Dell D03T

Chapter 1: Working inside your computer...................................................................................... 7
Safety instructions.............................................................................................................................................................. 7
Before working inside your computer....................................................................................................................... 7
Safety precautions........................................................................................................................................................ 8
Electrostatic discharge—ESD protection............................................................................................................... 8
ESD field service kit ..................................................................................................................................................... 9
Transporting sensitive components.........................................................................................................................10
After working inside your computer........................................................................................................................ 10
BitLocker........................................................................................................................................................................ 10
Chapter 2: Removing and installing components...........................................................................11
Recommended tools...........................................................................................................................................................11
Screw list.............................................................................................................................................................................. 11
Major components of Precision 5860 Tower..............................................................................................................12
Side cover............................................................................................................................................................................ 14
Removing the side cover............................................................................................................................................14
Installing the side cover.............................................................................................................................................. 15
Front bezel ..........................................................................................................................................................................17
Removing the front bezel...........................................................................................................................................17
Installing the front bezel............................................................................................................................................. 17
I/O board..............................................................................................................................................................................18
Removing the front I/O bracket...............................................................................................................................18
Installing the front I/O bracket.................................................................................................................................19
External storage flexbay (Hard drive)..........................................................................................................................20
Removing the hard-drive assembly.........................................................................................................................20
Installing the hard-drive assembly...........................................................................................................................20
Removing a 3.5-inch hard-drive from a hard-drive assembly........................................................................... 21
Installing a 3.5-inch hard-drive from hard-drive assembly................................................................................22
Removing a 2.5-inch hard-disk drive from a hard-drive assembly..................................................................23
Installing a 2.5-inch hard-drive from a hard-drive assembly.............................................................................24
External storage flexbay (Solid-state drive)...............................................................................................................25
Removing the external solid-state drive assembly..............................................................................................25
Removing the external M.2 2230 solid-state drive.............................................................................................26
Installing the external M.2 2230 solid-state drive............................................................................................... 27
Removing the external M.2 2280 solid-state drive.............................................................................................28
Installing the external M.2 2280 solid-state drive............................................................................................... 29
Installing the external solid-state drive assembly................................................................................................ 30
Slim optical-drive................................................................................................................................................................31
Removing the slim optical-drive............................................................................................................................... 31
Installing the slim optical-drive.................................................................................................................................32
Air shroud............................................................................................................................................................................ 33
Removing the air shroud............................................................................................................................................33
Installing the air shroud..............................................................................................................................................34
PCIe holder......................................................................................................................................................................... 35
Contents
Contents 3