Introduction

Use this guide to replace the AirPort antenna array in your Mac Pro.

Slide the lock switch to the right, to the unlocked position. Slide the lock switch to the right, to the unlocked position.
  • Slide the lock switch to the right, to the unlocked position.

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Lift the outer case straight up off the Mac Pro. It may help to push down on the center of the fan while lifting the case up. It may help to push down on the center of the fan while lifting the case up.
  • Lift the outer case straight up off the Mac Pro.

  • It may help to push down on the center of the fan while lifting the case up.

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Remove five 5.1 mm T10 Torx screws from around the outer perimeter of the fan assembly. Remove five 5.1 mm T10 Torx screws from around the outer perimeter of the fan assembly. Remove five 5.1 mm T10 Torx screws from around the outer perimeter of the fan assembly.
  • Remove five 5.1 mm T10 Torx screws from around the outer perimeter of the fan assembly.

You don't have to remove the fan assy to get to the wifi board & card. It can be done with the fan assy still attached.

Fat Mango - Reply

The fan assembly is attached to the rest of the computer by two cables on the IO board side. Tilt the assembly up away from the IO board.
  • The fan assembly is attached to the rest of the computer by two cables on the IO board side.

  • Tilt the assembly up away from the IO board.

  • Do not try to remove the fan assembly yet, as it is still attached by two cables.

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While supporting the fan assembly with one hand, loosen the two T7 captive screws in the fan cable bracket.
  • While supporting the fan assembly with one hand, loosen the two T7 captive screws in the fan cable bracket.

  • These screws are captive in the Mac Pro. Do not try to remove these screws from your Mac Pro.

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Use a pair of tweezers to pull the fan cable bracket away from the fan assembly.
  • Use a pair of tweezers to pull the fan cable bracket away from the fan assembly.

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Use the flat end of a spudger to disconnect the fan assembly ribbon cable from the IO board. Use the flat end of a spudger to disconnect the fan assembly ribbon cable from the IO board.
  • Use the flat end of a spudger to disconnect the fan assembly ribbon cable from the IO board.

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Disconnect the fan assembly antenna cable from the IO board.
  • Disconnect the fan assembly antenna cable from the IO board.

  • Remove the fan assembly from the Mac Pro.

You don't have to remove the fan assy to do the steps below. They can be done with the fan assy still attached.

Fat Mango - Reply

Use the flat end of a spudger to pry the fan assembly lid up off the fan assembly. Remove the fan assembly lid. Remove the fan assembly lid.
  • Use the flat end of a spudger to pry the fan assembly lid up off the fan assembly.

  • Remove the fan assembly lid.

There is a thin circle of double sided adhesive that must be loosened in order to remove the plastic cover.

somethingorother - Reply

Remove the three 3.7 mm T4 screws securing the metal cover to the AirPort board bay.
  • Remove the three 3.7 mm T4 screws securing the metal cover to the AirPort board bay.

I had better luck using a T5 driver.

somethingorother - Reply

Same here. Mine were T5, not T4.

Carsten Clark - Reply

Lift and remove the metal cover from the AirPort board bay.
  • Lift and remove the metal cover from the AirPort board bay.

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Use the tip of a spudger to flip the ZIF retaining tab on the fan assembly ribbon cable connector. Remove the fan assembly ribbon cable from its ZIF socket. Remove the fan assembly ribbon cable from its ZIF socket.
  • Use the tip of a spudger to flip the ZIF retaining tab on the fan assembly ribbon cable connector.

  • Remove the fan assembly ribbon cable from its ZIF socket.

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Use the tip of a spudger to flip the ZIF retaining tab on the fan ribbon cable. Disconnect the fan ribbon cable. Disconnect the fan ribbon cable.
  • Use the tip of a spudger to flip the ZIF retaining tab on the fan ribbon cable.

  • Disconnect the fan ribbon cable.

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Remove the three 3.7 mm T4 screws securing the antenna array to the fan assembly.
  • Remove the three 3.7 mm T4 screws securing the antenna array to the fan assembly.

Again, mine were T5 rather than T4. (Unless there's an off-by-one error in my Torx set ;-)

Carsten Clark - Reply

Remove the AirPort antenna array.
  • Remove the AirPort antenna array.

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Conclusion

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

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Andrew Optimus Goldberg

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