Antminer S9 hash board basics for the 5 signals of ASIC chip

Signal abnormality is also one of the main reasons for the failure of the S9 hash board. Remember, the S9 hash board has a total of 5 signals, namely CLK, RI, CO, BO and RST. When the test result of the test fixture reports 0 and the powering is normal, it is necessary to check whether the voltages of the 5 test points are abnormal. This tutorial video will explain in detail the test points of 5 signals and their troubleshooting ideas.

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