Lenovo IdeaPad S340-15IWL Heat Sink Replacement
What you need
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Power off the laptop and place it face-down on a non-scratching surface.
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Using a Torx T5 screwdriver head, remove all ten 6 mm screws holding the back panel in place.
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Remove the two 3 mm screws connecting the fan to the casing using a Phillips #0 screwdriver.
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Carefully unwind the black cable that runs between the top of the battery and the bottom of the fan from the grooves along the side of the fan.
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In order to do so, you will need to pull up the metallic tape that holds the cable in place using either your fingers or a plastic prying tool to lift up the edge.
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Remove the three 3 mm screws that secure the black heat sink near the top of the computer using a Phillips #0 screwdriver.
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Lift the heat sink vertically to remove it from the laptop.
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.
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