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solder balls end up misplaced or bridged — causing shorts or open connections when the chip is resoldered to the hashboard
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Antminer S19J S19jPro BeagleBone Black Control Board m31s Related Water Cooling KitsAntminer S19J S19J Pro BeagleBone Black Control Board This BeagleBone Black (BB) control board is a new replacement for the Antminer S19J and S19J Pro. It is the upper control board that handles hashboard communication, pool connectivity, firmware execution and the miner's web management interface. IO board not included this is the BB processor board only. Default version ships as S19J; custom versions available on request. When to Replace the
