in this image we shows you all prints or ringer ic in nokia 1650.in this diagram you can see that the ringer ic points are shown in yellow color and the track is shown in some different colors if any point is damaged you can make jumpers as given in bellow diagram.
prints come from ringer points to the resistance and then goes to ringer ic and pass them to the main ic also.you have to follow all that track with meter and if any one of them is broken you can make jumpers.
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