Fault Details: 5730 QWERTY cell phone keypad not working problem, Keypad connector points damage problem, Some keys not working properly.

Solution: 5730 QWERTY have qwerty keyboard which is easy for writing on mobile. Some time we face problem like keypad not working and some keys missing. To solve this problem first clean circuit and keypad panel with electronics cleaner and apply normal heat to dry motherboard. Still problem not solved check keypad ic or change it. Last and final solution for that is jumpering, See diagram below and make jumpers like diagram below with good jumper wire.
5730 QWERTY keypad ic full jumper

Nokia 5730 Keypad Ic Jumper ways

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