Disconnect the computer power cable from the electrical outlet, and press the power button to ground the system board.

8.Open the computer cover.

9.Locate the 3-pin password jumper on the system board and attach the jumper to pins 1 and 2 to re- enable the password feature.

10.Replace 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.

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

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Contents Abbreviations and Acronyms Getting Started Before You BeginRecommended Tools Turning Off Your ComputerTurn 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 DC Power Connector P2 DC Power Connector P1Pin Number Signal name Wire Color DC Power Connector P4 DC Power Connectors P8 and P9DC Power Connector P6 Pin Number Signal Name 18-AWG Wire ColorPin Number Signal Name 22-AWG Wire Color DC Power Connector P7Memory Technical SpecificationsComputer Information Video ConnectorsAudio Expansion BusControls and Lights PowerPhysical EnvironmentalBack to Contents Power Lights Advanced TroubleshootingRemove and then reinstall the memory modules Network LightsLight Pattern Problem Description Diagnostic LightsSuggested Resolution Yellow LEDCode Cause Beep CodesEnter the system setup program, verify System setup programSystem Messages Message Possible Cause Corrective ActionFDD Entering System Setup System SetupSystem Setup Screens OverviewDrive Configuration System Setup OptionsSystem Hard-Disk Drive SequenceMemory Information Boot SequenceCPU Information Integrated DevicesOption Settings Boot SequenceChanging Boot Sequence for the Current Boot Power ManagementChanging Boot Sequence for Future Boots Clearing Forgotten PasswordsEnter system setup Replace the computer cover Memory Installation Guidelines Removing and Installing PartsHard Drive Power Supply Floppy Drive Battery MemoryShut 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 Connecting Drive Cables General Installation GuidelinesDrives Hard DriveRemoving 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 System Board Remove the microprocessor heat sink Remove the fan assemblyRemoving the System Board Reinstall the fan assembly Installing the System BoardRemoving the Power Supply Power SupplyReplacing the Power Supply Battery Replace the computer cover Replacing the Computer Cover
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