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iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement

Solo Prerequisita
Questa guida è destinata a essere usata solo come prerequisito per altre guide. Da sola è incompleta.

Introduzione

Prerequisite-only guide for removing the logic board assembly from a iMac Intel 21.5" EMC 3068.

Cosa ti serve

  1. iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement, Logic Board Assembly: passo 1, immagine 1 di 2 iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement, Logic Board Assembly: passo 1, immagine 2 di 2

    • Gently pull the left speaker cable straight out of its socket on the logic board.

    Traduci

  2. iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 2, immagine 1 di 1

    • De-route the left speaker cable by pulling it straight up out of the retaining clip in the back of the rear enclosure.

    Traduci

  3. iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 3, immagine 1 di 2 iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 3, immagine 2 di 2

    • Similarly to the previous step, de-route the SATA and power cables by pulling the braid straight up out of the retaining clip.

    Traduci

  4. iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 4, immagine 1 di 2 iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 4, immagine 2 di 2

    • Peel up the piece of tape connecting the left speaker connector to the SATA power and data cables.

    Traduci

  5. iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 5, immagine 1 di 3 iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 5, immagine 2 di 3 iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 5, immagine 3 di 3

    • Flip up the metal retaining bracket on the FaceTime camera cable connector.

    • Pull the FaceTime camera cable straight out of its socket on the logic board.

    • This is a delicate connector that can be easily damaged.

    Traduci

  7. iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 6, immagine 1 di 1

    • Remove the two 4.0 mm T5 Torx screws securing the four antenna connectors to the AirPort/Bluetooth card.

    Traduci

  8. iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 7, immagine 1 di 3 iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 7, immagine 2 di 3 iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 7, immagine 3 di 3

    • Disconnect all four antenna connectors by prying them straight up from their sockets on the AirPort/Bluetooth card.

    Traduci

  9. iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 8, immagine 1 di 2 iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 8, immagine 2 di 2

    • Gently pull the right speaker cable connector parallel to the logic board, straight out of its socket on the logic board.

    Traduci

  10. iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 9, immagine 1 di 3 iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 9, immagine 2 di 3 iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 9, immagine 3 di 3

    • Use the flat edge of a spudger to pry the headphone jack cable connector from its socket on the logic board.

    • Push the cable slightly to the right.

    Traduci

  11. iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 10, immagine 1 di 1

    • Peel off the tape covering the exhaust duct.

    Traduci

  12. iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 11, immagine 1 di 1

    • Remove the following T8 Torx screws securing the exhaust duct to the rear enclosure:

    • Two 6.2 mm screws

    • Two 4.7 mm screws

    Traduci

  13. iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 12, immagine 1 di 3 iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 12, immagine 2 di 3 iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 12, immagine 3 di 3

    • Use the tip of a spudger to flip open the retaining flap on the microphone ribbon cable ZIF socket.

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

    • Gently pull the microphone ribbon cable straight out of its socket.

    Traduci

  14. iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 13, immagine 1 di 1

    • Remove the four 7.3 mm T8 Torx screws securing the logic board to the rear enclosure.

    Traduci

  15. iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 14, immagine 1 di 3 iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 14, immagine 2 di 3 iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 14, immagine 3 di 3

    • Tilt the top of the logic board away from the rear enclosure.

    • When removing and installing the logic board, take care not to damage the delicate microphone ribbon cable at the bottom left.

    • Lift the logic board straight up and out of the iMac.

    • Be careful not to snag the board on any of the rear enclosure's screw posts.

    Traduci

  16. iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 15, immagine 1 di 2 iMac Intel 21.5" EMC 3068 Logic Board Assembly Replacement: passo 15, immagine 2 di 2

    • When reassembling your iMac, be sure to align the exterior I/O ports correctly. The logic board can sit crooked even when secured with all its screws.

    • Use a USB flash drive and/or ethernet cable to ensure the logic board is aligned correctly while you screw it in.

    Traduci
Conclusione

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

Autore

con 1 altro collaboratore

Adam O'Camb

Membro da: 04/11/15

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