if nokia 1680 can not be on this may can be a problem of on off button also.to check this just plug in charger and check if set is charging and shows charging indication but do not get power on it means 100% on off button is not working.
then you can open mobile and at the board you can check this link as shown in diagram attached with this post.out key is a ground that can be jumper with any ground place.and inner is going to these resistances that are defined with red lines.you have to make this jumper to solve on off problem in nokia 1680.
then you can open mobile and at the board you can check this link as shown in diagram attached with this post.out key is a ground that can be jumper with any ground place.and inner is going to these resistances that are defined with red lines.you have to make this jumper to solve on off problem in nokia 1680.
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