Chosen Solution
It goes intonsleep mode and when I try and wake it up the tablet wakes up but the screen does not. But if I push the power button over and over It will start working again but repeats every sleep mode
I fixed it. It was the power button. Somewhere in that assembly was botched so swapped it out and poof. Screen works
This may be a Hardware issue either with the flex cable of your display or the display connector with the motherboard. The same thing happened to my Samsung Galaxy a20 after a fall. My bet is that if you change your display it will fix the proble
