MiPad briked

I've tried updating the superuser, its says: "An update is ready, want update?" i click yes, then MiPad Restart and never start again, the screen is black, power button no effects, pls help!!
I have 4.10.17 version intalled

PS: screen sometimes lights and appear "mi recovery 2.xxx" and the "batery icon" then screen goes off

EDIT: computer dont detect Mipad decive, i have try MiFlash sofware (windows 8.1)