Warning: Do not enter any wrong unlock unlock codes on your Nec N840 mobile phones. If you enter over a certain amount of wrong unlock codes on your mobile phone, your phone may get hard locked and sometimes become unusable.1 - Switch ON your Nec N840
without any SIM Card.
2 - Compose :
#7320*CODE#.
CODE: The unique unlock code for your Nec N840.
Each Nec N840 mobile phone has an unique unlock code. You can buy the unique unlock code for your Nec N840 mobile phone at www.mobileunlocksolutions.com.