Error handling: Motor power OFF.
Error reset: Possible.
Description: A diagnostic pulse abnormality was detected in the brake power output section of the power supply unit control board (1VH).
Main causes:
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The power supply unit control board is faulty.
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A problem with the motor brake power output system from the power supply unit.
Countermeasures:
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Replace the power supply unit control board.
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Check the motor brake power output system from the power supply unit for abnormalities (short circuits, open circuits in wiring, etc.).