This solution shows the connection of the Nokia 2710 navigation edition keypad connections from the keypad matrix flex through to the keypad pin connector and keypad filter IC's.
And this solution below show the keypad connection from each particular solder ball bumps of the keypad filter IC. This also includes the nokia 2710ne camera switch connection tracks
2710 Keypad keys connection configuration on the flex keypad matrix
And this solution below show the keypad connection from each particular solder ball bumps of the keypad filter IC. This also includes the nokia 2710ne camera switch connection tracks
Nokia 2710 keypad IC jumper with camera switch line tracks
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