- If you bought your Nokia on UK Vodafone or UK Cellnet you do not need to check
this because they both transmit on GSM900, and they don't lock the phones.
However if you bought your phone on UK Orange or UK One2one your phone may be
blocked. The reason is that they both transmitt on GSM1800. To make a call on
GSM1800 you need what is known as a "Dual band" phone. A dual band
phone is able to transmit on both GSM900 and GSM1800, so they lock the phones so
you can't use it with any other network simcard. If you find that your phone is
locked you can try different software to unlock it. (we havn't found one that
works yet), or you can ask your service provider who will gladly exchange the 10
digit code for about £35.
is how to check the status of the 4 different locks. Aslo don't try entering the
wrong number, because after 3 times it will block the phone for good.
are 4 different locks on your Nokia phone.
code to read out the sim-lock status of your phone is
= PRESS "*" THREE TIMES
= PRESS "*" FOUR TIMES
= PRESS "*" TWO TIMES
= NUMBER 1 TO 4
master code is a secret code. The code has 10 digits, To read out the sim-lock
status you can enter every combination you want!
Shows the status of the network-lock. Here you can enter a number from
"1" to "4". The "4" is for the sim-card lock.
= GIVES PROVIDER-LOCK STATUS
= GIVES NETWORK-LOCK STATUS
= GIVES COUNTRY-LOCK STATUS
= GIVES SIM-CARD-LOCK STATUS.