The SoC’s for the BBB and Amlogic boards do not have this FPGA element, and And Hence the firmware by alone is noticeably varied for these control board variants. To guarantee a clean substitution procedure, use an anti-static wrist strap, take care of factors cautiously, be certain all connections are https://antminer-controll-boards97294.ampblogs.com/antminer-s9-control-board-schematics-no-further-a-mystery-74131467