i need help on how to unlock my LG CG225?

[Maximum]

1. Power off phone, remove battery, and remove SIM.
2. Insert battery. Power on phone without SIM. Shut down again.
3. Re-insert SIM, power on phone.
4. Phone presents "Restricted" screen. Press cancel button.
5. Phone presents "Unlock Code" screen. Enter code number.
6. Phone should indicate that it is unlocked

[stacylo]

i have the unlock numbers from my carrier i just don't no the process prior to entering the unlock numbers. if anyone no's the process please help.