urm.. it's nothing wrong actually.. for w880i, i should hold the number '2' button instead of 'C'.. it's done and thanks to all.. now I can use the phone again..huh~ am afraid since my important contact is in the phone.
urm.. about the K510.. there is problem. it said there is problem with the header and when sending a file, it hang. i guess it about the battery and now charging the phone. will try again tonite (well, i'm at south east asia GMT8+)..