Thanks Bob for your answer.
I already cleaned the boards and sensors carefully.
The contacts are very clean. I did it very carefully under a magnifying lens. Also, I changed the sensor with an other one but the issue is still there. So on my opinion, the problem is the PCB itself.
Joachim
I already cleaned the boards and sensors carefully.
The contacts are very clean. I did it very carefully under a magnifying lens. Also, I changed the sensor with an other one but the issue is still there. So on my opinion, the problem is the PCB itself.
Joachim