c3222 Self Power on and End Call Not Functioning
 

Samsung c3222 end call not functioning.
i tried cleaning the keypad interface but still no luck.
Then i started to trouble shoot and i found out that the
filter ic has a small corrosion, i try to refresh that ic and it work.

Ic location:
http://img6.imageshack.us/img6/7937/c3222.jpg

Tapos:
http://img19.imageshack.us/img19/5681/c3222ok.jpg