Introduction
The wifi card is located under the trackpad of the laptop. Before starting the guide, make sure the laptop's charger is not plugged in.
Warning: This guide causes warranty of laptop to be voided.
Tools
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Start by placing the laptop upside-down on a flat surface.
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Find the two clips on the back portion of the laptop.
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Using your finger, push the clip labeled with a "1" on the laptop from the lock position to unlock position.
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Using your finger, push and hold the pin indicated by a "2" on the laptop from the lock to unlock position.
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While holding this pin in the unlock position, use your other hand to pull the battery horizontally away from the laptop.
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Face the laptop so the 4 silver "clips" along the middle of the battery cartridge are in front of you.
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Using the wide opening tool, unhook each clip from its original position by pulling the clip towards you.
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Repeat for all four of the clips.
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Turn the laptop right side up and lift the lid.
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Insert the flat end of the spudger into the small gap between the top of the keyboard and the plastic of the laptop.
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Using the spudger as leverage, lift the keyboard up from the rest of the laptop.
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Run the spudger across the seam until the entire top edge is exposed. The two sides of the keyboard should also pop up in this process.
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Using the pointed end of the spudger tool, disconnect the ribbon cable that extends from the bottom of the keyboard to the computer by pushing on the connections of the cable.
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Once the ribbon cable is disconnected, the keyboard can be fully removed by lifting it away from the laptop.
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Locate and remove the silver 6.65 mm Phillips #1 screw in the bottom right corner of the opening.
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Remove the ribbon cable that is connected to the circuit board with the pointed end of the spudger.
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Pry up the plastic frame at the top corners.
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Use the wide end of spudger and slide it between the bottom case and the plastic red to release it.
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To reassemble your device, follow these instructions in reverse order.