Strongu Stu U6 Control Board Replacement Strongu miner u6 miner x11 algorithm is used to mine Dash coins, the control board is used to repair and replace the faulty StrongU miner U6. Use the strongu u6 miner main control board, replace the broken old control board, and restore the connection and communications for the power supply and hash board. Reduce maintenance time and cost, increase mining revenue, and extend the life of U6 miners.