Chapter 1: Working inside your computer...................................................................................... 7
Safety instructions.............................................................................................................................................................. 7
Before working inside your computer....................................................................................................................... 7
Safety precautions........................................................................................................................................................ 8
Electrostatic discharge—ESD protection............................................................................................................... 8
ESD field service kit ..................................................................................................................................................... 9
Transporting sensitive components.........................................................................................................................10
After working inside your computer........................................................................................................................ 10
BitLocker........................................................................................................................................................................ 10
Chapter 2: Removing and installing components...........................................................................11
Recommended tools...........................................................................................................................................................11
Screw list.............................................................................................................................................................................. 11
Major components of Latitude 5531............................................................................................................................. 12
SIM card............................................................................................................................................................................... 14
Removing the SIM card.............................................................................................................................................. 14
Installing the SIM card................................................................................................................................................ 15
Micro Secure Digital (SD) Card...................................................................................................................................... 17
Removing the microSD card...................................................................................................................................... 17
Installing the microSD card........................................................................................................................................ 17
Base cover........................................................................................................................................................................... 18
Removing the base cover...........................................................................................................................................18
Installing the base cover............................................................................................................................................ 20
Wireless card.......................................................................................................................................................................21
Removing the wireless card.......................................................................................................................................21
Installing the wireless card........................................................................................................................................ 23
Wireless Wide Area Network (WWAN) Card..............................................................................................................24
Removing the WWAN card....................................................................................................................................... 24
Installing the WWAN card......................................................................................................................................... 25
Solid-state drives...............................................................................................................................................................27
Removing the 2230 solid-state drive—SSD1 slot............................................................................................... 27
Installing the 2230 solid-state drive—SSD1 slot................................................................................................. 28
Removing the 2280 solid-state drive—SSD1 slot............................................................................................... 29
Installing the 2280 solid-state drive—SSD1 slot................................................................................................. 30
Removing the 2230 solid-state drive—SSD2 slot............................................................................................... 31
Installing the 2230 solid-state drive—SSD2 slot.................................................................................................32
Removing the 2280 solid-state drive—SSD2 slot.............................................................................................. 33
Installing the 2280 solid-state drive—SSD2 slot.................................................................................................34
Memory................................................................................................................................................................................35
Removing the memory modules...............................................................................................................................35
Installing the memory module...................................................................................................................................36
Dummy hard-drive filler....................................................................................................................................................37
Removing the dummy hard-drive filler................................................................................................................... 37
Installing the dummy hard-drive filler..................................................................................................................... 38
Contents
Contents 3