What does Option Card Fault (CN5-A) mean on YASKAWA SI-EP3?
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Steven FreemanSep 12, 2025
If your YASKAWA Controller reports an Option Card Fault (CN5-A), it means the option connected to option port CN5-A was changed during run. To fix this, de-energize the drive and plug the option into the drive according to the Installation Procedure.
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guerrerolucasSep 14, 2025
What causes Option Fault (CN5-C) on YASKAWA Controller?
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kelleyjustinSep 15, 2025
If your YASKAWA Controller displays an Option Fault (CN5-C), the option card installed into port CN5-C might be incompatible with the drive. Connect the option to the correct option port. AI-A3, DI-A3, and communication options are not supported by option port CN5-C.
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Richard RuizSep 16, 2025
What does Option Fault (CN5-B) mean on YASKAWA SI-EP3?
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Thomas LopezSep 17, 2025
If your YASKAWA Controller shows an Option Fault (CN5-B), it means an option of the same type is already installed in option port CN5-A, CN5-B, or CN5-C. To solve this, connect the option to the correct option port.