Whatsminer M31 hash board repair course

The input voltage of the Whatsminer M31 hash board is 13V, which is transmitted from the positive pole of voltage domain 43 to the negative pole of voltage domain 1 in turn, and then output from the negative pole. The core power supply of the ASIC chip of the M31 hash board is composed of domain voltage 0.35V, LDO 1.8V and 0.9V power supply. This video will explain in detail the powering principle and signal transmission of the M31 hash boards basic content.

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