Originally Posted by
epphllps My 3G turns to the o quite often. I have no less than 3 bars in my house when this happens. Not sure what is going on but it only happens at my house and I have to go into airplane mode to get 3G back.
Two reasons that will happen - the 3G capacity is maxed out, so your phone fall back to a 1X signal (the '0') that it can lock on to, or - the 3G signal isn't strong enough, and - the 1X is stronger, so that's what the phone will latch on to, and try to keep. It's the nature of CDMA service.