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MacBook Unibody Model A1342 Heat Sink Replacement

MacBook Unibody Model A1342 Heat Sink Replacement

Walter Galan

Walter Galan et 4 autres contributeurs

Dernière mise à jour le March 22, 2024

15 - 30 minutes
Difficile

Introduction

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The heat sink helps keep the processor cool and happy.

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Pièces

Outils

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  1. MacBook Unibody Model A1342 Heat Sink Replacement, Lower Case: étape 1, image 1 de 1

    • Remove the eight 4 mm Phillips screws securing the lower case to the MacBook.

    Traduire

  2. MacBook Unibody Model A1342 Heat Sink Replacement: étape 2, image 1 de 3 MacBook Unibody Model A1342 Heat Sink Replacement: étape 2, image 2 de 3 MacBook Unibody Model A1342 Heat Sink Replacement: étape 2, image 3 de 3

    • The lower case is constructed of rubber-coated aluminum. Do not excessively bend the aluminum during removal, as any permanent deformation will cause tolerance issues after reassembly.

    • Slightly lift the lower case near the vent opening.

    • Continue running your fingers between the lower and upper cases until the upper case pops off its retaining clips.

    • The location of these three clips is shown in the third picture.

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  3. MacBook Unibody Model A1342 Heat Sink Replacement, Battery: étape 3, image 1 de 1

    • For precautionary purposes, we advise that you disconnect the battery connector from the logic board to avoid any electrical discharge. This step is optional and is not required.

    • Use the flat end of a spudger to lift the battery connector up out of its socket on the logic board.

    • It may be easier to use your fingernails to lift up on both sides of the connector.

    Traduire

  4. MacBook Unibody Model A1342 Heat Sink Replacement, Rear Vent: étape 4, image 1 de 1

    • Remove the following screws from the optical drive side of the rear vent:

    • Two 10 mm T8 Torx

    • Two 5.2 mm Phillips

    Traduire

  5. MacBook Unibody Model A1342 Heat Sink Replacement: étape 5, image 1 de 1

    • Remove the following screws from the port side of rear vent:

    • Two 10 mm T8 Torx

    • Two 5.2 mm Phillips

    Traduire

  6. MacBook Unibody Model A1342 Heat Sink Replacement: étape 6, image 1 de 1

    • Carefully lift the rear vent out of the upper case.

    Traduire

  7. MacBook Unibody Model A1342 Heat Sink Replacement, Logic Board: étape 7, image 1 de 1

    • Use the flat end of a spudger to pry the AirPort/Bluetooth ribbon cable up off the logic board.

    Traduire

  8. MacBook Unibody Model A1342 Heat Sink Replacement: étape 8, image 1 de 3 MacBook Unibody Model A1342 Heat Sink Replacement: étape 8, image 2 de 3 MacBook Unibody Model A1342 Heat Sink Replacement: étape 8, image 3 de 3

    • Use a spudger to pry the fan connector straight up and out of its socket on the logic board.

    • It is useful to twist the spudger axially from beneath the fan cable wires to release the connector.

    • The fan socket and the fan connector can be seen in the second and third pictures. Be careful not to break the plastic fan socket off the logic board as you use your spudger to lift the fan connector straight up and out of its socket. The layout of the logic board shown in the second picture may look slightly different than your machine but the fan socket is the same.

    Traduire

  10. MacBook Unibody Model A1342 Heat Sink Replacement: étape 9, image 1 de 2 MacBook Unibody Model A1342 Heat Sink Replacement: étape 9, image 2 de 2

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

    • One 7.1 mm Phillips screw.

    • Two 5 mm Phillips screws.

    • Lift the fan out of the upper case.

    Traduire

  11. MacBook Unibody Model A1342 Heat Sink Replacement: étape 10, image 1 de 1

    • Carefully pry the delicate rear speaker connector up off the logic board. These small L/R speaker connectors are quite easily broken.

    • Use extreme caution; this connector is easily destroyed.

    Traduire

  12. MacBook Unibody Model A1342 Heat Sink Replacement: étape 11, image 1 de 1

    • Use the flat end of a spudger to pry the optical drive connector up off the logic board.

    Traduire

  13. MacBook Unibody Model A1342 Heat Sink Replacement: étape 12, image 1 de 2 MacBook Unibody Model A1342 Heat Sink Replacement: étape 12, image 2 de 2

    • Use a spudger to pry the right speaker connector and sleep LED connector up off the logic board.

