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Prereq to remove the logic board.
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            Use the flat end of a spudger to pry both antenna connectors up from their sockets on the AirPort/Bluetooth card, and move them out of the way. 
 
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            Remove the following five screws securing the battery to the upper case: 
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            Two 5.2 mm T5 Torx screws 
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            One 6 mm T5 Torx screw 
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            Two 2.6 mm T5 Torx screws 
 
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            Lift the battery from its edge nearest the logic board and remove it from the upper case. 
 
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            Disconnect the I/O board by pulling the power cable away from its socket on the logic board. 
 
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            Use the tip of a spudger to de-route the antenna cables from their notches in 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, gently pull the display data cable out of its socket. 
 
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            Use the tip of a spudger to pry under the speaker cable connector, lifting it straight up from its socket. 
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            De-route the cable from its notch in the logic board. 
 
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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 tip of a spudger to flip up the retaining flap on the keyboard backlight ribbon cable ZIF socket. 
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            Pull the keyboard backlight ribbon cable out of its socket. 
 
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            Remove the single 2.9 mm T5 Torx screw securing the AirPort/Bluetooth card to the logic board. 
 
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            Slightly lift the free end of the AirPort/Bluetooth board and pull it out of its socket on the logic board. 
 
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            Remove the three 3.6 mm T5 Torx screws securing the logic board to the upper case. 
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            In some models these are 3.1 mm T5 Torx screws. 
 
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            Gently lift the logic board assembly from the heat sink end and pull it away from the port side of the case to remove it from the Air. 
 
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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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