Nokia C2-01 Keypad Problem with Filter IC Jumper Ways Solution

Nokia C2 -01 Keyboard Filter problem IC Jumper ways Solution This is the solution Nokia C2 for not working keypads problem. This solution has the ways of the line connecting the keyboard matrix C2 -01 including EMI filter IC jumper ways . This can help facilitate the resolution of a fault on the phone keypad .  Just refer to the solution below and analyze how they are each connected keyboard keys . This solution can also help spread the keyboard EMI filter IC . Repair the malfunctioning keyboard Tips Nokia C2: A . Clean the keyboard matrix , including a membrane keyboard . Two . Chart the path of the line connecting a certain keys do not work. Three . Check / replace keypads IC EMI filter or you can bypass it by applying a jumper in the open test point or spots as shown in the image above. It will work well .