Following this procedure will erase the device and restore it to factory settings.  It will not erase the sim card or SD card.  Start with the S620 powered off. 1. PRESS AND HOLD BOTH SOFT KEYS. 2. WHILE HOLDING DOWN SOFT KEYS, PRESS AND RELEASE THE POWER BUTTON, WAIT 3-5 SEC. (PHONE SHOULD POWER ITSELF ON BY DOING THIS) 3. ...