In this guide, I’ll disassemble Lenovo ThinkPad X1 Carbon (3rd Gen) to remove the bottom case, SSD, battery, keyboard, wireless card, heat sink, cooling fan and motherboard. Refer to this guide, you can upgrade, repair ThinkPad X1 Carbon (3rd Gen).
Remove all screws securing the bottom case.
Pry up the case a little bit from the LCD hinge.
Remove the bottom case.
Before you touch any internal components, it’s a good idea to disconnect the battery.
Disconnect battery power connector from the motherboard.
Remove five screws securing the battery.
This Lenovo ThinkPad X1 Carbon (3rd Gen) comes with a 3.29Ah/50Wh Li-polymer battery.
Remove one screw and remove the SSD, the ThinkPad X1 Carbon (3rd Gen) come with a 512GB SATA M.2 SSD, Lenovo par number: 04X4480.
Disconnect two wireless antenna cables.
Remove one screw securing the wireless card.
Remove the wireless card.
Lenovo part number: 00JT466.
Disconnect the LCD cable from the motherboard.
Disconnect all the cables connecting to the motherboard.
Disconnect the JR45 board cable.
Audio output module
Remove all screws securing the motherboard.
Pull out the SIM card tray.
SIM card tray
Lenovo ThinkPad X1 Carbon (3rd Gen) motherboard
Onboard memory chips
Lenovo ThinkPad X1 Carbon (3rd Gen) heat sink/cooling fan assembly