Samsung Galaxy S Vibrant Troubleshooting
The phone’s signal bars are low, or your Samsung Galaxy S Vibrant is unable to connect to your mobile network. If the phone’s signal readout displays that you have signal, yet calls will not go through, the problem may exist in the receptive capabilities of the tower that your device is trying to connect with. Too many people in the area may be trying to utilize the same network. The 3G data may also not be connecting due to overuse as there is not enough data bandwidth....