Model : All SonyEricssons
1 – Switch ON your phone without SIM Card,
2 – Press the left arrow 1 time,
3 – Press the button * 2 times ,
4 – Press the left arrow 1 time,
5 – The message “Personalize with MNC2” will appear,
6 – You can now enter the Unlock Code
If your phone have a “JOGDIAL” (ex : SonyEricsson K700i) you must press “down arrow” instead of “left arrow” for step 2 & 4. We mean by “Down Arrow” to direct the Jogdial down!
If you do not get the unlock menu then try repeating the process but this time with an unaccepted sim card.
Note: To find out the lock status of your handset type the following without a sim in the phone
For Sonyericsson Satio, enter the code like this; #pw+NCKunlockcode+1# then restart the phone.
Press the * button quickly 3 times to get the letter P
Press the * button quickly 4 times to get the letter W
Press the * button quickly 2 times to get the letter +