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Add Note Edit Step 41  ¶ 

  • Being careful not to damage the socket on the logic board, gently pull the hard drive SATA data cable straight out of its socket on the logic board.

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Add Note Edit Step 42  ¶ 

  • Pull the hard drive power cable connector out of its socket on the logic board.

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Add Note Edit Step 43  ¶ 

  • Remove the logic board from the outer case, minding any cables that may get caught.

  • When reinstalling the logic board, plug in a thunder port cable and a USB cable into the outer USB port before tightening the logic board screws to ensure proper alignment.

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Add Note Edit Step 44 — GPU Assembly  ¶ 

  • Remove the strip of tape securing the GPU thermal sensor cable to the logic board.

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Add Note Edit Step 45  ¶ 

  • Remove the following three screws:

    • One 4.2 mm T10 Torx screw

    • Two 5 mm T8 Torx screws

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Add Note Edit Step 46  ¶ 

  • Grab the GPU thermal sensor cable connector and pull it straight up and out of its socket on the logic board.

  • Do not pull the connector out by its cables.

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Add Note Edit Step 47  ¶ 

  • Lift the GPU heat sink slightly and pull the GPU board out of its socket on the logic board.

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Add Note Edit Step 48 — GPU Card  ¶ 

  • Remove the four 6.5 mm T8 Torx screws securing the GPU heat sink to the GPU.

  • It may be necessary to use a #1 screwdriver to hold the sockets on the GPU heat sink stationary as you loosen the T8 Torx screws.

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