Mac Studio (2023) Combination Input/Output Board

Before You Begin

Remove the following parts before you begin:

Tools

  • Adjustable torque driver (10–34 Ncm)

  • HDMI cable

  • Nylon probe (black stick)

  • Torque driver (orange, 0.85 kgf cm)

  • Torx Plus 3IP half-moon bit

  • Torx Plus 4IP bit

  • Torx T6 70 mm bit

  • Torx Plus 8IP bit

Removal

  1. Use the orange torque driver and Torx Plus 3IP bit to remove the two 3IP screws (923-09162) from the combination input/output (I/O) board connector cowling.

  2. Remove the combination I/O board connector cowling and save it for reassembly.

  3. Use the black stick to lift the ends of the USB-A and HDMI flex cables off the connectors.

  4. Use the flat end of the black stick to flip up the locking lever on the power button flex cable.

  5. Slide the end of the power button flex cable out of the connector.

  6. Gently peel the power button flex cable off the side of the combination I/O board.

  7. Use the adjustable torque driver and Torx Plus 8IP bit to remove the 8IP speaker standoff screw (923-08939) from the logic board.

    • Note: This standoff screw supports the speaker.

  8. Stand the computer on its back with the front ports facing up.

  9. Use the adjustable torque driver and Torx Plus 4IP bit to remove the two 4IP screws (923-09165) from the combination I/O board.

  10. Use the adjustable torque driver and Torx T6 70 mm bit to remove the two T6 screws (923-08937) from the combination I/O board and power cord port.

  11. Lift the combination I/O board out of the housing.

    • Note: The USB-A and HDMI flex cables are still attached to the combination I/O board.

  12. If you're removing the combination I/O board as part of another procedure, skip to reassembly step 5. If you're replacing the combination I/O board, continue to step 13.

  13. Position the combination I/O board on an ESD-safe surface with the ports facing up as shown.

  14. Use the orange torque driver and Torx Plus 3IP bit to remove the two 3IP screws (923-09162) from the second combination I/O board connector cowling on the combination I/O board. Remove the cowling and save it for reassembly.

  15. Use the black stick to lift the ends of the USB-A and HDMI flex cables off their connectors. Save the flex cables for reassembly.

Reassembly

  1. If you're installing a replacement combination I/O board, position it flat on an ESD-safe surface with the ports facing up as shown.

  2. Press the ends of the USB-A and HDMI flex cables to their connectors.

  3. Position the second combination I/O board connector cowling over the connectors.

  4. Use the orange torque driver and Torx Plus 3IP bit to reinstall the two 3IP screws (923-09162) into the combination I/O board connector cowling.

  5. Stand the computer on its back with the front ports facing up.

  6. Position the combination I/O board in the housing.

  7. Use the adjustable torque driver and Torx T6 70 mm bit to partially reinstall two T6 screws (923-08937) into the combination I/O board.

    • Note: The screws pass through screw holes in the combination I/O board and power cord port and thread into the housing.

  8. Use the adjustable torque driver and Torx Plus 4IP bit to partially reinstall two 4IP screws (923-09165) into the combination I/O board.

    • Note: The screws pass through screw holes in the combination I/O board and thread into the housing.

  9. Position the computer so the rear ports face you.

  10. Plug the HDMI cable into the HDMI port to ensure combination I/O board alignment. Adjust the alignment of the combination I/O board until the HDMI cable is easy to insert and remove.

  11. Set the torque value of the adjustable torque driver to 10 Ncm. Then use the adjustable torque driver and Torx Plus 4IP bit to fully reinstall the two 4IP screws into the combination I/O board (1).

  12. Set the torque value of the adjustable torque driver to 20.5 Ncm. Then use the adjustable torque driver and Torx T6 70 mm bit to fully reinstall the two 6IP screws into the combination I/O board (2).

  13. Rotate the computer so that the front ports are facing you.

  14. Set the torque value of the adjustable torque driver to 16 Ncm. Then use the adjustable torque driver and Torx Plus 8IP bit to reinstall one 8IP speaker standoff screw (923-08939) into the logic board.

  15. Slide the end of the power button flex cable into the connector (1). Then flip down the locking lever (2).

  16. Press the power button flex cable to the side of the combination I/O board.

  17. Press the ends of the combination I/O board flex cables to their connectors.

  18. Position the combination I/O board connector cowling over the ends of the USB-A and HDMI flex cables. Then use the orange torque driver and Torx Plus 3IP bit to reinstall the two 3IP screws (923-09162) into the cowling.

Reinstall the following parts to complete reassembly:

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