Mitsubishi MELSEC Q Series - When RUN LED Keeps Flashing

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18.2 Troubleshooting
18.2.4 When RUN LED keeps flashing
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TROUBLESHOOTING
* 1 Specify the correct script file and user program with special care. Specifying incorrect script file
and/or user program may result in instable operation (error status, communication failure, illegal
error code return, etc.) of the C Controller module.
18.2.4 When RUN LED keeps flashing
When the RUN LED of the C Controller module keeps flashing, it means the script file
(command) remains in execution.
Perform the following:
• Correct the script file and user program. ( Section 10.2.8)
• Disable the script file execution. ( Section 18.2.13)
Specify the correct script file and user program with special care. Specification of incorrect
script file and/or user program may result in instable operation (error status,
communication failure, illegal error code return, etc.) of the C Controller module.