What does it mean when my 984 or Low End Unity Quantum PLC's RUN light is blinking?



The LED Error Codes table shows the number of times the Run LED blinks for each type of error and the crash codes possible for that group (all codes are in hex). The following table shows the blinking run LED error codes.
This list is applicable for
984: 140CPU11302, 140CPU11303, 140CPU21304, 140CPU42402, 140CPU43412, 140CPU43412A, 140CPU53414, 140CPU53414A.
LE Unity: 140CPU31110, 140CPU43412A/U, 140CPU53414A/U, 140CPU53414B/U