Nokia 5250 Key Pad Lock is Not Working.

keypad lock is used for security reasons in nokia 5250.if it is not working in phone you ill not be able to use phone can be due to water damage carbon or if you have keypad problem in nokia 5250 look at diagram bellow and check these parts.

in above diagram you can see green and red lines these are tracks of keypad lock color point is indicating ground prints while red is a positive can check these points and parts if track is missing apply jumpers as shown in above diagram.if track is ok then replace keypad lock button to solve this issue in nokia 5250.

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