Introduction
If your heat sink is not functioning properly anymore, this guide will show you how to replace your heat sink assembly for the Dell Latitude 5289 2-in-1.
Before beginning this repair, make sure to turn off the laptop, undock it if it is connected to a docking device, unplug all cables from the laptop, open the display and press and hold the power button for a few seconds to ground the system board, remove any installed ExpressCards or Smart cards, and remove the MicroSD from the laptop.
What you need
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Loosen the eight 5 mm captive screws in the base cover using a Phillips #00 screwdriver.
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Gently pry the base cover with an opening tool starting from the hinges at the top edge.
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Lift the cover off of the laptop.
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Disconnect the fan cable from the computer board.
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Remove the six 3.0 screws that secure the fan and heat sink to the board using a Phillips #00 screwdriver.
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Lift the fan and heat sink assembly away from the board.
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To reassemble your device, clean the thermal paste from the heat sink off with isopropyl alcohol (90% or higher) and a lint-free cloth or paper towel, reapply a pea size amount of thermal paste on the center of the heat sink, and follow these instructions in reverse order.
Team
Purdue University Northwest, Team 4-8, Dieterle Fall 2025 Member of Purdue University Northwest, Team 4-8, Dieterle Fall 2025
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