Just googling what this is set me down a bit of a rabbit hole.
Looks like I also should make sure that the sound board itself has proper grounding. Check to make sure all the screws are intact and then also make sure all the mounting points are clean with no corrosion.
This is also the...
My TAF has minor "buzzing" in the speakers. There is also a pinsound kit hooked up.
Do I need to replace some components on the sound PCB?
I am assuming this is a common thing, but if not..I can upload a video of the sound.