How to check a fault on a MicroLogix 1400 PLC

✅Press the ECS button to go to the main menu
✅Click the down arrow button in the PLC to go to advanced settings
✅Select the fault code using the down arrow button
✅Check the error code, which is four digits long
✅The first two digits of the error code indicate where the error originated
✅Check the PLC instruction to determine the error code