Proge alarm for MITSUBISHI PLC

“PROG.E” LED flashes, it is an error indication.
The light LED flashes when the timer, the constant of the counter, the circuit, the battery voltage, the abnormal noise, the conductive foreign object, and the contents of the program memory are changed. Please check the program again to check whether there is any conductive foreign matter mixed, whether there is a serious noise source, and check the indication value of the battery.