Phone wont turn on no matter what!

Felgrand

Prominent
Jul 22, 2017
1
0
510
Hello, so my phone died out for no reason at all, i was asleep and phone was working super well its a new HTC U11 EYES eyes (been only using it 3 months never had an issue with) then suddently when i was asleep i heared a buzz and then the phone refused to turn on, i tried everything possible, the hard factory reset, the force restart reset, plugging basttery in for hours the phone gives 0 responds, i have access to its back, i tried to replug the battery by removing still nothing, is there anything i can try doing from its back? i need help pls thanks (also HTC wont rapair my model when i contcted them i live in turkey)