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소개

This guide will show you how to replace the Mid Wall on from your laptop.

  1. MacBook Unibody Model A1278 Mid Wall Replacement, Access Door: 1 단계, 이미지 1/1
    • With the case closed, place the Unibody top-side down on a flat surface.

    • Depress the grooved side of the access door release latch enough to grab the free end. Lift the release latch until it is vertical.

  2. MacBook Unibody Model A1278 Mid Wall Replacement: 2 단계, 이미지 1/1
    • The access door should now be raised enough to lift it up and out of the Unibody.

  3. MacBook Unibody Model A1278 Mid Wall Replacement, Battery: 3 단계, 이미지 1/1
    • Be sure the access door release latch is vertical before proceeding.

    • Grab the white plastic tab and pull the battery up and out of the Unibody.

  4. MacBook Unibody Model A1278 Mid Wall Replacement, Lower Case: 4 단계, 이미지 1/1
    • Remove the following eight screws securing the lower case to the chassis:

    • One 3 mm Phillips screw.

    • Three 13.5 mm Phillips screws.

    • Four 3.5 mm Phillips screws.

  5. MacBook Unibody Model A1278 Mid Wall Replacement: 5 단계, 이미지 1/1
    • Using both hands, lift and remove the lower case off the upper case.

  6. MacBook Unibody Model A1278 Mid Wall Replacement, Mid Wall: 6 단계, 이미지 1/1
    • Remove the four 10.3 mm Phillips screws securing the mid wall to the upper case.

  7. MacBook Unibody Model A1278 Mid Wall Replacement: 7 단계, 이미지 1/1
    • Lift the mid wall out of the upper case.

결론

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

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