Dell OptiPlex 5055 Small Form Factor

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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 cover..........................................................................................................................................................10

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

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

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

Installing front bezel....................................................................................................................................................12

Storage device.................................................................................................................................................................. 12

Removing 2.5–inch hard drive assembly................................................................................................................. 12

Removing 2.5–inch hard drive from the hard drive bracket................................................................................. 14

Installing 2.5–inch hard drive into the hard drive bracket..................................................................................... 15

Installing 2.5–inch hard drive assembly................................................................................................................... 15

Expansion card..................................................................................................................................................................15

Removing PCIe expansion card................................................................................................................................ 15

Installing PCIe expansion card...................................................................................................................................17

Cooling shroud...................................................................................................................................................................17

Removing the cooling shroud....................................................................................................................................17

Installing cooling shroud.............................................................................................................................................19

Coin-cell battery............................................................................................................................................................... 19

Removing coin cell battery........................................................................................................................................ 19

Installing coin cell battery..........................................................................................................................................20

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

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

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

M.2 PCIe SSD...................................................................................................................................................................23

Removing M.2 PCIe SSD.......................................................................................................................................... 23

Installing M.2 PCIe SSD.............................................................................................................................................24

Heat sink assembly.......................................................................................................................................................... 24

Removing heat sink assembly...................................................................................................................................24

Installing heat sink assembly.....................................................................................................................................25

Processor.......................................................................................................................................................................... 25

Removing the processor........................................................................................................................................... 25

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Dell OptiPlex 5055 Small Form Factor - Table of Contents

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