Lenovo ThinkPad T440 Disassembly

In this guide, I will explain how to disassemble the Lenovo ThinkPad T440 to remove the battery, RAM, hard drive, SSD, wireless card, heat sink, cooling fan, and motherboard.

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Unlock and remove the battery.
Remove the eight screws securing the bottom case.

Use a pry bar to lift the bottom cover. There are some clips on the bottom cover; you need to release all the clips to remove the bottom cover.

The Lenovo ThinkPad T440 bottom case is made of glass fiber (PA-GF50FR).

Under the bottom case, you can access the battery, RAM, SSD, wireless card, speakers, heat sink, and cooling fan.
Remove the three securing the battery and disconnect the power cable from the motherboard.

The Lenovo ThinkPad T440 comes with a 24Wh Li-ion battery.

After removing the battery, you can see the roll cage underneath it, which is a signature feature of ThinkPad.

LCD hinge

The laptop only has one memory slot. It supports up to 8GB DDR3-1600MHz RAM.

The laptop comes with a 2.5-inch 1TB hard drive.

Remove the SSD and wireless card

SanDisk 16GB SSD and wireless card

mSATA slot and a PCI-E slot

Trunking

The screen cable is secured with metal clips to prevent loosening.

Remove the six screws securing the heat sink and disconnect the cooling fan cable. Remove the heat sink and cooling fan.

The heat sink and cooling fan

The ThinkPad T440 features an NVIDIA GeForce GT720M graphics card.

The Intel Core i7-4500U processor is integrated with an HD Graphics 4400 card. It is soldered directly onto the motherboard, so the processor in this laptop cannot be upgraded.

All internal components of the Lenovo ThinkPad T440 are mounted on a roll cage, which is the secret to its strong shock resistance.