How to Enter Unlock Codes on Sony Ericsson w100-spiro

1. For the unlocking of a locked Sony Ericsson no sim card is required.
2. Turn on the handset. Display will indicate “Insert SIM.”
3. Press the left Arrow (<) button.
4. Press the star (*) button twice.
5. Press the left Arrow (<) button again.
6. You will briefly see one of the following messages listed on devices display: “Personalized with MNC2” or “Personalized with MNC3”.
7. Wait approximately three seconds.
8. The display will indicate “Network” and a picture of a closed lock.
9. Press Select.
10. The display will indicate “Unlock (Net) 5” and “NCK:”
11. Enter the 16 digit NLCK4U code and press okay.
12. The handset will display “Network unlocked” and the display “Insert SIM” appears.
13. The handset is successfully unlocked.