Antminer D7 control board is actually a spare section for repairing ASIC D7 miner, it really is utilized to repair and switch a defective control board that is not performing and working correctly. Simply address the downtime due to the control panel and restore the traditional Procedure on the miner. https://antminercontrollboardsfor85183.blogunok.com/37644513/the-single-best-strategy-to-use-for-antminer-s9-control-board