The charging port or dock connector of a Nokia Lumia 620 is used to charge / sync the battery as well as to connect it with a USB port in order to transfer data. The symptoms of a faulty charging port or dock connector is that it does not sync the battery and no / poor connectivity.
If such is seen in you Nokia Lumia 620 consult the technicians at Mycelcare service centre. Our technicians can serve you with best of their knowledge and skills. You can visit us at service store in Dubai, have a live chat with us, call us at 04 4211494 or email us at firstname.lastname@example.org. You can avail our Free PICK AND DROP facility for your smart phone.