On the right bottom side it has a start/stop button (normally it is illuminated, when I took the picture it was blinking I took at the wrong time ). and the touch area there is not working, maybe if I am able to touch the most right bottom in a maybe 1 square millimeter area it works. also generally if I touch the normal place where the start stop icon is, the weight + and - areas register so there is a touch calibration problem in that area. All icons maybe 60% of the left side register correctly in their respective size. Siemens service recommends replacing the control pcb and screen (nearly...