Dell Latitude E7440 disassembly and RAM, HDD upgrade options

In this guide, I’ll explain how to disassemble the Dell Latitude E7440 to remove and replace the SSD, keyboard, palm rest, wireless card, RAM, heat sink and cooling fan, speaker, and motherboard. Refer to this guide. You can upgrade, repair, and clean your Latitude E7440.

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Unlock and remove the battery.

The Dell Latitude E7440 features a 7.4v, 45wh Li-polymer battery, Dell P/N: F38HT.

The battery was removed.

The back of the battery

Remove the strip decoration.

Unlock and remove the service cover.

When the cover is removed, you can get access to the RAM, wireless card, CMOS battery, hard drive, heat sink, and cooling fan.

Remove four screws securing the hard drive assembly and disconnect the cable from the motherboard. You can remove the hard drive assembly.

Dell Latitude E7440 comes with a Seagate 500GB hard drive.

Remove the RAM. Dell Latitude E7440 has two memory slots, so you can upgrade the memory simply.

Micron 4GB DDR3L-1600MHz memory

Disconnect two antennas and remove one screw; you can remove the wireless card.

The laptop comes with a DW1506 wireless card, Dell P/N: OMNRG4.

Remove four screws securing the heat sink and two screws securing the cooling fan.
Disconnect one cable from the motherboard. The heat sink can be removed.

Here’s the heat sink and cooling fan module.

Dell Latitude E7440 heat sink and cooling fan

Turn over your laptop.

Remove the keyboard frame.
Remove all screws securing the keyboard.

Lift up the keyboard and disconnect the keyboard cable and backlit cable.

Remove all screws securing the palm rest, pry up the palm rest and remove it.

On the back of the keyboard, you can access the touchpad module.

The palm rest

Motherboard

For more guides, check out the Dell Latitude E7440 device page.