Error handling: Motor power OFF.
Error reset: Not possible.
Content: An abnormality was detected in the IPM 20V power output section of the power supply unit control board (1VH) while gate power output was OFF.
Main causes:
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The power supply unit control board is faulty.
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The power supply unit power board is faulty.
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There is a problem with the 20V system inside the power supply unit.
Countermeasures:
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Replace the power supply unit control board.
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Replace the power supply unit.