Table Of Contents - Dell OptiPlex 3090 Small Form Factor Service Manual

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 OptiPlex 3090 Small Form Factor ........................................................................................ 11
Side cover............................................................................................................................................................................ 12
Removing the side cover............................................................................................................................................ 12
Installing the side cover.............................................................................................................................................. 13
Front bezel...........................................................................................................................................................................15
Removing the front bezel...........................................................................................................................................15
Installing the front bezel.............................................................................................................................................15
2.5-inch hard drive............................................................................................................................................................ 16
Removing the 2.5-inch hard-drive assembly.........................................................................................................16
Removing the hard-drive bracket.............................................................................................................................17
Installing the hard-drive bracket.............................................................................................................................. 18
Installing the 2.5-inch hard-drive assembly........................................................................................................... 19
3.5-inch hard drive............................................................................................................................................................20
Removing the 3.5-inch hard-drive assembly........................................................................................................ 20
Removing the 3.5-inch hard drive............................................................................................................................21
Installing the 3.5-inch hard drive............................................................................................................................. 22
Installing the 3.5-inch hard-drive assembly.......................................................................................................... 23
M.2 solid-state drive.........................................................................................................................................................24
Removing the M.2 2230 PCIe solid-state drive................................................................................................... 24
Installing the M.2 2230 PCIe solid-state drive..................................................................................................... 25
Removing the M.2 2280 PCIe solid-state drive................................................................................................... 26
Installing the M.2 2280 PCIe solid-state drive..................................................................................................... 27
Optical drive....................................................................................................................................................................... 29
Removing the slim optical-drive...............................................................................................................................29
Installing the slim optical-drive.................................................................................................................................30
Hard-drive and optical-drive bracket............................................................................................................................ 31
Removing the hard-drive and optical-drive bracket............................................................................................ 31
Installing the hard-drive and optical-drive bracket............................................................................................. 32
WLAN card..........................................................................................................................................................................34
Removing the WLAN card.........................................................................................................................................34
Installing the WLAN card........................................................................................................................................... 35
Fan assembly...................................................................................................................................................................... 37
Contents
Contents 3