Dell 9020, 9020 AIO

6. Flip the input/output (I/O) board shield and remove it from the computer.

7. Disconnect the power-connector cable from the system board.

Contents

Main Notes, Cautions, and Warnings Contents Page Working on Your Computer Before Working Inside Your Computer Recommended Tools Turning Off Your Computer After Working Inside Your Computer Important Information Page Removing and Installing Components System Overview Removing the VESA Stand Installing the VESA Stand Removing the Back Cover Installing the Back Cover Removing the Memory Installing the Memory Removing the VESA Mount Bracket Installing the VESA Mount Bracket Removing the Power and On-Screen Display (OSD) Buttons Board Installing the Power and OSD Buttons Board Removing the System-Board Shield Installing the System-Board Shield Removing the Converter Board Installing the Converter Board Removing the Coin-Cell Battery Installing the Coin-Cell Battery Removing the Optical Drive Page Installing the Optical Drive Removing the Hard Drive Installing the Hard Drive Removing the Intrusion Switch Installing the Intrusion Switch Removing the Wireless Local Area Network (WLAN) Card Installing the WLAN Card Removing the Heat-Sink Assembly Installing the Heat-Sink Assembly Removing the Processor Fan Installing the Processor Fan Removing the Power-Supply Fan Installing the Power-Supply Fan Removing the I/O Board Shield Page Installing the I/O Board Shield Removing the Power Supply Unit (PSU) Installing the Power Supply Unit Removing the Processor Installing the Processor Removing the Speakers Installing the Speakers Removing the System Board System Board Layout Page Installing the System Board Removing the Heat Sink (Graphics Card) Installing the Heat Sink (Graphics Card) Removing the Antenna Module Installing the Antenna Module Removing the Display Panel Page Installing the Display Panel Removing the Camera Installing the Camera Page System Setup Boot Sequence Navigation Keys System Setup Options Page Boot Support System Password Absolute Software Computrace Service Page Page Page Page Page Updating the BIOS System and Setup Password Assigning a System Password and Setup Password Deleting or Changing an Existing System and/or Setup Password Page Page Technical Specifications Page Page Page Page Page Contacting Dell