galaxy s5 sim problem phone freezes
 

hi guys

couple of days ago a customre brought me his samsung galaxy s5 phone touch was freezing badly i tried to flash the phone and reset it didnt work so i diassembled the phone and i cleaned it in ultrasonic cleaner touch went smooth after but when ever we enter simd card in it it freezez again i tried to heat that part still same

and i couldnt do anything else cause i dont have service manual for that phone

have any of you faced such a problem ?? and if you have g900f service manua or shematics can you share with me ??

thank you for reading :):confused: