em co con bb 7730 ban phim ko an...em lam chan lai cpu,las,nguon,trung tan rui....nhung sau moi lan lam 1 linh kien thi ban phim an dc chi khoang 5phut rui` llai ko an tiep...cac bac co cach nao` jup em khong?????em rat cam on...uh,em chi toan` danh' mo` thui chu' ko co' so do` j` het neu bac nao co' so do` cho em xin lun nha...thanks