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Chapter 1: Working inside your computer...................................................................................... 5

Safety instructions.............................................................................................................................................................. 5

Before working inside your computer.......................................................................................................................5

Safety precautions........................................................................................................................................................ 6

Electrostatic discharge—ESD protection............................................................................................................... 6

ESD field service kit ..................................................................................................................................................... 7

Transporting sensitive components.......................................................................................................................... 8

After working inside your computer..........................................................................................................................8

Chapter 2: Removing and installing components........................................................................... 9

Recommended tools........................................................................................................................................................... 9

Screw list............................................................................................................................................................................... 9

Customer Replaceable Units (CRU) and Field Replaceable Units (FRU) list...................................................... 10

Major components of OptiPlex 3000 Small Form Factor......................................................................................... 11

Side cover............................................................................................................................................................................ 13

Removing the side cover............................................................................................................................................ 13

Installing the side cover.............................................................................................................................................. 13

Front bezel...........................................................................................................................................................................14

Removing the front bezel...........................................................................................................................................14

Installing the front bezel.............................................................................................................................................15

Intrusion switch.................................................................................................................................................................. 16

Removing the intrusion switch................................................................................................................................. 16

Installing the intrusion switch.................................................................................................................................... 17

Hard drive.............................................................................................................................................................................17

Removing the 2.5-inch hard drive............................................................................................................................17

Installing the 2.5-inch hard drive..............................................................................................................................19

Removing the 3.5-inch hard drive............................................................................................................................21

Installing the 3.5-inch hard drive............................................................................................................................. 23

Disk-drive cage.................................................................................................................................................................. 25

Removing the disk-drive cage..................................................................................................................................25

Installing the disk-drive cage.................................................................................................................................... 27

Optical drive........................................................................................................................................................................ 31

Removing the optical drive........................................................................................................................................ 31

Installing the optical-drive......................................................................................................................................... 33

Solid-state drive................................................................................................................................................................ 35

Removing the M.2 2230 PCIe solid-state drive................................................................................................... 35

Installing the M.2 2230 PCIe solid-state drive..................................................................................................... 36

Removing the M.2 2280 PCIe solid-state drive................................................................................................... 37

Installing the M.2 2280 PCIe solid-state drive..................................................................................................... 37

Bay-support bracket.........................................................................................................................................................38

Removing the bay-support bracket........................................................................................................................ 38

Installing the bay-support bracket.......................................................................................................................... 39

Coin-cell battery................................................................................................................................................................ 40

Removing the coin-cell battery................................................................................................................................40

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