Antminer S9 hash board troubleshooting for PIC circuit

The PIC16F1704 chip is used to store the working information of the hash board, and the output voltage of the DC circuit can be controlled on the S9 hash board. Therefore, when the PIC chip fails, it will cause insufficient power supply to the hash board. Generally, faults caused by PIC chip can be resolved by reprogramming or replacing it with the same type of chip.

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