Dell R220 owner manual Installing The Power Supply, Removing and Installing the Power Supply Unit

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3.Disconnect the power cable from the power supply and remove the straps that bundle and secure the system cables.

4.Open the system.

5.Disconnect all the power cables from the power supply to the system board, hard drives, and optical drive.

6.If applicable, remove the 2.5 inch/3.5 inch hard-drive cage to remove the cables secured by the wire routing latch.

7.Remove the screw securing the power supply to the chassis, slide and lift the power supply out of the chassis.

Figure 27. Removing and Installing the Power Supply Unit
1.	P3 power cable	2.	screw
3.	power supply unit	4.	24-pin power cable
5.	P2 power cable	6.	P5 power cable

7.P4 power cable

Installing The Power Supply

1.Open the system.

2.Orient the power supply so that the connector fits through the back-panel opening.

3.Align the screw hole on the power supply with the hole on the chassis.

4.Tighten the screw to secure the power supply to the chassis.

5.Connect all the power cables to the system board, hard drives, and optical drive.

6.Close the system.

7.Connect the power cable to the power supply and plug the cable into a power outlet.

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Contents Dell PowerEdge R220 Page Contents Page Troubleshooting Your System Using System DiagnosticsJumpers And Connectors Technical Specifications System MessagesGetting Help Front-Panel Features And Indicators About Your SystemSee Getting Help Back-Panel Features And Indicators Back-Panel Features and IndicatorsNIC Indicator Codes Related DocumentationQuick Resource Locator Using The System Setup And Boot Manager Choosing The System Boot Mode Entering System SetupResponding To Error Messages Using The System Setup Navigation KeysSystem Setup Options System Setup Main ScreenSystem Bios Screen Memory Settings Screen System Information ScreenProcessor Settings Screen Sata Settings ScreenBoot Settings Screen Integrated Devices ScreenTimer Serial Communications ScreenSystem Profile Settings Screen System Security ScreenMiscellaneous Settings Power ButtonSystem And Setup Password Features Assigning a System And/Or Setup PasswordDeleting Or Changing An Existing Setup Password Using Your System Password To Secure Your SystemEntering The Uefi Boot Manager Operating With a Setup Password EnabledUsing The Boot Manager Navigation Keys Boot Manager Screen Uefi Boot MenuIDRAC Settings Utility Entering The iDRAC Settings UtilityChanging The Thermal Settings Embedded System ManagementInstalling System Components Installing The Front BezelRecommended Tools Front Bezel OptionalOpening And Closing The System Opening The SystemInside The System Closing The SystemChassis Intrusion Switch Removing The Chassis Intrusion SwitchInstalling The Chassis Intrusion Switch Optical Drive OptionalRemoving The Optical Drive Installing The Optical Drive Removing and Installing the Optical DriveHard Drives Removing a 3.5 Inch Hard-Drive CageHard-drive cage Installing a 3.5 Inch Hard-Drive Cage Removing a 3.5 Inch Hard Drive From The Hard-Drive CageInstalling a 3.5 Inch Hard Drive Into The Hard-Drive Cage Removing a 2.5 Inch Hard-Drive CageInstalling a 2.5 Inch Hard-Drive Cage Removing and Installing a 2.5 Inch Hard-Drive CageInstalling a 2.5 Inch Hard Drive Into The Hard-Drive Cage Removing a 2.5 Inch Hard Drive From The Hard-Drive CageLED Module Removing The LED ModuleInstalling The LED Module Control-Panel BoardRemoving The Control-Panel Board Installing The Control-Panel Board Removing and Installing the Control-Panel BoardCooling Fans Removing a Cooling FanInstalling a Cooling Fan Removing and Installing a Cooling FanCooling Shroud Removing The Cooling ShroudInstalling The Cooling Shroud System MemoryGeneral Memory Module Installation Guidelines Sample Memory ConfigurationsRemoving Memory Modules Removing the Memory ModuleInstalling Memory Modules Removing And Installing The Internal USB Key Internal USB Memory Key OptionalExpansion Card Installation Guidelines Expansion Cards And Expansion-Card RisersExpansion Card Types And Form Factor Removing and Installing the Expansion Card on the Riser Removing An Expansion CardInstalling An Expansion Card Removing The Expansion-Card RiserInstalling The Expansion-Card Riser Removing and Installing the Expansion-Card RiserIDRAC7 Enterprise Card Optional Removing The iDRAC7 Enterprise CardSystem Battery Installing The iDRAC7 Enterprise CardReplacing The System Battery Replacing the System BatteryProcessor Removing The ProcessorRemoving and Installing the Processor Heat Sink Installing The Processor Removing and Installing a ProcessorPower Supply Unit Removing The Power Supply UnitInstalling The Power Supply Removing and Installing the Power Supply UnitSystem Board Removing The System BoardInstalling The System Board Removing and Installing the System BoardPage Troubleshooting Your System Troubleshooting External ConnectionsTroubleshooting The Video Subsystem Troubleshooting a USB DeviceTroubleshooting a Serial I/O Device Troubleshooting a NICTroubleshooting a Wet System Troubleshooting a Damaged SystemTroubleshooting The System Battery Troubleshooting The Power SupplyTroubleshooting Cooling Problems Troubleshooting Cooling FansTroubleshooting System Memory Troubleshooting An Internal USB Key Troubleshooting An SD Card Troubleshooting An Optical DriveTroubleshooting a Hard Drive Troubleshooting Expansion CardsTroubleshooting The Processor Using System Diagnostics Dell Embedded System DiagnosticsWhen To Use The Embedded System Diagnostics Running The Embedded System DiagnosticsDisplayed if at least one event description is recorded Jumpers And Connectors System Board Jumper SettingsSystem Board Connectors INTUSB1Disabling a Forgotten Password Technical Specifications UdimmUSB 300 Å/month per Class G1 as defined by ANSI/ISA71.04-1985 Page System Error Messages System MessagesASR0003 Message CPU0023 Message CPU0703 Message FAN0001 Message MEM0007 Message PCI1302 Message PCI1360 Message SEC0033 Message Diagnostic Messages Alert MessagesLocating Your System Service Tag Getting HelpContacting Dell Documentation Feedback

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