Table Of Contents - Dell OptiPlex 7090 Small Form Factor Service Manual

Table of Contents

Chapter 1: Working inside your computer...................................................................................... 6

Safety instructions.............................................................................................................................................................. 6

Before working inside your computer....................................................................................................................... 6

Safety precautions.........................................................................................................................................................7

Electrostatic discharge-ESD protection................................................................................................................7

ESD field service kit ..................................................................................................................................................... 8

Transporting sensitive components.......................................................................................................................... 9

After working inside your computer..........................................................................................................................9

Chapter 2: Removing and installing components.......................................................................... 10

Recommended tools..........................................................................................................................................................10

Screw List............................................................................................................................................................................ 10

Major components of your system................................................................................................................................. 11

Side cover............................................................................................................................................................................ 12

Removing the side cover............................................................................................................................................ 12

Installing the side cover.............................................................................................................................................. 14

Intrusion switch.................................................................................................................................................................. 15

Removing the intrusion switch................................................................................................................................. 15

Installing the intrusion switch....................................................................................................................................15

Front bezel...........................................................................................................................................................................16

Removing the front bezel...........................................................................................................................................16

Installing the front bezel............................................................................................................................................. 17

Hard drive............................................................................................................................................................................ 19

Removing the 2.5/3.5-inch hard-drive caddy.......................................................................................................19

Removing the 2.5-inch hard-drive.......................................................................................................................... 20

Installing the 2.5/3.5-inch hard-drive caddy.........................................................................................................21

Installing the 2.5-inch hard-drive.............................................................................................................................22

Solid-state drive................................................................................................................................................................ 23

Removing the M.2 2230 solid-state drive............................................................................................................. 23

Installing the M.2 2230 solid-state drive............................................................................................................... 24

Removing the M.2 2280 solid-state drive............................................................................................................. 25

Installing the M.2 2280 solid-state drive............................................................................................................... 26

Optical drive....................................................................................................................................................................... 28

Removing the hard-drive and optical-drive bracket........................................................................................... 28

Installing the hard-drive and optical-drive bracket............................................................................................. 29

Removing the slim optical-drive............................................................................................................................... 31

Installing the slim optical-drive.................................................................................................................................32

SD-card reader...................................................................................................................................................................33

Removing the SD-card reader..................................................................................................................................33

Installing the SD-card reader....................................................................................................................................34

WLAN card..........................................................................................................................................................................35

Removing the WLAN card.........................................................................................................................................35

Installing the WLAN card........................................................................................................................................... 36

Fan and heat-sink assembly............................................................................................................................................38

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