Samsung S7562 USB Charging Jumper Solution
https://gsmfixer.blogspot.com/2016/02/samsung-s7562-usb-charging-jumper.html
During charging problem with your phone first of all check the whether the charger is working or not. If yes then the problem is in the cell phone and you have to check the charging jeck and remove water damage from it by cleaning with CTC or thinner.
In this post here is a hardware repairing helping diagram for Samsung S7562 USB Charging Jumper Ways Solution. To Solve Samsung S7562 USB Charging problem just make the jumpers as shown in the diagram and get a solution.