From the reports we found 2015 results report problem QT is Invalid result number 10 in the same PO.We have given the problem and send the machine to check the number of QT 4 also EKF and the machine back successfully.
From 2015, we reported on the problem of the QT reported a 10 Invalid result of a PO in the same way we identify problems and to monitor the QT 4 units of the EKF and the machine returns successfully.