start ka sa power button and volume keys tanggalin connection kung mag-ook
pag gumana palit power switch/volume keys
pag hinde...try mo saksak sa original charger kung mag continue?
pag - nagcontinue battery fuse problem
solution replace battery or bypass fuse
pag-hinde need i reprogram ung firmware
pag di parin gumana advance repair na like finding short components in board, cpu-reball