Dell Vostro 7620 - default chapter; Table of Contents

Chapter 1: Working inside your computer...................................................................................... 6
Safety instructions.............................................................................................................................................................. 6
Before working inside your computer.......................................................................................................................6
After working inside your computer..........................................................................................................................9
Chapter 2: Removing and installing components.......................................................................... 10
Recommended tools..........................................................................................................................................................10
Screw list............................................................................................................................................................................. 10
Major components of Vostro 7620.................................................................................................................................11
Base cover........................................................................................................................................................................... 13
Removing the base cover...........................................................................................................................................13
Installing the base cover.............................................................................................................................................15
Memory module.................................................................................................................................................................. 17
Removing the memory module..................................................................................................................................17
Installing the memory module....................................................................................................................................18
Solid-state drive................................................................................................................................................................. 19
Removing the M.2 2230 solid-state drive..............................................................................................................19
Installing the M.2 2230 solid-state drive................................................................................................................ 21
Removing the M.2 2280 solid-state drive............................................................................................................. 22
Installing the M.2 2280 solid-state drive............................................................................................................... 23
Wireless card...................................................................................................................................................................... 24
Removing the wireless card...................................................................................................................................... 24
Installing the wireless card........................................................................................................................................ 25
Battery................................................................................................................................................................................. 27
Lithium-ion battery precautions...............................................................................................................................27
Removing the battery.................................................................................................................................................27
Installing the battery...................................................................................................................................................28
Power-adapter port.......................................................................................................................................................... 29
Removing the power-adapter port......................................................................................................................... 29
Installing the power-adapter port............................................................................................................................30
Fan......................................................................................................................................................................................... 31
Removing the left fan................................................................................................................................................. 31
Installing the left fan...................................................................................................................................................32
Removing the right fan.............................................................................................................................................. 33
Installing the right fan................................................................................................................................................ 34
Heat sink..............................................................................................................................................................................35
Removing the heat sink............................................................................................................................................. 35
Installing the heat sink .............................................................................................................................................. 36
Removing the heat sink (from computers with a discrete graphics card) ...................................................37
Installing the heat sink (in computers with a discrete graphics card)............................................................38
Display assembly................................................................................................................................................................39
Removing the display assembly............................................................................................................................... 39
Installing the display assembly.................................................................................................................................. 41
I/O board.............................................................................................................................................................................42
Contents
Contents 3