Nokia E5 keypad illumination LED backlight problem solution.

Nokia E5 keypad problem solution ways jumpers track: If keypad is not working in Nokia E5 or a few keys is not working then and outer that have same color are used for same key that have same colors. It means if any key is not working you can make its outer and inner jumper with any other point that have same color.

At upper side here is a little box that shows keypad IC so you may have to reball them and may replace this IC too if keypad is not working in Nokia E5.