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FX3UC Series Programmable Controllers
User’s Manual - Hardware Edition
12 Test Operation, Adjustment, Maintenance and Troubleshooting
12.6 Judgment by Error Codes and Representation of Error Codes
12.6.2 Operation and check by GX Developer
1 Connect the personal computer and the PLC.
2 Execute the PLC diagnosis.
Click [Diagnostics] → [PLC diagnostics] on the tool menu, and the diagnosis of PLC will start.
3 Check the results of diagnosis.
Display the following window to check the errors.
The LED status
of FX PCL is
displayed.
Example: one error occurs
The error in PLC
is displayed.
Open the help window of GX
Developer to check the error details.
Example: No error
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