Dell OptiPlex 5055 Tower - Table of Contents

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Contents

1 Working on your computer............................................................................................................................. 6

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

Turning o your computer................................................................................................................................................ 6

Turning o your — Windows..................................................................................................................................... 6

Before working inside your computer.............................................................................................................................. 7

After working inside your computer.................................................................................................................................7

2 Chassis.......................................................................................................................................................... 8

Front chassis view..............................................................................................................................................................8

Back chassis view ............................................................................................................................................................. 9

3 Disassembly and reassembly........................................................................................................................ 10

Back cover.........................................................................................................................................................................10

Removing Back Cover................................................................................................................................................10

Installing cover............................................................................................................................................................. 11

Front Bezel......................................................................................................................................................................... 11

Removing front bezel..................................................................................................................................................11

Installing front bezel....................................................................................................................................................13

Front panel door................................................................................................................................................................13

Opening the front panel door....................................................................................................................................13

Storage device.................................................................................................................................................................. 14

Removing 3.5–inch hard drive assembly................................................................................................................. 14

Removing 2.5–inch hard drive assembly................................................................................................................. 18

Optical drive......................................................................................................................................................................20

Removing optical drive.............................................................................................................................................. 20

Installing optical drive................................................................................................................................................ 22

M.2 PCIe SSD...................................................................................................................................................................22

Removing optional M.2 PCIe SSD........................................................................................................................... 22

Installing optional M.2 PCIe SSD..............................................................................................................................23

SD card..............................................................................................................................................................................24

Removing SD card reader......................................................................................................................................... 24

FInstalling SD card reader......................................................................................................................................... 25

Memory modules............................................................................................................................................................. 25

Removing memory module....................................................................................................................................... 25

Installing memory module......................................................................................................................................... 25

Expansion card................................................................................................................................................................. 26

Removing PCIe expansion card................................................................................................................................26

Installing PCIe expansion card.................................................................................................................................. 27

Power supply unit.............................................................................................................................................................27

Removing power supply unit – PSU........................................................................................................................ 27

Installing power supply unit – PSU.......................................................................................................................... 29

Intrusion switch................................................................................................................................................................ 29

Removing intrusion switch........................................................................................................................................30

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Dell OptiPlex 5055 Tower - Table of Contents

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