Download DELL OptiPlex 9020

Contents
1 Working on Your Computer....................................................................................................... 5
Before Working Inside Your Computer.....................................................................................................................5
Turning Off Your Computer....................................................................................................................................... 6
After Working Inside Your Computer........................................................................................................................6
2 Removing and Installing Components..................................................................................... 7
Recommended Tools................................................................................................................................................ 7
System Overview...................................................................................................................................................... 7
Inside view ........................................................................................................................................................ 7
Removing the Cover..................................................................................................................................................8
Installing the Cover................................................................................................................................................... 8
Removing the Front Bezel......................................................................................................................................... 8
Installing the Front Bezel.......................................................................................................................................... 9
Removing the Drive Cage......................................................................................................................................... 9
Installing the Drive Cage.........................................................................................................................................10
Removing the Wireless Local Area Network (WLAN) Card................................................................................... 10
Installing the WLAN Card....................................................................................................................................... 12
Removing the Optical Drive.................................................................................................................................... 12
Installing the Optical Drive..................................................................................................................................... 13
Removing the Hard Drive........................................................................................................................................ 13
Installing the Hard Drive......................................................................................................................................... 14
Removing the Intrusion Switch...............................................................................................................................14
Installing the Intrusion Switch................................................................................................................................14
Memory Module Guidelines................................................................................................................................... 15
Removing the Memory............................................................................................................................................15
Installing the Memory.............................................................................................................................................15
Removing the Speaker............................................................................................................................................16
Installing the Internal Speaker............................................................................................................................... 17
Removing the Power-Switch Board....................................................................................................................... 18
Installing the Power-Switch Board........................................................................................................................ 18
Removing the Input/Output(I/O) Panel....................................................................................................................19
Installing the I/O Panel............................................................................................................................................20
Removing the Power Supply Unit........................................................................................................................... 20
Installing The Power Supply Unit............................................................................................................................21
Removing the Heat Sink Assembly......................................................................................................................... 21
Installing the Heat Sink Assembly.......................................................................................................................... 23
Removing the processor.........................................................................................................................................23
Installing the Processor..........................................................................................................................................24