Aslaam alykum mre pas galaxy s4 l9505 hai is me kch issues hain aik tu sensors aur front came sahi aur regular kam nhi krte aur dosra memory card error aata hai chlta nhi aur phone off kr change lagata hn tu charge krta hai mujhe lugta 100% mother board ka hi issue hai kia mother board repaired ho jai ga sahi tor pr kon c ic ya kon se point issue ho sakta hai please expert guide me????