Nokia 1200-1650 Ringer IC Jumper Ways Solution
https://gsmfixer.blogspot.com/2015/10/nokia-1200-1650-ringer-ic-jumper-ways.html
Nokia 1200-1650 Ringer not working problem may be due to the faulty ringer or points are not connected properly. The first solution you will try to change the ringer speaker and check and cleaning the board with thinner. If not working yet then you will go for repair solution with jumpers on ringer IC. First remove the ringer IC and then make the jumpers as shown in the diagram. here is Nokia 1200-1650 Ringer IC Jumper Ways Solution.