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Dell Inspiron 15-3521 Motherboard Replacement

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Removing Underside Screws

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Before flipping the laptop right-side up, remove screws holding the back plate to the laptop frame

Remove the backplate screws using a phillips head PH0 screwdriver (11).

Remove the screws located underneath the battery and access panel using the same phillips head PH0 screwdriver (3).

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