38.2822

Internal Fault: USB port overflow

Danfoss · VLT HVAC-FC 102 Frequency Converter

What does 38.2822 mean?

The internal USB communication buffer has overflowed, indicating that data is being received faster than the drive can process it. This leads to data loss and unreliable USB communication, affecting diagnostics or parameter transfers.

Additional Steps

Steps 1–2 are listed in Priority Fix.

  1. 3

    Temporarily disconnect and reconnect the USB device.

Source: Danfoss VLT HVAC-FC 102 Frequency Converter
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