Dell Latitude 7400 User Manual

Chapter 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.......................................................................................................................... 9
After working inside your computer..........................................................................................................................9
Chapter 2: Technology and components.......................................................................................10
USB features.......................................................................................................................................................................10
USB Type-C.........................................................................................................................................................................12
HDMI 1.4a.............................................................................................................................................................................13
Chapter 3: Major components of your system.............................................................................. 15
Chapter 4: Removing and installing components.......................................................................... 17
Base cover........................................................................................................................................................................... 17
Removing the base cover...........................................................................................................................................17
Installing the base cover............................................................................................................................................ 20
Battery................................................................................................................................................................................. 22
Lithium-ion battery precautions...............................................................................................................................22
Removing the battery.................................................................................................................................................22
Installing the battery...................................................................................................................................................23
Coin cell............................................................................................................................................................................... 24
Removing the coin cell............................................................................................................................................... 24
Installing the coin cell................................................................................................................................................. 26
Memory................................................................................................................................................................................28
Removing the memory............................................................................................................................................... 28
Installing the memory................................................................................................................................................. 28
Solid state drive.................................................................................................................................................................29
Removing the solid state drive.................................................................................................................................29
Installing the solid state drive....................................................................................................................................31
WLAN card..........................................................................................................................................................................32
Removing the WLAN card.........................................................................................................................................32
Installing the WLAN card........................................................................................................................................... 33
WWAN card........................................................................................................................................................................ 34
Removing the WWAN card....................................................................................................................................... 34
Installing the WWAN card......................................................................................................................................... 35
Heatsink...............................................................................................................................................................................36
Removing the heatsink fan assembly..................................................................................................................... 36
Installing the heatsink assembly...............................................................................................................................37
Power adapter port...........................................................................................................................................................39
Removing the power adapter port.......................................................................................................................... 39
Contents
Contents 3

Dell Latitude 7400 Specifications

General

Processor	8th Generation Intel Core i5/i7
Graphics	Intel UHD Graphics 620
Operating System	Windows 10 Pro
Display	14.0-inch FHD (1920 x 1080)
RAM	Up to 16GB DDR4
Storage	Up to 1TB PCIe NVMe SSD
Weight	1.36 kg (3.0lbs)
Ports	HDMI 1.4, microSD card reader
Wireless	Bluetooth 5.0
Webcam	720p HD camera with dual array microphones