NOKIA 5110 / 5120 / 5130 / 5190 SECRET CODES

 IMEI number:
* # 0 6 #Software version:
* # 0 0 0 0 #Simlock info:
* # 9 2 7 0 2 6 8 9 #

Enhanced Full Rate:
* 3 3 7 0 # [ # 3 3 7 0 # off]

Half Rate:
* 4 7 2 0 #Provider lock status:
#pw+1234567890+1Network lock status:
#pw+1234567890+2Provider lock status:
#pw+1234567890+3SimCard lock status:
#pw+1234567890+4