Antminer S9 hash board report 0 troubleshooting

In this lesson, we will explain in detail the repair method of the Antminer S9 hash board that shows 0 ASIC chips. When the detection result of the hash board is 0 ASIC, it is first necessary to check whether the powering of the hash board is normal. If the powering is normal, check whether the RI signal is abnormal, find out the faulty voltage domain, and replace the short-circuited ASIC chip.

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