A00710

CB communication error

Siemens · SINAMICS G120 Variable Speed Drive

What does A00710 mean?

Communication has been lost with the Communication Board (CB) within the drive. This indicates a potential hardware fault with the CB or its connection, preventing proper data exchange and potentially disrupting external communication protocols, leading to a loss of control or monitoring capabilities.

Additional Steps

Steps 1–2 are listed in Priority Fix.

  1. 3

    If the issue persists, the CB may need to be replaced after thorough inspection.

Source: Siemens SINAMICS G120 Variable Speed Drive
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