Installing MacBook Unibody Model A1278 Bluetooth Board

Replace the Bluetooth Board in your MacBook Unibody Model A1278.

This guide will help you replace the Bluetooth Board

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Add Note Edit Step 1 — Access Door  ¶ 

  • 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.

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Add Note Edit Step 2  ¶ 

  • The access door should now be raised enough to lift it up and out of the Unibody.

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Add Note Edit Step 3 — Battery  ¶ 

  • 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.

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Add Note Edit Step 4 — Lower Case  ¶ 

  • 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.

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Add Note Edit Step 5  ¶ 

  • Using both hands, lift and remove the lower case off the upper case.

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Add Note Edit Step 6 — Display Assembly  ¶ 

  • Disconnect the camera cable by pulling the male end straight away from its socket.

  • Make sure to pull the connector straight away and not straight up from its socket.

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Add Note Edit Step 7  ¶ 

  • De-route the camera data cable from the channel in the optical drive.

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Add Note Edit Step 8  ¶ 

  • Remove the following screws securing the camera data cable and right speaker to the upper case:

    • One 9.9 mm partially threaded Phillips screw

    • One 9.6 mm threaded Phillips screw

    • One 4 mm Phillips screw

  • Slide the camera cable bracket out from under the subwoofer and remove it from the computer.

  • The iSight cable has an eyelet through which passes the left-most screw in these pictures.

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