How To Unlock a Sony Ericsson A8i Cell Phone

1. Power off phone and remove simcard

2. Power on phone. Display will say ‘Insert SIM.’

3. Press the left arrow (<) button once

4. Press the star (*) button twice

5. Press the left arrow (<) button again

6. You will briefly see one of the following messages on the phone’s display:
‘Personalized with MNC2′ or ‘Personalized with MNC3′

7. Wait approximately three seconds. The display will indicate ‘Network’ and a picture of a closed lock. Press Select

8. The display will indicate ‘Unlock (Net) 5′ and ‘NCK’. Enter your 16 digit unlock code and press ok