Dell 2650 manual Replacing a Cooling Fan, Removing the System-Fan Bracket

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Replacing a Cooling Fan

NOTE: The procedure for installing each individual fan is the same.

CAUTION: See "Protecting Against Electrostatic Discharge" in the safety instructions in your System Information document.

1.Lower the fan into the retention base until the fan snaps into position (see Figure 4-8).

NOTE: After installing a new fan, allow up to 30 seconds for the system to recognize the fan and determine whether it is functioning properly. The status indicator will turn green to signify that the fan is functioning properly (see "Cooling Fan Indicator Codes").

2.Replace the cover (see "Replacing the Cover").

System-Fan Bracket

The system-fan bracket mounts two cooling fans to the inside of the rear chassis wall.

Removing the System-Fan Bracket

CAUTION: See "Protecting Against Electrostatic Discharge" in the safety instructions in your System Information document.

1.Remove the two system fans (see "Removing a Cooling Fan").

To identify the system fans, see Figure 4-8.

2.Remove the system-fan bracket (see Figure 4-9):

a.From the rear of the chassis, press the two bracket side tabs inward that protrude through rear chassis wall.

b.Rotate the bottom of the bracket toward the inside of the chassis and then lift the bracket out of the system.

Figure 4-9. Removing and Replacing the System-Fan Bracket

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Contents Initial release 24 Apr External Visual Inspection Initial User ContactInternal Visual Inspection Observing the Boot RoutineObtaining Technical Assistance Running the System DiagnosticsBack to Contents System-Status Indicators System Identification IndicatorsFront-Panel Indicators and Features Component Description Back-Panel Indicators and FeaturesPower-Button Indicator Codes Power Indicator CodesPower-Supply Indicator Codes Power-Button Indicator CodesHard-Drive Indicator Codes Power-Supply Indicator CodesHard-Drive Indicator Codes Cooling Fan Indicator Codes NIC Indicator CodesLCD Status Messages LCD Status MessagesLine Causes Corrective Actions Message System Setup ProgramSee Memory Modules System Messages Solving Problems Described by LCD Status MessagesRemoving LCD Status Messages 10. System MessagesSetup Program System Beep Codes 11. System Beep CodesCode Cause Corrective Action Support.dell.com Alert Messages Diagnostics MessagesSystem Board Features System FeaturesService Features Power Protection DevicesSupported Operating Systems Other Documents You May Need Technical SpecificationsVideo PowerPhysical EnvironmentalBack to Contents Jumpers-A General Explanation System Board JumpersJumpers System Board Connectors System Board Jumper SettingsJumper Setting Description Expansion-Card Riser-Board Components and PCI Buses Connector DescriptionScsi Backplane Board Components Scsi Backplane Board ConnectorsSystem Orientation Recommended ToolsSystem Cover BezelRemoving the Bezel Replacing the BezelReplacing the Cover Inside the SystemFront-Panel I/O Board Control-Panel Cable CoverRemoving the Control-Panel Cable Cover Replacing the Control-Panel Cable CoverControl Panel Replacing the Front-Panel I/O BoardRemoving the Control Panel System Fans Replacing the Control PanelRemoving a Cooling Fan System-Fan Bracket Replacing a Cooling FanRemoving the System-Fan Bracket Power Supplies Removing a Power SupplyReplacing the System-Fan Bracket Replacing a Power Supply Expansion-Card CageRemoving the Expansion-Card Cage Expansion Cards Expansion Card Installation GuidelinesReplacing the Expansion-Card Cage PCI Bus Scan OrderRemoving an Expansion Card Installing an Expansion CardRemoving the Expansion-Card Riser Board Expansion-Card Riser BoardMemory Module Installation Guidelines Memory Upgrade KitsSample Memory Module Configurations Memory ModulesPerforming a Memory Upgrade Installing Memory ModulesTotal Desired Removing Memory Modules CD and Diskettes DrivesRemoving the CD/Diskette Drive Tray Replacing the CD/Diskette Drive TrayReplacing the CD and Diskette Drives on the Tray Removing the CD and Diskette Drives From the TrayReplacing the CD/Diskette Drive Cable Removing the CD/Diskette Drive CableScsi Configuration Information External Scsi Tape DriveHard Drives Removing a Hard Drive Installing a Hard DriveIntegrated RAID Controller Installing a Hard Drive on a CarrierRemoving a Hard Drive From Its Carrier Activating the Integrated RAID Controller20. Installing the RAID Controller Memory Module RAID Controller Card Installing a RAID Controller CardInstalling the Scsi Backplane Daughter Card Scsi Backplane Daughter CardRemoving the Scsi Backplane Daughter Card Scsi Backplane Board Removing the Scsi Backplane BoardReplacing the Scsi Backplane Board Removing the System Board Tray System Board TrayMicroprocessors System Board Tray LeversReplacing the System Board Tray Removing the System Board Tray LeversAdding or Replacing a Microprocessor 27. Removing and Installing the Heat Sink28. Removing and Installing the Microprocessor Replacing the System Battery System BatteryRemoving the System Board System BoardReplacing the System Board Responding to Error Messages Entering the System Setup ProgramUsing the System Setup Program System Setup Navigation KeysMain Screen System Setup OptionsHard-Disk Drive Sequence Screen Boot Sequence ScreenIntegrated Devices Screen System Security ScreenAssigning a System Password Using the System Password FeatureConsole Redirection Screen Exit ScreenDeleting or Changing an Existing System Password Using Your System Password to Secure Your SystemDisabling a Forgotten Password Using the Setup Password FeatureAssigning a Setup Password Operating With a Setup Password EnabledBack to Contents Back to Contents