Подскажите, можно ли снять блокировку с корейского телефона Anycall w750?

This phone is wcdma and gsm, try reset user code with *2767*3855# but not work, then search cdma keran codes and found the solution:

1.- Press menu

2.- Press SOS

3.- Select User Input

4.- Digit 5809540*45680, then the pone input in TEST MODE

5.- Digit 088

6.- Select 1, the phone show: EFS clear and change to white scren

7.- Wait be patient to show Done and the phone restart

8.- Enjoy