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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..............................................................8

Removing the cover..............................................................................................................................8

Installing the cover................................................................................................................................8

Removing the front bezel..................................................................................................................... 8

Installing the front bezel....................................................................................................................... 9

Removing the fan duct..........................................................................................................................9

Installing the fan duct..........................................................................................................................10

Removing the heat sink assembly...................................................................................................... 10

Installing the heat sink assembly........................................................................................................ 10

Removing the processor......................................................................................................................11

Installing the processor........................................................................................................................11

Removing the memory module..........................................................................................................12

Installing the memory module............................................................................................................12

Removing the hard drive assembly.....................................................................................................12

Removing the hard drive from the hard drive bracket.......................................................................13

Installing the hard drive into the hard drive bracket.......................................................................... 14

Installing the hard drive assembly.......................................................................................................14

Removing the optical drive................................................................................................................. 14

Installing the optical drive................................................................................................................... 16

Removing the expansion card............................................................................................................ 16

Installing the expansion card...............................................................................................................17

Removing the system fan....................................................................................................................17

Installing the system fan......................................................................................................................18

Removing the power switch............................................................................................................... 18

Installing the power switch................................................................................................................. 19

Removing the power supply unit (PSU)..............................................................................................19

Installing the power supply unit (PSU)................................................................................................21

Removing the VGA daughter board....................................................................................................21

Installing the VGA daughter board..................................................................................................... 22

Removing the intrusion switch...........................................................................................................22

Installing the intrusion switch.............................................................................................................23

Removing the SD card reader.............................................................................................................23

Installing the SD card reader.............................................................................................................. 24

Dell OptiPlex 5040 Small Form Factor User Manual

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