Unlike other Android handsets, Samsung mobiles come with single Mother Board. There is no extra Charging Board. In Case of damaged Charging Connector, you need to change it.
While changing, the charging connector with SMD machine, care must be taken not to damage the board and the prints due to heating.
Once the prints get damaged, the complete mobile is also damaged.
The following video illustrates one of the best-changing procedure of Samsung on5 Charging connector. Watch and learn.