In order to hard reset a Motorola PEBL U3, you should perform the following steps.
Remember! Hard reset will delete all the data on your device; pictures, contacts, messages, apps and more.
Motorola PEBL U3 device will be brought back to the default configuration of a brand new device.
1. First of all, power up the phone.
2. Continue by opening Main Menu, then selecting Settings.
3. Now enter Initial setup and Master reset.
4. Type in the lock code, either 1234 or 0000. Press Left Softkey to confirm the process.
5. Watch as your phone resets and restarts. Done.