Character issue UTF-8 LAMP CentOS

After installing LAMP on CentOS, everything works fine but show a problem with characters, every letters such as "í" "ú" "ò" and other classic characters are replaced by "?", frequently recurring problem with UTF-8. So I've change settings as: ------------------------------------------------------------ **[login to view URL]** : AddDefaultCharset utf-8 in **[login to view URL]** : default_charset = "utf-8" mbstring.internal_encoding=utf-8 mbstring.http_output=UTF-8 mbstring.encoding_translation=On mbstring.func_overload=6 **[login to view URL]** character_set_server=utf8 **in html php file**: <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> ---------------------------------------------------------------------------------- and finally on /etc/sysconfig/i18n with this code : default setting: -------------------------------------------------- LANG="en_US.UTF-8" SYSFONT="latarcyrheb-sun16" -------------------------------------------------- my setting: ------------------------------------------------- LANG="it_IT.UTF-8" SYSFONT="latarcyrheb-sun16" ------------------------------------------------- italian is my language , after this also show the command linux ""locale "" ----------------------------------------------- LANG=en_US.UTF-8 LC_CTYPE="en_US.UTF-8" LC_NUMERIC="en_US.UTF-8" LC_TIME="en_US.UTF-8" LC_COLLATE="en_US.UTF-8" LC_MONETARY="en_US.UTF-8" LC_MESSAGES="en_US.UTF-8" LC_PAPER="en_US.UTF-8" LC_NAME="en_US.UTF-8" LC_ADDRESS="en_US.UTF-8" LC_TELEPHONE="en_US.UTF-8" LC_MEASUREMENT="en_US.UTF-8" LC_IDENTIFICATION="en_US.UTF-8" LC_ALL= --------------------------------- if you show not change the language , i request fast help