Replace the Apple I/O card in your Mac Pro (2019)

Learn how to remove and replace the Apple I/O card in your Mac Pro.

If you need to order a replacement Apple I/O card, contact Apple.

Check required tools

  • Phillips #1 screwdriver

Remove the housing

  1. Shut down your Mac Pro.
  2. Wait approximately 5-10 minutes for the computer to cool down.
  3. Unplug all cables except the power cord from your Mac Pro.
  4. Touch the metal housing on the outside of the Mac Pro to discharge any static electricity, then unplug the power cord.
    Always discharge static before you touch parts or install components inside your Mac Pro. To avoid generating static, don’t move around the room until you finish installing the Apple I/O card and slide the housing back onto the computer.
  5. Flip the top latch up, then twist left to unlock the housing.
  6. Lift the housing straight up and off of the computer. Carefully set it aside.
    Mac Pro won't turn on when its cover is removed.

Remove and install the Apple I/O card

  1. Unscrew the two Phillips #1 screws on the upper-right clamp plate, then remove the plate.
    The screws are captive and stay attached to the clamp plate.
  2. Slide the PCI retention latch right to unlock it.
  3. Hold the edges of the Apple I/O card and pull it straight out of Slot 8.
  4. Insert the new Apple I/O card into Slot 8. Push firmly and evenly until the card is fully seated.
  5. Slide the PCI retention latch left to lock it.
  6. Place the upper-right clamp plate back over Slots 5-8 and fully tighten two Phillips #1 screws.

Reinstall the housing

  1. Carefully lower the housing over the Mac Pro, being careful not to touch any of the circuit boards.
  2. After the housing is fully seated, twist the top latch right and flip it down to lock it.
  3. Connect the power cord, display, and any other peripherals.

Learn more

If you received a replacement part from Apple, follow the steps to send your original part back to Apple.

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