Dell Latitude 5401 - Default Chapter; Table of Contents

1 Working on your computer............................................................................................................ 6
Safety instructions.................................................................................................................................................................6
Before working inside your computer........................................................................................................................... 6
Safety precautions...........................................................................................................................................................7
Electrostatic discharge—ESD protection.................................................................................................................... 7
ESD field service kit ........................................................................................................................................................8
Transporting sensitive components.............................................................................................................................. 8
After working inside your computer.............................................................................................................................. 9
2 Technology and components........................................................................................................10
DDR4......................................................................................................................................................................................10
USB features......................................................................................................................................................................... 11
USB Type-C..........................................................................................................................................................................13
HDMI 1.4................................................................................................................................................................................ 14
USB features........................................................................................................................................................................ 15
Power button LED behavior............................................................................................................................................... 16
3 Disassembly and reassembly........................................................................................................ 19
Base cover............................................................................................................................................................................ 19
Removing the base cover..............................................................................................................................................19
Installing the base cover............................................................................................................................................... 20
Battery.................................................................................................................................................................................. 22
Lithium-ion battery precautions...................................................................................................................................22
Removing the battery................................................................................................................................................... 23
Installing the battery......................................................................................................................................................24
WLAN card...........................................................................................................................................................................24
Removing the WLAN card............................................................................................................................................24
Installing the WLAN card.............................................................................................................................................. 25
WWAN card......................................................................................................................................................................... 26
Removing the WWAN card.......................................................................................................................................... 26
Installing the WWAN card.............................................................................................................................................27
Memory modules................................................................................................................................................................. 28
Removing the memory module.................................................................................................................................... 28
Installing the memory module...................................................................................................................................... 29
Solid state drive................................................................................................................................................................... 30
Removing the M.2 2280 SATA SSD........................................................................................................................... 30
Installing the SATA M.2 2280 SSD.............................................................................................................................. 31
Coin-cell battery.................................................................................................................................................................. 32
Removing the coin-cell battery....................................................................................................................................32
Installing the coin-cell battery...................................................................................................................................... 33
Inner frame........................................................................................................................................................................... 33
Removing the inner frame............................................................................................................................................ 33
Installing the inner frame.............................................................................................................................................. 35
Heatsink assembly-discrete............................................................................................................................................... 36
Contents
Contents 3