In order to hard reset a dopod S600, you should perform the following steps.
Remember! Hard reset will delete all the data on your device; pictures, contacts, messages, apps and more.
dopod S600 device will be brought back to the default configuration of a brand new device.
1. Turn the phone off by pressing and holding the Power button.
2. Now press the Power + Call + End buttons simultaneously.
3. Follow the on-screen instructions. Wait fort he phone to reset and restart.
4. Voila, done.