    • These connectors are very delicate and easily broken.

    Traduire

  14. MacBook Unibody Model A1342 Heat Sink Replacement: étape 13, image 1 de 1

    • Use the flat end of a spudger to pry the trackpad ribbon cable connector up off the logic board.

    Traduire

  15. MacBook Unibody Model A1342 Heat Sink Replacement: étape 14, image 1 de 2 MacBook Unibody Model A1342 Heat Sink Replacement: étape 14, image 2 de 2

    • Use your fingernail to flip up the locking flap on the ZIF socket for the keyboard ribbon cable.

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

    Traduire

  16. MacBook Unibody Model A1342 Heat Sink Replacement: étape 15, image 1 de 1

    • Use the flat end of a spudger to pry the hard drive cable connector up off the logic board.

    Traduire

  17. MacBook Unibody Model A1342 Heat Sink Replacement: étape 16, image 1 de 2 MacBook Unibody Model A1342 Heat Sink Replacement: étape 16, image 2 de 2

    • Use a spudger to pry the left speaker connector and microphone connector up off the logic board.

    • These connectors are very delicate and easily broken.

    Traduire

  18. MacBook Unibody Model A1342 Heat Sink Replacement: étape 17, image 1 de 2 MacBook Unibody Model A1342 Heat Sink Replacement: étape 17, image 2 de 2

    • Grab the plastic pull tab secured to the display data cable lock and rotate it toward the DC-In side of the computer.

    Traduire

  19. MacBook Unibody Model A1342 Heat Sink Replacement: étape 18, image 1 de 2 MacBook Unibody Model A1342 Heat Sink Replacement: étape 18, image 2 de 2

    • Gently pull the display data cable connector away from its socket on the logic board.

    • Pull the socket parallel to the face of the logic board.

    • The display data cable socket is made of very thin metal and is easily bent. Be sure to pull the connector straight away from its socket.

    Traduire

  20. MacBook Unibody Model A1342 Heat Sink Replacement: étape 19, image 1 de 1

    • Remove the six 4.1 to 4.4 mm T6 Torx screws securing the logic board to the upper case.

    • Remove the two 4.1 to 4.5 mm T6 Torx screws securing the MagSafe board to the upper case.

    • On some models, these screws may be T7. Be careful not to strip away the head with a smaller bit.

    Traduire

  21. MacBook Unibody Model A1342 Heat Sink Replacement: étape 20, image 1 de 3 MacBook Unibody Model A1342 Heat Sink Replacement: étape 20, image 2 de 3 MacBook Unibody Model A1342 Heat Sink Replacement: étape 20, image 3 de 3

    • Lift the side of the logic board opposite the ports out of the upper case.

    • Rotate the logic board away from the upper case until the ports clear the lip molded in the upper case.

    • Pull the logic board and MagSafe board away from the edge of the upper case as one piece.

    • The MagSafe board may get accidentally disconnected during this process. As a precaution, be sure the MagSafe board connector is securely seated in its socket before lowering the logic board back into the upper case.

    • Before lowering the logic board back into the upper case, be sure the left speaker and microphone cables are seated in their channels cut into the upper case (as seen in the third picture).

    Traduire

  22. MacBook Unibody Model A1342 Heat Sink Replacement, Heat Sink: étape 21, image 1 de 1

    • Remove the four 8.3 mm shouldered Phillips screws securing the heat sink to the logic board.

    • Keep track of the springs under each of the screws.

    Traduire

  23. MacBook Unibody Model A1342 Heat Sink Replacement: étape 22, image 1 de 1

    • Lift the heat sink off the logic board.

    • If you need to mount the heat sink back into the laptop, we have a thermal paste guide that makes replacing the thermal compound easy.

    Traduire
Conclusion

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

42 autres ont terminé cette réparation.

7 commentaires

I really need to replace the thermal paste but, man, this is A LOT of screws!!!

João Medina - Réponse

yeah same bro. im going to upgrade the ram, replace the drive with another hard drive, and re paste it.

Jorge Hernandez -

Thanks for the guide guys, much appreciated. When I order the new screen I’ll update this comment if there was anything interesting about my heatsink repasting.

Spaced Invader - Réponse

It works, thank so much guys.

p.mikes - Réponse

Hi this Lynn I'm going to order a fan and a heatsink for a1342 laptop hope some one

Can do a video taking heatsink off and off

And putting it back together again

Thank you and be Blessed

lynn6202388 - Réponse

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