Dell R805 manual Removing the Control Panel Assembly, Installing the Control Panel Assembly

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NOTE: The control panel assembly consists of two separate modules—the display module and the control panel circuit board. Use the following instructions to remove and install either module.

Removing the Control Panel Assembly

CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product.

1.If applicable, remove the bezel. See Removing the Front Bezel.

2.Turn off the system and attached peripherals, and disconnect the system from the electrical outlet and peripherals.

3.Open the system. See Opening the System.

4.Disconnect the control panel cable at back of the control panel board. See Figure 3-31.

NOTICE: Do not pull on the cable to unseat the connector. Doing so can damage the cable.

a.Squeeze the metal tabs on the ends of the cable connector.

b.Gently work the connector out of the socket.

Figure 3-31. Control Panel Removal

1

display module label

2

display module securing screws (2)

 

 

 

 

3

display module

4

display module cable

 

 

 

 

5

control panel cable

6

control-panel circuit board securing screws (3)

7

control panel circuit board

 

 

 

 

 

 

5.Disconnect the display module cable from the control panel board. See Figure 3-31.

6.Remove the three screws that secure the control panel board to the system chassis and remove the board. See Figure 3-31.

7.Remove the display module:

a.Insert the end of paper clip into the hole on the right side of the display module and gently pry off the label.

b.Using a T10 Torx driver, remove the two screws that secure the display module to the system chassis.

c.Remove the display module from the chassis cutout.

Installing the Control Panel Assembly

1.Insert the display module into the chassis cutout and secure with the two Torx screws.

2.Affix the display module label to the display module.

3.Install the control panel board in the system chassis and secure with the three Phillips screws. See Figure 3-31.

