Originally Posted by amcarnes1
Press and hold the up button on the keypad. Continue to hold the up button through this entire process. Remove the battery, wait 10 seconds or so, and replace it. Continue to hold the up button until a preference menu appears. Hit done and your Centro will bypass the calibration screen.
Also I would like to add that you need to press the POWER button and try to turn the RADIO on, the phone will restart (that way it won't be in safe mode) and when it comes back up, it will ask to hit "DONE" and you're in. You can then turn RADIO back on.
