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Hanging off each end of the logic board, we find a small, modular USB-C board.
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With that, we can finally extract the fans. These highly-touted blowers measure 43 mm in diameter—a shade less than the 45 mm fan we found in the entry-level MacBook Pro (but hey, you get two of them).
| [* black] Hanging off each end of the logic board, we find a small, modular USB-C board. | |
| [* icon_caution] Now that our beloved MagSafe connector [http://ifixit.org/blog/8527/apple-no-magsafe/|has been retired|new_window=true], a wayward step on the power cord is much more likely to damage your ports—so, it's heartening to see the USB-C hardware can be replaced separately (although you'll have to remove the logic board to get to it). | |
| [* icon_note] While both USB-C modules look identical to our eyes, [http://www.macrumors.com/2016/10/28/macbook-pro-tb3-reduced-pci-express-bandwidth/|Apple notes|new_window=true] that only the left-side ports offer full-bandwidth Thunderbolt 3 performance. | |
| [* black] With that, we can finally extract the fans. These highly-touted blowers measure 43 mm in diameter—a shade less than the [guide|72415|45 mm fan|stepid=144863|new_window=true] we found in the entry-level MacBook Pro (but hey, you get two of them). | |
| + | [* icon_note] Likely Texas Instruments motor controllers are found on the fan flex cables. |
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