Question intel DX79SI motherboard unknown pins

Oct 21, 2021
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I've an old DX79si motherboard that seems to have some extra pins, I can't find them listed in the specifications
anyone know what they might be for?


  1. three pins
  2. six pins (two rows)
here's a photo of 1


and 2

this one says J307 right next to it
 

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