Symphony B10i Earphone logo removinr solution 100% working

For china earphone logo removing solution of Symphony B10i just make a jumper from Battery (+) to Earphone plug in pin (Pin no.2 of Symphony B10i) of Earphone/Charging connector as like as the picture shown bellow.If there is on any other problem;it will work 100% granted.For N95 port Earphone Logo Solution see this post and for V2 port earphone solution show this post
For V3 earphone logo solution show this post
  
Note:Earphone/Headphone plug in pin may be different for different mobile.Such as,For Symphony B10i it is pin no.2 from left side of headphone/charging connector;For octenn T11 it is pin no.5 from right side of earphone/headphone connector.So to solve this problem you have to check every pin of headphone connector one by one.Remember that during checking time you have to power on your phone through DC Power Supply instant off Battery.If you power on your phone with battery during this time ,your may be damaged.So be careful about this.