unlocking w580i ???? does it break my warranty

[beto_nl]

Alguem sabe como posso desbloquear meu sony ericsson w580i....

There are a lot of tutorials here and at other forums like:
http://www.se-nse.com/

http://myforum.lasyk.net/index.php

But if you are looking in the portuguese language
Se tiver procurando um forum em Portugues, tenta aqui:
http://www.forumsebr.com/index.php?act=idx