nokia x3-00 network lost after few hours
 

hello, i have nokia x3, after few hours lost network, but when i turn of the phone and turn on agane, it work. after 4-5 hour it lost agane network...i flashed, write pm file but same result, what is the problem?

first deep clean d pcb then check , if same replace rf crystal (B7501 / marked in picture)
if still same reball rf ic (N7501 / marked in picture) then check .

finally u need to replaece PA with new one if still aries network issue .

post result