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Use this guide to replace the power supply in your Mac mini 2014.

This guide was made with a Fusion Drive Mac mini, and may have more connectors and components than your model. Don't be alarmed if you're missing a hard drive or SSD connector!

  1. Mac mini Late 2014 Power Supply Replacement, Bottom Cover: adım 1, 1 resimden 1.
    • The bottom cover is clipped onto three screw posts.

    • Pry near, but not right on the screw posts.

  2. Mac mini Late 2014 Power Supply Replacement: adım 2, 3 resimden 1. Mac mini Late 2014 Power Supply Replacement: adım 2, 3 resimden 2. Mac mini Late 2014 Power Supply Replacement: adım 2, 3 resimden 3.
    • Use the plastic opening tool to pry the bottom cover up off of the Mac mini.

  3. Mac mini Late 2014 Power Supply Replacement: adım 3, 2 resimden 1. Mac mini Late 2014 Power Supply Replacement: adım 3, 2 resimden 2.
    • Lift and remove the bottom cover.

  4. Mac mini Late 2014 Power Supply Replacement, Antenna Plate: adım 4, 1 resimden 1.
    • Remove the following TR6 screws from the antenna plate:

    • Three 4.1 mm screws

    • Three 1.9 mm screws

  5. Mac mini Late 2014 Power Supply Replacement: adım 5, 2 resimden 1. Mac mini Late 2014 Power Supply Replacement: adım 5, 2 resimden 2.
    • Do not completely remove the antenna plate; it is still connected to the Mac mini by an antenna cable.

    • With the I/O ports facing you, flip the antenna plate to the right to allow access to the antenna cable connector.

  6. Mac mini Late 2014 Power Supply Replacement: adım 6, 1 resimden 1.
    • Remove the single 3.4 mm T6 screw and washer from the antenna cable.

    • Be careful not to lose the washer when removing the screw.

  7. Mac mini Late 2014 Power Supply Replacement: adım 7, 2 resimden 1. Mac mini Late 2014 Power Supply Replacement: adım 7, 2 resimden 2.
    • Use the point of a spudger to lift the antenna connector straight up off its socket on the airport card.

  8. Mac mini Late 2014 Power Supply Replacement: adım 8, 2 resimden 1. Mac mini Late 2014 Power Supply Replacement: adım 8, 2 resimden 2.
    • Carefully pull the antenna cable out from the gap between the power supply and case.

  9. Mac mini Late 2014 Power Supply Replacement: adım 9, 1 resimden 1.
    • Remove the antenna plate from the Mac mini.

  10. Mac mini Late 2014 Power Supply Replacement, Fan Assembly: adım 10, 1 resimden 1.
    • Remove the two 12 mm T6 screws from the fan.

    • Loosen the 27 mm T6 captive screw–it will get removed with the fan assembly.

  11. Mac mini Late 2014 Power Supply Replacement: adım 11, 3 resimden 1. Mac mini Late 2014 Power Supply Replacement: adım 11, 3 resimden 2. Mac mini Late 2014 Power Supply Replacement: adım 11, 3 resimden 3.
    • The fan connector is trapped under the edge of the fan and cannot be disconnected until the fan is moved.

    • Do not attempt to remove the fan entirely.

    • Lift the fan straight up to free the captive screw from its hole in the logic board.

    • Pull the fan away from the SSD until you can easily access the fan connector.

  12. Mac mini Late 2014 Power Supply Replacement: adım 12, 2 resimden 1. Mac mini Late 2014 Power Supply Replacement: adım 12, 2 resimden 2.
    • Use the point of a spudger to lift the fan connector straight up out of its socket on the logic board.

  13. Mac mini Late 2014 Power Supply Replacement: adım 13, 1 resimden 1.
    • Remove the fan from the Mac mini.

  14. Mac mini Late 2014 Power Supply Replacement, Logic Board Assembly: adım 14, 1 resimden 1.
    • Remove the 2.6 mm T6 screw securing the SATA cable connector bracket.

  15. Mac mini Late 2014 Power Supply Replacement: adım 15, 2 resimden 1. Mac mini Late 2014 Power Supply Replacement: adım 15, 2 resimden 2.
    • Remove the SATA cable connector bracket.

  16. Mac mini Late 2014 Power Supply Replacement: adım 16, 2 resimden 1. Mac mini Late 2014 Power Supply Replacement: adım 16, 2 resimden 2.
    • Use the flat end of a spudger to lift the SATA cable connector up off of its socket on the logic board.

