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Introdução

Internal Prerequisite.

  1. Use the tip of a spudger to pull the right speaker/subwoofer cable out from under the retaining finger molded into the upper case. Pull the right speaker/subwoofer cable upward to lift the connector out of its socket on the logic board.
    • Use the tip of a spudger to pull the right speaker/subwoofer cable out from under the retaining finger molded into the upper case.

    • Pull the right speaker/subwoofer cable upward to lift the connector out of its socket on the logic board.

  2. Disconnect the camera cable from the logic board.
    • Disconnect the camera cable from the logic board.

    • Pull the cable parallel to the face of the logic board. Pulling the cable upward may damage the logic board or the cable itself.

  3. Disconnect the following four cables: AirPort/Bluetooth cable
    • Disconnect the following four cables:

    • AirPort/Bluetooth cable

    • Optical drive cable

    • Hard drive cable

    • Trackpad cable

    • To disconnect the cables, use the flat end of a spudger to pry their connectors up from the sockets on the logic board.

  4. Use your fingernail to flip up the retaining flap on the keyboard ribbon cable ZIF socket. Be sure you are prying up on the hinged retaining flap, not the socket itself. Use the tip of a spudger to pull the keyboard ribbon cable out of its socket.
    • Use your fingernail to flip up the retaining flap on the keyboard ribbon cable ZIF socket.

    • Be sure you are prying up on the hinged retaining flap, not the socket itself.

    • Use the tip of a spudger to pull the keyboard ribbon cable out of its socket.

  5. If present, remove the small strip of black tape covering the keyboard backlight cable socket.
    • If present, remove the small strip of black tape covering the keyboard backlight cable socket.

  6. Use the tip of a spudger or your fingernail to flip up the retaining flap on the keyboard backlight ribbon cable ZIF socket. Be sure you are prying up on the hinged retaining flap, not the socket itself. Pull the keyboard backlight ribbon cable out of its socket.
    • Use the tip of a spudger or your fingernail to flip up the retaining flap on the keyboard backlight ribbon cable ZIF socket.

    • Be sure you are prying up on the hinged retaining flap, not the socket itself.

    • Pull the keyboard backlight ribbon cable out of its socket.

  7. Use the flat end of a spudger to pry the sleep sensor/battery indicator connector up from its socket on the logic board.
    • Use the flat end of a spudger to pry the sleep sensor/battery indicator connector up from its socket on the logic board.

  8. Grab the plastic pull tab secured to the display data cable lock and rotate it toward the DC-In side of the computer. Pull the display data cable straight out of its socket on the logic board. Do not lift up on the display data cable, as its socket is very fragile. Pull the cable parallel to the face of the logic board.
    • Grab the plastic pull tab secured to the display data cable lock and rotate it toward the DC-In side of the computer.

    • Pull the display data cable straight out of its socket on the logic board.

    • Do not lift up on the display data cable, as its socket is very fragile. Pull the cable parallel to the face of the logic board.

  9. Remove the following nine screws:
    • Remove the following nine screws:

    • Five 3.6 mm T6 Torx screws

    • Two 4.3 mm T6 Torx screws

    • Two 7.2 mm T6 Torx screws

    • In some models the screws may be slightly shorter as follows:

    • Five 3.0 mm T6 screws

    • Two 3.6 mm T6 screws

    • Two 6.7 mm T6 screws

  10. Remove the following two screws: One 8.6 mm Phillips screw
    • Remove the following two screws:

    • One 8.6 mm Phillips screw

    • One 5.5 mm Phillips screw

    • Remove the display data cable retainer from the upper case.

  11. Use the tip of a spudger to gently peel the microphone off the adhesive securing it to the upper case.
    • Use the tip of a spudger to gently peel the microphone off the adhesive securing it to the upper case.

  12. Minding the many connectors near its edges, lift the logic board from the end nearest the optical drive.
    • Minding the many connectors near its edges, lift the logic board from the end nearest the optical drive.

    • Without flexing the board, maneuver it out of the upper case, minding the flexible connection to the DC-In board that may get caught in the upper case.

    • Remove the logic board.

Conclusão

To reassemble your device, follow these instructions in reverse order.

Uma outra pessoa concluiu este guia.

If I have a MacBook Pro 13’’ A1278 Mid 2012 with i5 2.5GHz logic board, am I able to put a 2.3 GHz i5 A1278 early 2011 macbook pro logic board onto the Mid 2012 macbook pro?

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