Here's the Nokia E5 solution for not working QWERTY, numeric and navigation keypad keys problem.
Just refer to the given solution for it shows the connection line tracks of each certain keypad keys of Nokia E5. This solution also includes the two keypad filter IC jumper remedy.
The two keypad filter IC of Nokia E5 is located or mounted near the battery connector terminal. If only one or two keypad keys doesn't work, You may first clean the keypad layout circuit including the keypad membrane. You may then try to check or replace the said keypad filter IC if there are many keys stop responding or working.
Just refer to the given solution for it shows the connection line tracks of each certain keypad keys of Nokia E5. This solution also includes the two keypad filter IC jumper remedy.
Nokia E5 Keypad Jumper Ways
The two keypad filter IC of Nokia E5 is located or mounted near the battery connector terminal. If only one or two keypad keys doesn't work, You may first clean the keypad layout circuit including the keypad membrane. You may then try to check or replace the said keypad filter IC if there are many keys stop responding or working.
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