  17. Mac mini Late 2014 Power Supply Replacement: adım 17, 2 resimden 1. Mac mini Late 2014 Power Supply Replacement: adım 17, 2 resimden 2.
    • Use the tip of a spudger to disconnect the IR sensor cable connector by prying it straight up from its socket.

  18. Mac mini Late 2014 Power Supply Replacement: adım 18, 1 resimden 1.
    • The following three steps only apply to Mac minis equipped with a PCIe SSD. Skip the next three steps if your Mac mini only has a hard drive.

    • Remove the two 2.6 mm T6 screws securing the PCIe SSD cable bracket.

  19. Mac mini Late 2014 Power Supply Replacement: adım 19, 2 resimden 1. Mac mini Late 2014 Power Supply Replacement: adım 19, 2 resimden 2.
    • Remove the PCIe SSD cable bracket.

  20. Mac mini Late 2014 Power Supply Replacement: adım 20, 2 resimden 1. Mac mini Late 2014 Power Supply Replacement: adım 20, 2 resimden 2.
    • Lift the PCIe SSD connector up off its socket.

  21. Mac mini Late 2014 Power Supply Replacement: adım 21, 1 resimden 1.
    • Remove the single 16 mm T6 screw securing the logic board.

    • To remove the logic board, the two cylindrical rods of the Mac mini Logic Board Removal Tool must be inserted into the holes highlighted in red. Inserting instruments into any logic board holes other than the ones highlighted in red may destroy the logic board.

    • Insert the Mac mini Logic Board Removal Tool into the two holes highlighted in red. Be sure the rods make contact with the case under the logic board before proceeding.

  22. Mac mini Late 2014 Power Supply Replacement: adım 23, 3 resimden 1. Mac mini Late 2014 Power Supply Replacement: adım 23, 3 resimden 2. Mac mini Late 2014 Power Supply Replacement: adım 23, 3 resimden 3.
    • Carefully pull the tool toward the I/O board. The logic board and I/O board assembly should slightly slide out of the outer case.

    • Cease prying when the removal tool makes contact with the opening in the rear case.

    • Remove the Mac mini Logic Board Removal tool.

  23. Mac mini Late 2014 Power Supply Replacement: adım 24, 2 resimden 1. Mac mini Late 2014 Power Supply Replacement: adım 24, 2 resimden 2.
    • Pull the DC-In cable connector straight out of its socket on the logic board.

  24. Mac mini Late 2014 Power Supply Replacement: adım 25, 2 resimden 1. Mac mini Late 2014 Power Supply Replacement: adım 25, 2 resimden 2.
    • Carefully slide the logic board assembly out of the Mac mini, minding any cables that may get caught.

  25. Mac mini Late 2014 Power Supply Replacement, Power Supply: adım 26, 3 resimden 1. Mac mini Late 2014 Power Supply Replacement, Power Supply: adım 26, 3 resimden 2. Mac mini Late 2014 Power Supply Replacement, Power Supply: adım 26, 3 resimden 3.
    • The AC-in socket is secured with a small metal retaining clip.

    • Use tweezers or your fingers to pull the clip away from the AC-in socket, and remove it from the Mac mini.

    • When replacing the clip, push it in until it stops—it should be secure even if there is no audible click.

  26. Mac mini Late 2014 Power Supply Replacement: adım 27, 3 resimden 1. Mac mini Late 2014 Power Supply Replacement: adım 27, 3 resimden 2. Mac mini Late 2014 Power Supply Replacement: adım 27, 3 resimden 3.
    • To free the power supply from the case, grab the AC-In connector, which acts like a latch.

    • Rotate the AC-In connector 90 degrees counter-clockwise.

  27. Mac mini Late 2014 Power Supply Replacement: adım 28, 1 resimden 1.
    • The AC-In latch should fit into the groove above it in the case.

    • During reassembly ensure the power supply is inserted far enough into the case that the latch will engage with the groove.

  28. Mac mini Late 2014 Power Supply Replacement: adım 29, 1 resimden 1.
    • Remove the 8 mm T6 screw securing the power supply.

  29. Mac mini Late 2014 Power Supply Replacement: adım 30, 2 resimden 1. Mac mini Late 2014 Power Supply Replacement: adım 30, 2 resimden 2.
    • Slide the power supply out of the mini, minding any cables that may get caught.

Sonuç

To reassemble your device, follow these instructions in reverse order.

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