Don't believe the free codes.Because they are generated by some algorithms.So better you purchase the code from trusted sites like http://www.mobileunlocksolutions.com/ .It also guides you throughout the process.
vamsii
August 2010
You get the unlock code from the service provider. After that who knows. I've been trying for the past three hours to find out what to do next. Don't have old service providers SIM card to initiate phone, only new SIM which network (O2) dosen't recognise???
Going to man in market.
howtomendit.com for free repair help, information and advice.
Try fixfault.com to fix mobile phones.