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This guide will cover the steps needed to repair a faulty Wi-Fi card for the Dell Inspiron 14-5447 laptop. Make sure that prior to starting this guide, the device is not plugged into any power source and it is turned off.
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Flip the laptop upside down to access the battery.
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Remove the two black 5.70mm Phillips#0 screws on the case's back.
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Insert a plastic opening tool into the small slit, centered between the removed screws, and pry open the back cover
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Remove the two 5.70mm Phillips #0 screws that secure the battery in place on its left side .
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Use the black, plastic flap on the left side to pull the battery out.
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Slowly lift the flap up and the battery should slide out.
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crwdns2935267:0crwdne2935267:0Tweezers$4.99
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Locate the Wifi card on the top left of the laptop.
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Use the tweezers to release the black and white cables.
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Remove one silver 2.9mm Phillips #1 screw which secures the WiFi card.
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Use tweezers to push the white part of the Wi-Fi card up towards the top of the device to remove.
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Remove the card with the tweezers.
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.