461

Fault in the DSP data memory

Fronius · Symo Advanced Manual

What does 461 mean?

Corruption or failure has occurred within the data memory used by the Digital Signal Processor (DSP). This can lead to incorrect program execution and system instability.

Common Causes

  • Hardware failure of the DSP's data memory
  • Data corruption due to power fluctuations or EMI

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

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

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Verified technical data. Last updated: March 2026

Related Faults

Source: Fronius Symo Advanced Manual