I hope you dont use pid control on heated bed.
In the picture i see the fan is set to on. What pin is allocated to fan in config.h or pins.h for fan, could it be same pin as the heated bed? Or you do have a fan and it actually works properly?
In the picture i see the fan is set to on. What pin is allocated to fan in config.h or pins.h for fan, could it be same pin as the heated bed? Or you do have a fan and it actually works properly?