What is the significance of removing the TRAY plate from the conveyor belt before attempting to troubleshoot error code 291 in the first machine code of KM-ASSYH1-06? What is the error message specifically describing?
One possible solution for this error is to physically remove the TRAY plate from the conveyor belt before the PLC2-M7130 can be accessed. This should prevent any interference or damage to the belt caused by the plate's