Introduction
Internal Prerequisite.
Tools
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Use the tip of a spudger or your fingernail to flip up the retaining flap on the trackpad ribbon cable ZIF socket.
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Pull the trackpad ribbon cable straight out of its socket toward the front edge of the Air.
 
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Use the flat end of a spudger to pry the right speaker cable connector up and out of its socket on the logic board.
 
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Gently push the tip of a spudger under the black plastic flap stuck to the display data cable lock to make the lock pop upward and away from the socket.
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While holding the lock away from the socket, use the tip of a spudger and your fingers to gently remove the display data cable from its socket by sliding it toward the corner of the Air.
 
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Use the flat end of a spudger to pry both antenna cable connectors up and off their sockets on the AirPort/Bluetooth card.
 
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Remove the inner two 4.9 mm T8 Torx screws securing the antenna cable retainer and left clutch hinge to the upper case.
 
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Push the antenna cable retainer away slightly and remove the 3 mm T5 Torx screw securing the end of the heat sink to the upper case.
 
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Carefully remove the logic board assembly from the upper case, minding any cables that may get caught.
 
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To reassemble your device, follow these instructions in reverse order.