Dell Latitude 5520 - default chapter; Table of Contents

Chapter 1: Working inside your computer...................................................................................... 7
Before working inside your computer............................................................................................................................. 7
Safety precautions.............................................................................................................................................................. 7
Enter service mode............................................................................................................................................................. 8
Electrostatic discharge—ESD protection....................................................................................................................10
ESD field service kit .......................................................................................................................................................... 11
Transporting sensitive components...............................................................................................................................12
After working inside your computer.............................................................................................................................. 12
Chapter 2: Major components of your computer.......................................................................... 13
Chapter 3: Removing and installing components.......................................................................... 16
Recommended tools..........................................................................................................................................................16
Screw list............................................................................................................................................................................. 16
Subscriber Identity Module (SIM) card........................................................................................................................ 18
Removing the SIM card.............................................................................................................................................. 18
Installing the SIM card................................................................................................................................................ 19
Micro Secure Digital (SD) Card...................................................................................................................................... 21
Removing the microSD card......................................................................................................................................21
Installing the microSD card........................................................................................................................................ 21
Base cover.......................................................................................................................................................................... 22
Removing the base cover.......................................................................................................................................... 22
Installing the base cover............................................................................................................................................ 24
WLAN card..........................................................................................................................................................................25
Removing the WLAN card.........................................................................................................................................25
Installing the WLAN card........................................................................................................................................... 26
WWAN card........................................................................................................................................................................ 28
Removing the WWAN card....................................................................................................................................... 28
Installing the WWAN card......................................................................................................................................... 29
Solid-state drive................................................................................................................................................................ 30
Removing the M.2 2280 solid-state drive.............................................................................................................30
Installing the M.2 2280 solid-state drive................................................................................................................ 31
Removing the M.2 2230 solid-state drive..............................................................................................................31
Removing the M.2 2230 solid-state drive holder................................................................................................ 32
Installing the M.2 2230 solid-state drive holder.................................................................................................. 33
Installing the M.2 2230 solid-state drive............................................................................................................... 34
Memory modules............................................................................................................................................................... 34
Removing the memory modules...............................................................................................................................34
Installing the memory modules.................................................................................................................................35
Battery................................................................................................................................................................................. 36
Lithium-ion battery precautions...............................................................................................................................36
Removing the 3-cell battery..................................................................................................................................... 37
Installing the 3-cell battery....................................................................................................................................... 38
Removing the 4-cell battery..................................................................................................................................... 38
Contents
Contents 3