iMac (24-inch, 2024, Two ports) USB-C Board

Before You Begin

Remove the following parts before you begin:

Tools

  • Adjustable torque driver (10–34 Ncm)

  • ESD-safe tweezers

  • Nylon probe (black stick)

  • Support wedge kit

  • Torx Plus 3IP 25 mm bit

Refer to a full list of tools required for all repairs.

Removal

  1. Position the housing with the logic board facing up.

  2. Use the 10–34 Ncm adjustable torque driver and 3IP bit to remove the four 3IP screws (923-11035) from the USB-C board.

  3. Use the flat end of the black stick to flip up the USB-C boards to access the USB-C board connector cowling.

    • Caution: Ensure that the USB-C boards don’t touch the adapter board.

  4. Release the speaker cable from the clip in the USB-C board connector cowling.

  5. Use the 10–34 Ncm adjustable torque driver and 3IP bit to remove the two 3IP screws (923-11031) from the USB-C board connector cowling. Remove the cowling and save it for reassembly.

  6. Use the flat end of the black stick to lift the end of the USB-C board flex cable off the connector on the adapter board. Remove the USB-C board from the housing.

    • Caution: Support the USB-C board while disconnecting the flex cable, so that it doesn't fall onto the adapter board.

Reassembly

  1. Position the USB-C board over the connector. Then press the end of the USB-C board flex cable to the connector on the adapter board.

    • Caution: Ensure that the USB-C board doesn’t touch the adapter board.

  2. Position the USB-C board connector cowling over the connector.

  3. Set the torque value on the 10–34 Ncm adjustable torque driver to 11.5 Ncm. Use the adjustable torque driver and 3IP bit to reinstall the two 3IP screws (923-11031) into the cowling.

  4. Use the flat end of the black stick to insert the speaker cable into the clip in the USB-C board connector cowling.

  5. Set the torque value on the 10–34 Ncm adjustable torque driver to 10 Ncm. Use the adjustable torque driver and 3IP bit to reinstall the four 3IP screws (923-11035) into the USB-C board.

Reinstall the following parts to complete reassembly:

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