Dell Latitude 3120 - Default Chapter; Table of Contents

Chapter 1: Working inside 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
After working inside your computer..........................................................................................................................9
Chapter 2: Removing and installing components.......................................................................... 10
Recommended tools..........................................................................................................................................................10
Screw List............................................................................................................................................................................ 10
Major components of your system................................................................................................................................ 12
Palmrest and Keyboard assembly.................................................................................................................................. 13
Removing the palmrest and keyboard.....................................................................................................................13
Installing the palmrest and keyboard.......................................................................................................................15
Solid-state drive................................................................................................................................................................. 17
Removing the solid-state drive................................................................................................................................. 17
Installing the solid-state drive................................................................................................................................... 18
Speakers...............................................................................................................................................................................19
Removing the speakers.............................................................................................................................................. 19
Installing the speaker..................................................................................................................................................20
Coin-cell battery.................................................................................................................................................................21
Removing the coin-cell battery.................................................................................................................................21
Installing the coin-cell battery.................................................................................................................................. 22
Audio board.........................................................................................................................................................................23
Removing the audio board.........................................................................................................................................23
Installing the audio board...........................................................................................................................................24
Battery................................................................................................................................................................................. 25
Lithium-ion battery precautions...............................................................................................................................25
Removing the 3-cell battery..................................................................................................................................... 25
Installing the 3-cell battery....................................................................................................................................... 26
Removing the 4-cell battery..................................................................................................................................... 27
Installing the 4-cell battery....................................................................................................................................... 28
Display assembly................................................................................................................................................................29
Removing the display assembly............................................................................................................................... 29
Installing the display assembly.................................................................................................................................. 31
Power-adapter port.......................................................................................................................................................... 33
Removing the power-adapter port..........................................................................................................................33
Installing the power-adapter port............................................................................................................................34
World-facing camera........................................................................................................................................................ 35
Removing the world-facing camera........................................................................................................................35
Installing the world-facing camera.......................................................................................................................... 36
Heatsink assembly.............................................................................................................................................................37
Removing the heatsink assembly.............................................................................................................................37
Contents
Contents 3