K750i Keypad lights and camera light problem

[mahcin]

Mobile Phone was water damage?

[salahuddin]

no there is nthing happened like that no water damage nthing. only two keypad leds tht ihve mentioned above are working but the two vertical rows of leds are stopped working .and the back camera lights flicks and now one of the 2 is totally dead:(. only 1 get lightened up when i use it as a camera flash.