Dell 9020 owner manual Removing the Speaker, Installing the Speaker, Removing the Power Supply

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4.Follow the procedures in After Working Inside Your Computer.

Removing the Speaker

1.Follow the procedures in Before Working Inside Your Computer.

2.Remove the cover.

3.Disconnect and release the speaker cable from system board. Press down the speaker-securing tab and slide the speaker upwards to remove.

Installing the Speaker

1.Slide the speaker downwards into its slot to secure it.

2.Thread the speaker cable into the chassis clip and connect the speaker cable to the system board.

3.Install the cover.

4.Follow the procedures in After Working Inside Your Computer.

Removing the Power Supply

1.Follow the procedures in Before Working Inside Your Computer.

2.Remove the cover.

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Contents Dell OptiPlex 9020 Mini Tower Page Contents Diagnostics Working on Your Computer Before Working Inside Your ComputerTurning Off Your Computer After Working Inside Your Computer Page Recommended Tools Removing and Installing ComponentsInstalling the Cover Removing the CoverRemoving the Intrusion Switch Installing the Intrusion SwitchRemoving the Wireless Local Area Network Wlan Card Installing the Wireless Local Area Network Wlan Card Installing the Front Bezel Removing the Front BezelRemoving the Expansion Card Installing the Expansion Card Memory Module GuidelinesInstalling the Memory Removing the Coin-Cell BatteryRemoving the Memory Installing the Coin-Cell Battery Removing the Hard DriveInstalling the Hard Drive Removing the Optical DriveInstalling the Optical Drive Installing the Speaker Removing the Power SupplyRemoving the Speaker Page Installing the Heat Sink Assembly Installing the Power SupplyRemoving the Heat Sink Assembly Removing the ProcessorInstalling the Processor Removing the System FanInstalling the System Fan Removing the Thermal SensorPage Installing the Thermal Sensor Removing the Power SwitchInstalling the Power Switch Removing the Input/Output I/O Panel Installing the Input/Output I/O Panel Removing the System BoardInstalling the System Board System Board Components Components Of The System BoardPage System Setup Boot SequenceNavigation Keys System Setup Options UefiCOM1 Sata Optional Computrace Service from Absolute Software KEK Erased and the keys will restore to default settings Page Post Behavior When Lookup Method is set to Static IP Updating the Bios Jumper SettingsSystem and Setup Password Password TypeDisabling a System Password Page Diagnostics Enhanced Pre-Boot System Assessment ePSA DiagnosticsPage Troubleshooting Your Computer Power LED DiagnosticsError Messages Beep CodeDIMM1 Page Page Page Specifications DDR3PCI Drives Internal Connectors Controls and Lights Power Page Page Contacting Dell

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