How do I recover the phone when the phone will not charge?

1. If the device will not charge, remove the rear cover remove and replace the battery.
2. Check that there are no obstructions in the USB connector, open the door and look for obstruction remove if possible.
3. Check that the Adaptor and USB cable are functional, try connecting the device to a PC using the USB cable this will prove that the cable is functional.
4. Check that the cable is not damaged at the connector end.
5. Check the micro USB connector on the device is not damaged.