Chapter 1: Working inside your computer...................................................................................... 6
Before working inside your computer.............................................................................................................................6
Safety instructions.............................................................................................................................................................. 6
Electrostatic dischargeāESD protection......................................................................................................................7
ESD field service kit ........................................................................................................................................................... 7
Transporting sensitive components................................................................................................................................ 8
After working inside your computer................................................................................................................................9
Chapter 2: Removing and installing components.......................................................................... 10
Recommended tools..........................................................................................................................................................10
Screw list............................................................................................................................................................................. 10
Major components of Inspiron 14 5409......................................................................................................................... 11
Base cover........................................................................................................................................................................... 13
Removing the base cover...........................................................................................................................................13
Installing the base cover.............................................................................................................................................15
Battery.................................................................................................................................................................................. 17
Lithium-ion battery precautions................................................................................................................................17
Removing the 3-cell battery...................................................................................................................................... 18
Installing the 3-cell battery........................................................................................................................................ 19
Removing the 4-cell battery......................................................................................................................................19
Installing the 4-cell battery....................................................................................................................................... 20
Memory module.................................................................................................................................................................. 21
Removing the memory module................................................................................................................................. 21
Installing the memory module...................................................................................................................................22
Solid-state driveāM.2 slot one.................................................................................................................................... 24
Removing the M.2 2230 solid-state drive from M.2 slot one...........................................................................24
Installing the M.2 2230 solid-state drive in M.2 slot one...................................................................................24
Removing the M.2 2280 solid-state drive from M.2 slot one...........................................................................25
Installing the M.2 2280 solid-state drive in M.2 slot one.................................................................................. 26
Installing the solid-state drive bracket................................................................................................................... 27
Solid-state driveāM.2 slot two.................................................................................................................................... 28
Removing the M.2 2230 solid-state drive from M.2 slot two.......................................................................... 28
Installing the M.2 2230 solid-state drive in M.2 slot two.................................................................................. 29
Removing the M.2 2280 solid-state drive/Intel Optane storage from M.2 slot two...................................31
Installing the M.2 2280 solid-state drive/Intel Optane storage in M.2 slot two..........................................32
Installing the solid-state drive bracket................................................................................................................... 33
WLAN card..........................................................................................................................................................................34
Removing the WLAN card......................................................................................................................................... 34
Installing the WLAN card........................................................................................................................................... 35
Fan........................................................................................................................................................................................ 37
Removing the fan........................................................................................................................................................ 37
Installing the fan.......................................................................................................................................................... 38
Coin-cell battery................................................................................................................................................................ 39
Removing the coin-cell battery................................................................................................................................39
Contents
Contents 3