saqib, here is [http://support.apple.com/kb/ht1814|the Apple] answer. I would clean the dock connector and make sure that the pins are straight, no corrosion and that your cable is a good one. If none of this should be working, consider changing the battery [guide|3656] good luck.
saqib, here is [http://support.apple.com/kb/ht1814|the Apple] answer. I would clean the dock connector and make sure that the pins are straight, no corrosion and that your cable is a good one. If none of this should be working, consider changing the battery [guide|3656] good luck.