Antminer semi-finished product or service control board This undertaking can be a completely new semi-completed control panel. The key control chip is not installed within the motherboard. The T21 has exactly the same hashboard – just Yet another item detect – because the S21. It truly is an identical chips, https://antminercontrollboardsfor85177.blue-blogs.com/45152813/about-antminer-s21-control-board