Defect when processing F-IO

What does C01712 mean?

This alarm indicates a defect occurring during the processing of Fail-safe I/O (F-IO). This suggests a problem with the safety-related input/output circuitry or its configuration, potentially compromising safety functions if not addressed.

Additional Steps

Steps 1–2 are listed in Priority Fix.

1. 3

   Perform an acceptance test for the safety functions.