The charging port or dock connector of a Lenovo proximity sensor service in chennai is used to charge and 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 or poor connectivity. If such is seen in you lenovo consult the technicians at ifix service centre in chennai. Our technicians can serve you with best of their knowledge and skills. So visit our Lenovo proximity sensor service in chennai service centre in Chennai, have a live chat with us, call us at 7449274492 or email us at service@ifixservice.co.in You can also get a FREE PICK & DROP service for your damaged Lenovo proximity sensor service in chennai.