Nokia Lumia 520 Vibration Problem Solution Via Jumpers
https://gsmfixer.blogspot.com/2016/03/nokia-lumia-520-vibration-problem.html
Nokia Lumia 520 Vibration problem occur when your phone starting vibrate on its own and continue this behaviour when ever you switch on your phone. The vibrator of Nokia Lumia 520 is placed at the backside of the motherboard and you can solve this problem by making jumpers.
Just see this diagram solution and make the jumpers as shown in this picture to solve Nokia Lumia 520 Auto vibration problem easily. the best tip is that you should clean your board first to avoid water damage problem before repair your phone.
