We had 3 like this in one school. 1 Board needed the electronics replaced (on a brand new board), the other 2 we installed power/USB filters on them, but ultimately we left the touch disabled. Touch boards are very "touchy", no pun intended.
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We had 3 like this in one school. 1 Board needed the electronics replaced (on a brand new board), the other 2 we installed power/USB filters on them, but ultimately we left the touch disabled. Touch boards are very "touchy", no pun intended.