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MacBook Air 13" Mid 2012 I/O Board Replacement

はじめに

Use this guide to replace your Air's I/O board which houses the MagSafe DC-in port, a USB socket, and the headphone jack.

必要な工具と部品

  1. MacBook Air 13" Mid 2012 I/O Board Replacement, Lower Case: 手順 1、 1の画像 1
    この手順で使用する道具：
    P5 Pentalobe Screwdriver Retina MacBook Pro and Air
    $5.99
    購入する

    • Before proceeding, power down your MacBook. Close the display and lay it on a soft surface, top-side down.

    • Use a P5 Pentalobe driver to remove ten screws securing the lower case, of the following lengths:

    • Two 9 mm screws

    • Eight 2.6 mm screws

    編集

  2. MacBook Air 13" Mid 2012 I/O Board Replacement: 手順 2、 1の画像 1

    • Wedge your fingers between the display and the lower case and pull upward to pop the lower case off the Air.

    • Remove the lower case and set it aside.

    編集

  3. MacBook Air 13" Mid 2012 I/O Board Replacement, Battery Connector: 手順 3、 2の画像 1 MacBook Air 13" Mid 2012 I/O Board Replacement, Battery Connector: 手順 3、 2の画像 2

    • As a precaution against accidental discharge or shock, disconnect the battery connector from the logic board.

    • Grab the clear plastic pull tab attached to the battery connector and pull it toward the front edge of the Air to disconnect the battery from the logic board.

    • Be sure to pull the connector horizontally toward the battery, and not straight up from the Air, or you may damage the socket on the logic board.

    編集

  4. MacBook Air 13" Mid 2012 I/O Board Replacement, I/O Board Cable: 手順 4、 1の画像 1

    • Use the flat end of a spudger to pry the I/O board cable connector upward out of its socket on the I/O board.

    編集

  5. MacBook Air 13" Mid 2012 I/O Board Replacement: 手順 5、 1の画像 1

    • Carefully peel the I/O board cable from the top of the fan.

    編集

  6. MacBook Air 13" Mid 2012 I/O Board Replacement: 手順 6、 2の画像 1 MacBook Air 13" Mid 2012 I/O Board Replacement: 手順 6、 2の画像 2

    • The following connector has an especially deep socket. Use care when disconnecting it.

    • While gently pulling the I/O board cable upward near its connection to the logic board, use the tip of a spudger to pry upward on alternating sides of the connector to help "walk" it out of its socket.

    • Remove the I/O board cable.

    編集

  8. MacBook Air 13" Mid 2012 I/O Board Replacement, Fan: 手順 7、 1の画像 1

    • Use the tip of a spudger to carefully flip up the retaining flap on the fan cable ZIF socket.

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

    編集

  9. MacBook Air 13" Mid 2012 I/O Board Replacement: 手順 8、 1の画像 1

    • Peel the rubber gasket off the adhesive on the top of the fan.

    編集

  10. MacBook Air 13" Mid 2012 I/O Board Replacement: 手順 9、 1の画像 1

    • Remove the following three screws securing the fan to the upper case:

    • One 3.6 mm T5 Torx screw

    • One 2.7 mm T5 Torx screw

    • One 3.6 mm T5 Torx screw with a short head

    編集

  11. MacBook Air 13" Mid 2012 I/O Board Replacement: 手順 10、 1の画像 1

    • Lift the fan out of the upper case and carefully pull the fan ribbon cable out of its socket as you remove it from the Air.

    編集

  12. MacBook Air 13" Mid 2012 I/O Board Replacement, I/O Board: 手順 11、 1の画像 1

    • Disconnect the I/O board by pulling the power cable away from its socket on the logic board.

    • Pull the cable parallel to the face of the logic board toward the right edge of the Air.

    編集

  13. MacBook Air 13" Mid 2012 I/O Board Replacement: 手順 12、 1の画像 1

    • Pull the camera cable parallel to the face of the I/O board toward the hinge of the Air to disconnect it from its socket, using the tip of a spudger to help push the connector out of its socket.

    • Do not lift upward on this cable as you disconnect it, as its socket may break off the logic board.

    編集

  14. MacBook Air 13" Mid 2012 I/O Board Replacement: 手順 13、 1の画像 1

    • Use the flat end of a spudger to pry the left speaker cable connector up and out of its socket on the I/O board.

    • Pry up from beneath the wires.

    編集

  15. MacBook Air 13" Mid 2012 I/O Board Replacement: 手順 14、 2の画像 1 MacBook Air 13" Mid 2012 I/O Board Replacement: 手順 14、 2の画像 2

    • Use the tip of a spudger to flip up the retaining flap securing the microphone ribbon cable to the I/O board.

    • Use the tip of a spudger to remove the volume button ribbon cable from its ZIF connector on the I/O board.

    編集

  16. MacBook Air 13" Mid 2012 I/O Board Replacement: 手順 15、 1の画像 1

    • Remove the single 4.0 mm T5 Torx screw securing the I/O board to the upper case.

    編集

  17. MacBook Air 13" Mid 2012 I/O Board Replacement: 手順 16、 1の画像 1

    • Carefully lift the I/O board from its edge nearest the logic board and remove it from the upper case.

    編集
終わりに

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

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4 件のコメント

Where can I buy the 2012 I/O board?

Andrew - 返信

I bought a used I/O board on ebay for $30. Replacing the i/o board solved my problem with the "fan stack" heat sensor which had been unreadable and causing the computer to run very slowly and the fan to run full speed. It was listed like this:

2012 13" MacBook Air MagSafe II DC audio I/O Power Board A1466

fornext - 返信

HELP NEEDED PLEASE !

While removing the Board I torn apart the pièce at the end of the cable (linked to side) on the l'est of the lasr image. What is it and Howard Can I remplace it ?

Sasha Baba - 返信

The is a connection that is near the middle outside of the board (near the wifi card) and it looks similar to the I/O connection. Would anyone be able to identify what that connection is and what it is for. I have a 2012 MBA and I wondered if it is a PCIe connection that is unused???

Andy - 返信

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