sorry again if I take advantage of your help, but I don't have much experience, the problem is this ... I'm only receiving all black images, I specify that I use a qfh and with other soft I receive beautiful images.How can I correct? thanks again for your Help.
sorry again if I take advantage of your help, but I don't have much experience, the problem is this ... I'm only receiving all black images, I specify that I use a qfh and with other soft I receive beautiful images.How can I correct? thanks again for your Help.
![Cattura3](https://user-images.githubusercontent.com/9518512/106260409-ad3f1480-6220-11eb-90ec-f9a220d807de.PNG)