mthack
10-08-2003, 01:25 PM
if you have one of the older nokia phones and don't have a cable to unlock it but want to use a different network sim...try this
Bypass the SP lock
With a Nokia 16xx/21xx/31xx/51xx/81xx that are SIMlocked to one privider you can bypass the SP lock like this:
1: Insert sim card of diferent provider.
2: Turn on the phone and press the UP VOLUME key for 3 sec. then release it and the phone says PIN CODE?
3: Press the "C" key.
4: Then Press * and wait until it desapear and apear again, then press * one more time and 04*PIN*PIN*PIN#
The phone now says: PIN CODE CHANGED (or ACCEPTED) and the SIM card is accepted until you restart the phone again. NOTE: On version 5.04 Nokia has removed this option !
Bypass the SP lock
With a Nokia 16xx/21xx/31xx/51xx/81xx that are SIMlocked to one privider you can bypass the SP lock like this:
1: Insert sim card of diferent provider.
2: Turn on the phone and press the UP VOLUME key for 3 sec. then release it and the phone says PIN CODE?
3: Press the "C" key.
4: Then Press * and wait until it desapear and apear again, then press * one more time and 04*PIN*PIN*PIN#
The phone now says: PIN CODE CHANGED (or ACCEPTED) and the SIM card is accepted until you restart the phone again. NOTE: On version 5.04 Nokia has removed this option !