try mo tanggaling ang battery tapos isaksak sa power if gumana so ok connection mo sa power source. pag sinaksak mo battery tapos i open mo ano nangyayari.. need lang muna initial isolation .. pwede rin between battery and power source ang issue, etc
so power adapter is ok, pwerde mo pa gamitin pala..
it may be the battery or dc-in connection na siguro
so maayos pa yun boss?
bago po yung battery ko..