the keyboard's controller with all the cables plugged in showing unused pin headers on one side
https://digipres.club/system/media_attachments/files/114/251/922/884/733/602/original/cb429c7df2f5d8fb.jpg
Hey wait a gosh dang minute what is going on in here
The two holes are buttons and it looks as if two of the traces from the RJ-45 go into a transformer! There's also an unused header.
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