3220 *,0,# clr, key not work
 

hi
in 3220 *,0,# & clear key not work
keypad ic's corner slightly brocken
there r col4 connetion ,means col4 not connected with upp
can i repair without change keypad ic ,,,,
any jumper soution with i/p to o/p ic conne.
i shown only i/p tips
i dont know o/p
any help
thnx