Fronius Symo Hybrid Inverter Code 461 — DSP data memory error

What does 461 mean?

An error has occurred in the data memory associated with the Digital Signal Processor (DSP) within the inverter. This prevents the inverter from feeding energy into the grid.

• Corrupted DSP memory data
• Faulty DSP memory module
• Software malfunction affecting DSP memory

Click steps to track your progress.

1. 1

   Perform a full AC and DC power cycle of the inverter: Disconnect both AC and DC power, wait 5 minutes, then reconnect.

2. 2

   Observe the inverter to see if the error clears and energy feeding resumes.

3. 3

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