Antminer S17+ hash board has a total of 65 BM1397 chips, which are divided 13 voltage domains, each domain has 5 chips, and each group of domains gets a 1.5V domain supply. when the powering is normal, there will be signal transmission. If the S17+ hash board single-board test reports 0, we need to check whether the powering unit and the signals of the ASIC chip are abnormal. The S17+ hash board repair tutorial course begins. . .
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