Mac mini (M1, 2020) Logic Board

Before You Begin

Remove the following parts before you begin:

Tools

  • Adjustable torque driver (0.3–1.2 Nm)

  • Nylon probe (black stick)

  • Torx T10 bit

Important

If you replace this part, it’s recommended to run Repair Assistant in order to finish the repair. Repair Assistant will be available on the device after you’ve completed all reassembly steps.

Removal

  1. Use the flat end of the black stick to flip up the locking lever on the status indicator light flex cable connector (1). Then slide the end of the flex cable out of the connector (2).

  2. Use ESD-safe tweezers to peel the polyester film off the power supply cable connector and the end of the power supply cable (1). Save the polyester film for reassembly. Then pinch the sides of the end of the power supply cable to pull it out of the connector (2).

    • Important: Replacement polyester film is included with a replacement logic board and a replacement power supply.

  3. Insert the Torx T10 bit into the 0.3–1.2 Nm adjustable torque driver. Set the torque value to 1.2 Nm.

  4. Use the adjustable torque driver and Torx T10 bit to remove the two T10 screws (923-02802) from the logic board.

  5. Push the heat sink to slide the logic board out of the housing as shown.

Reassembly

  1. Partially slide the logic board into the housing as shown. Ensure that the status indicator light flex cable (1) and the power supply cable (2) aren’t trapped under the logic board.

  2. Push the I/O wall to fully insert the logic board into the housing. Ensure that the I/O wall clips engage with the housing and that the I/O wall is flush with the housing.

  3. Insert the Torx T10 bit into the 0.3–1.2 Nm adjustable torque driver. Set the torque value to 1.2 Nm.

  4. Use the adjustable torque driver and Torx T10 bit to reinstall the two T10 screws (923-02802) into the logic board.

  5. Slide the end of the power supply cable into the connector.

  6. Position the polyester film over the power supply cable connector and the end of the power supply cable. Press along the length of the polyester film to adhere it.

    • Important: If replacement polyester film was provided with a replacement part, discard the existing polyester film and install the replacement polyester film.

  7. Slide the end of the status indicator light flex cable into the connector (1). Then flip down the locking lever (2).

Reinstall the following parts to complete reassembly:

Important

Depending on the part replaced, Repair Assistant may be available on the device to finish the repair. Learn how to initiate Repair Assistant. 

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