Dell X8300-6059, D03M001 service manual Clearing Cmos Passwords, 112

Page 112

5Turn on the computer to clear the password.

6Turn off the computer and disconnect your computer and all attached devices from their electrical outlets.

7Remove the 2-pin jumper plug from pins 1 and 2 and replace it on pins 2 and 3 to enable the password feature.

8Replace the computer cover (see "Replacing the Computer Cover" on page 18).

9Connect your computer and devices to electrical outlets and turn them on.

Clearing CMOS Passwords

WARNING: Before you begin any of the procedures in this section, follow the safety instructions that shipped with your computer.

WARNING: The computer must be disconnected from the electrical outlet to clear the password setting.

CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is not covered by your warranty.

CAUTION: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as a connector on your computer).

1Follow the instructions in "Before You Begin" on page 13.

2Remove the computer cover (see "Removing the Computer Cover" on page 17).

3Locate the 3-pin CMOS reset jumper (RTCRST) on the system board (see "System Board Components" on page 10).

4Remove the 2-pin jumper plug from pins 2 and 3 and fix it on pins 1 and 2.

112

System Setup Utility

Image 112
Contents Model D03M Series December Rev. A00 Contents Removing the Primary Hard Drive Replacing the Top I/O Panel Removing the Chassis Fan Replacing the Chassis Fan 103 115Contents Technical Overview Inside View of Your ComputerSystem Board Components Cpufan DIMM3 Technical Overview Before You Begin Technical Specifications Recommended ToolsTurning Off Your Computer Safety Instructions Before You Begin Before You Begin Computer Cover Removing the Computer CoverReplacing the Computer Cover Place the computer in an upright position Computer Cover Memory Modules Removing the Memory ModulesReplacing the Memory Modules Memory Modules Cutouts Tab Notch Memory module → Control Memory Modules Front Bezel Removing the Front BezelSet aside the front bezel in a secure location Replacing the Front Bezel Front Bezel Graphics Card Bracket Removing the Graphics Card BracketReplacing the Graphics Card Bracket Wireless Mini-Card Removing the Mini-CardReplacing the Mini-Card Wireless Mini-Card Wireless Mini-Card PCI Express Cards Removing the Card Retention BracketReplacing the Card Retention Bracket Removing PCI Express Cards PCI Express Cards Replacing PCI Express Cards PCI Express Cards Installed PCI Express Cards Hard Drive DrivesRemoving the Primary Hard Drive Removing the Hard Drive Cage Removing the Secondary Hard Drive Replacing the Secondary Hard Drive Replacing the Hard Drive Cage Replacing the Primary Hard DriveOptical Drive Removing the Optical DriveReplacing the Optical Drive Screw Break-away metal plate Media Card Reader Removing the Media Card ReaderMedia Card Reader guides Slots Top panel Screws Front panel Replacing the Media Card Reader Top Cover Removing the Top CoverSet the top cover aside in a secure location Replacing the Top Cover Top Cover Top I/O Panel Removing the Top I/O PanelCarefully remove the top I/O panel from the top panel Replacing the Top I/O Panel Top I/O Panel Front USB Panel Removing the Front USB PanelFront USB panel clamp slot Clamps Screw Replacing the Front USB Panel Front USB Panel Bluetooth Assembly Removing the Bluetooth AssemblySet the Bluetooth assembly aside in a secure location Replacing the Bluetooth Assembly Bluetooth Assembly Power Button Module Removing the Power Button ModuleSet the power button module aside in a secure location Replacing the Power Button Module Power Button Module Chassis Fan FansRemoving the Chassis Fan Replacing the Chassis Fan Processor Fan and Heat-Sink Assembly Removing the Processor Fan and Heat-Sink AssemblyFans Replacing the Processor Fan and Heat-Sink Assembly Fans Processor Removing the ProcessorProcessor cover Tab Release lever Replacing the Processor Clean the thermal grease from the bottom of the heat-sink Processor Processor Coin-Cell Battery Removing the Coin-Cell BatteryReplacing the Coin-Cell Battery Coin-cell battery Battery socket Coin-Cell Battery Power Supply Removing the Power SupplyPower supply clamps Replacing the Power Supply Power Supply System Board Removing the System BoardScrews System board Replacing the System Board 100 Entering the Service Tag in the Bios 101102 System Setup Utility Entering System Setup UtilitySystem Setup Screens OverviewSystem Setup Options 104105 106 107 SecurityBoot 108Boot Sequence Boot OptionsChanging Boot Sequence for the Current Boot 109Changing Boot Sequence for Future Boots Clearing Forgotten Passwords110 111 Clearing Cmos Passwords 112113 114 Flashing the Bios Click Enter a Tag116
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