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Contents Page Other Information You May Need Accessing System Features During StartupKeystrokes for Accessing System Features Back to ContentsIndicator, Button, or Icon Description Connector Front-Panel Features and IndicatorsCondition Drive-Status Indicator Pattern Back-Panel Features and IndicatorsHard-Drive Indicator Codes Hard-Drive Indicator Patterns for RAIDRedundant Power Supply Indicators Power Indicator CodesNIC Indicator Codes Connecting External DevicesLCD Status Messages NIC Indicator CodesIndicator Indicator Code LCD Status MessagesSee Troubleshooting the Microprocessors See Troubleshooting System Cooling ProblemsTroubleshooting System Cooling Problems Troubleshooting the MicroprocessorsDaughter Card See Troubleshooting a Hard DriveInstall memory. See Installing Memory Modules See Troubleshooting System MemorySystem Messages Solving Problems Described by LCD Status MessagesSystem Messages Removing LCD Status MessagesTroubleshooting a Hard Drive. See Using the System Setup Troubleshooting System MemorySee Installing a RAC Card Troubleshooting Your System for any faulty componentsSee Troubleshooting the System Battery USB Device, or Troubleshooting a Hard Drive forSee Troubleshooting a USB Device or Troubleshooting a Hard Combination. See Installing a ProcessorAlert Messages Diagnostics MessagesBack to Contents Running the System Diagnostics Using Server Administrator DiagnosticsSystem Diagnostics Features When to Use the System DiagnosticsSystem Diagnostics Testing Options Using the Custom Test OptionsSelecting Devices for Testing Selecting Diagnostics OptionsContacting Dell Contacting DellVisit support.dell.com Glossary Page Page System memory See RAM Back to Contents Installing System Components Inside the System Recommended ToolsFront Bezel Opening the System Opening and Closing the SystemRemoving the Front Bezel Replacing the Front BezelClosing the System Hard DrivesRemoving a Hot-Plug Hard Drive Installing a Drive BlankInstalling a Hot-Plug Hard Drive Removing a Drive BlankReplacing a Hard-Drive Carrier Installing a Hard Drive Into a Drive CarrierRemoving a Hard Drive From a Hard-Drive Carrier Removing a Power Supply Power SuppliesInternal SD Card Replacing a Power SupplyRemoving the Power Supply Blank Installing the Power Supply BlankSystem Fans Installing the SD CardRemoving a System Fan SAS Controller Daughter Card Installing a SAS Controller Daughter CardReplacing a Cooling Fan 11. SAS Controller Daughter Card Cabling Removing a SAS Controller Daughter CardInstalling a RAID Battery RAID BatteryConfiguring the Boot Device Internal USB Memory Key ConnectorExpansion Cards Installing the Optional Internal USB Memory KeyInstalling an Expansion Card Expansion Card Installation GuidelinesRemoving an Expansion Card Removing the Memory Module Cooling Shrouds Cooling ShroudsInstalling the Memory Module Cooling Shrouds Installing the Processor Cooling ShroudRemoving the Processor Cooling Shroud Removing the Fan Brackets Fan BracketsReplacing the Fan Bracket Removing Expansion-Card Riser Expansion-Card RisersReplacing Expansion-Card Riser 18. Removing and Replacing Expansion-Card Riser Removing the Riser 2 Board From the Expansion-Card BracketReplacing the Riser 2 Board on the Expansion-Card Bracket RAC CardRemoving the RAC Card 20. Removing and Installing a RAC Card Installing a RAC CardRemoving the LOM Daughter Card LOM Daughter CardRemoving the Optical Drive from the System Installing the Optical DriveOptical Drive Replacing the LOM Daughter CardRemoving the Optical Drive From the Optical Drive Tray 22. Removing and Installing the Optical Drive TraySystem Memory Installing an Optical Drive Into the Optical Drive TrayGeneral Memory Module Installation Guidelines Memory ConfigurationsMemory Sparing Configurations Installing Memory ModulesMemory Sparing Support Removing Memory Modules 25. Installing and Removing a Memory ModuleProcessors Integrated NIC TOERemoving a Processor 26. Installing and Removing the Heat Sink Installing a ProcessorReplacing the System Battery System BatteryRemoving the Sideplane Board Sideplane BoardSAS/SATA Backplane Board Installing the Sideplane BoardRemoving the SAS/SATA Backplane Board Installing the SAS/SATA Backplane Board Control Panel AssemblyInstalling the Control Panel Assembly Removing the Control Panel AssemblyRemoving the System Board System BoardReplace the sideplane. See Installing the Sideplane Board Installing the System BoardSystem Board Jumpers Jumper Setting DescriptionConnector Description System Board ConnectorsSideplane Board Connectors SAS/SATA Backplane Board ConnectorsExpansion-Card Riser-Board Components and PCIe Buses Disabling a Forgotten PasswordOpen the system. See Opening and Closing the System Back to Contents Using the System Setup Program Entering the System Setup ProgramSystem Setup Options Responding to Error MessagesMemory Information Screen System Setup Program OptionsUsing the System Password and Using the Setup Password Memory Information ScreenIntegrated Devices Screen CPU Information ScreenCPU Information Screen Serial Communication Screen Options Serial Communication ScreenSystem Security Screen Integrated Devices Screen OptionsExit Screen System and Setup Password FeaturesEnabled DisabledAssigning a System Password Using the System PasswordDeleting or Changing an Existing System Password Using the Setup PasswordSee Disabling a Forgotten Password Baseboard Management Controller ConfigurationEntering the BMC Setup Module BMC Setup Module OptionsChecking the Equipment Safety First-For You and Your SystemTroubleshooting IRQ Assignment Conflicts Start-Up RoutineIRQ Line Assignment Troubleshooting External ConnectionsTroubleshooting the Video Subsystem IRQ Assignment DefaultsTroubleshooting the Keyboard Troubleshooting Basic I/O FunctionsTroubleshooting the Mouse Troubleshooting a USB Device Troubleshooting a Serial I/O DeviceTroubleshooting a Wet System Troubleshooting a NICClose the system. See Opening and Closing the System Troubleshooting the System Battery Troubleshooting a Damaged SystemTroubleshooting System Cooling Problems Troubleshooting Power SuppliesTroubleshooting a Fan Troubleshooting System MemoryTroubleshooting an SD Card or Internal USB Key Troubleshooting an External Tape Drive Troubleshooting an Optical DriveRemove the bezel. See Removing the Front Bezel Troubleshooting a Hard DriveTroubleshooting a SAS Controller Daughter Card Troubleshooting Expansion Cards Troubleshooting the Microprocessors
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