MOTO Driod xt907 not showing signal even change GSM or CDMA sim card,it was working perfect only cdma evdo data not working.so i change network from TESTING menu by *#*#4636#*#* phone information and change Select Radio Band USA band now signal out and not working on GSM or CDMA network i change again Radio band USA Band to Cellular but still in no service,
any one know whats problem and how solve it ?