Functional incompatibility (one or more PC boards in the inverter are not compatible with each other, e.g. after a PC board has been replaced)

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Internal PC boards within the inverter are found to be incompatible, typically after a component replacement. This prevents the inverter from feeding energy into the grid, requiring a firmware update for synchronization.

• Installation of an incorrect or incompatible replacement PC board
• Firmware version mismatch between different PC boards

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

1. 1

   Update inverter firmware to the latest version.

2. 2

   If this status code is displayed all the time, notify a Fronius-trained service engineer.