Apple over the years have altered how the keyboard and trackpads connect to the logic board. Some series have discrete connections whereas others daisy chain keyboard to trackpad to then logic board. So don’t get to lost on what the others do focus in on how yours works. In your system each connect to the logic board independently via separate cables as you can see in this guide on Steps 27 and 33 [guide|56210]
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Apple over the years have altered how the keyboard and trackpads connect to the logic board. Some series have discrete connections whereas others daisy chain keyboard to trackpad to then logic board.
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So don’t get to lost on what the others do focus in on how yours works. In your system each connect to the logic board independently via separate cables as you can see in this guide on Steps 27 and 33 [guide|56210]
So here it’s likely the cable is not squarely inserted.
Apple over the years have altered how the keyboard and trackpads connect to the logic board. Some series have discrete connections whereas others daisy chain keyboard to trackpad to then logic board. So don’t get to lost on what the others do focus in on how yours works. In your system each connect to the logic board independently via separate cables as you can see in this guide on Steps 27 and 33 [guide|56210]
So here it’s likely the cable is not squarely inserted.