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This guide's focus is on replacing the Wi-Fi card of a wireless desktop computer. Please follow the directions below to accomplish this result.
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Place the laptop upside down so that the bottom panel is facing upwards.
 
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Unscrew the following 10 screws
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Eight 5 mm Phillips head screws
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Two 10 mm Phillips head screws
 
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Carefully peel the panel off of the bottom of the laptop.
 
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Remove the one 3 mm Phillips head screw holding the Wi-Fi card in place.
 
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Carefully slide the card out of its connection port by pulling it outward.
 
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Remove the black and white antenna cable connector wires by carefully pulling upwards on them.
 
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.