keypad 4,7,*,c nokia 3310 failure

i have nokia 3310 and keypad 4,7,*, and c not fuctional again...please people help me,,,!!
if nokia 8210 i knw this solution but for nokia 3310 i don't know.
nufast..mber 4 (in circle or out circle ? jumper to....)
-------------------------------------------------------
-------------------------------------------------------
-------------------------------------------------------
--------------------------------------------------------


please people give me solution...if you give soluiton for me you are the best man in the world... i hope you reply me fast

i am waiting ffor you...?

sorry my english is not god

hi
first check the line between the keypad with r414 & r415
if not ok then make ajumper
if connected then chang them
please send result
wesam

THANX'S FOR YOU WESSAM FOR YOUER REPPLY...I MUST TRY NOW..THANX'S MY FRIEND...!

sounds like water damage to me .... suggest u take the pcb out and pour methylated spirits on it then leave to dry ....... this usually clears it !