NOKIA 5230 SEND, MENU, END KEYPAD KEY

Anonymous 23:03

Here's a hardware repair solution for Nokia 5230 not working upper keypad keys such as the SEND,MENU and END keys problems.This solution provides another way on how to fix if the upper keypad keys don't work.

You may refer to the solution  and follow some step by step procedures below, as like the way how we fix the keypad problem on Nokia 5230 nuron. 
 Nokia 5230 Send, Menu, End keys Jumper Solution
Repair hints for Nokia 5230 for not working SEND, MENU and END upper keys:
1. Try to reset, restore or flash update the device firmware to any latest firmware version using your flashing device.
2. Check the pin connector, clean it if necessary. 
3. Check the keypad flex matrix for possible damaged, replace if necessary.
4. Check or replace the filter inductors, or coils.
5. Replace the Keypad Filter IC.
6. If the above procedure doesn't fix the problem. you may trace each of the keypad connection line paths down to the filter IC for possible, open circuit. 
After that circuit above,  the keypad connection line paths goes through to the CPU, The CPU IC will be your next target of suspected components if all of the above solution doesn't fix your nokia 5230 keypad problem.

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