Dell 9020 owner manual Contents

Page 3

Contents
1 Working on Your Computer	5
Before Working Inside Your Computer	5
Turning Off Your Computer	6
After Working Inside Your Computer	7
2 Removing and Installing Components	9
Recommended Tools	9
Removing the Cover	9
Installing the Cover	9
Removing the Intrusion Switch	10
Installing the Intrusion Switch	10
Removing the Wireless Local Area Network (WLAN) Card	10
Installing the Wireless Local Area Network (WLAN) Card	11
Removing the Front Bezel	12
Installing the Front Bezel	12
Removing the Expansion Card	12
Installing the Expansion Card	13
Memory Module Guidelines	13
Removing the Memory	14
Installing the Memory	14
Removing the Coin-Cell Battery	14
Installing the Coin-Cell Battery	15
Removing the Hard Drive	15
Installing the Hard Drive	16
Removing the Optical Drive	16
Installing the Optical Drive	17
Removing the Speaker	18
Installing the Speaker	18
Removing the Power Supply	18
Installing the Power Supply	20
Removing the Heat Sink Assembly	20
Installing the Heat Sink Assembly	20
Removing the Processor	20
Installing the Processor	21
Removing the System Fan	21
Installing the System Fan	22
Removing the Thermal Sensor	22
Installing the Thermal Sensor	24

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Contents Dell OptiPlex 9020 Mini Tower Page Contents Diagnostics Before Working Inside Your Computer Working on Your ComputerTurning Off Your Computer After Working Inside Your Computer Page Removing the Cover Removing and Installing ComponentsInstalling the Cover Recommended ToolsRemoving 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 Memory Module Guidelines Installing the Expansion CardInstalling the Memory Removing the Coin-Cell BatteryRemoving the Memory Removing the Hard Drive Installing the Coin-Cell BatteryRemoving the Optical Drive Installing the Hard DriveInstalling the Optical Drive Installing the Speaker Removing the Power SupplyRemoving the Speaker Page Removing the Processor Installing the Power SupplyRemoving the Heat Sink Assembly Installing the Heat Sink AssemblyRemoving the System Fan Installing the ProcessorRemoving the Thermal Sensor Installing the System FanPage Removing the Power Switch Installing the Thermal SensorInstalling the Power Switch Removing the Input/Output I/O Panel Removing the System Board Installing the Input/Output I/O PanelInstalling the System Board Components Of The System Board System Board ComponentsPage System Setup Boot SequenceNavigation Keys Uefi System Setup OptionsCOM1 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 Jumper Settings Updating the BiosPassword Type System and Setup PasswordDisabling a System Password Page Enhanced Pre-Boot System Assessment ePSA Diagnostics DiagnosticsPage Power LED Diagnostics Troubleshooting Your ComputerBeep Code Error MessagesDIMM1 Page Page Page DDR3 SpecificationsPCI Drives Internal Connectors Controls and Lights Power Page Page Contacting Dell

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