Well, that's strange. The guide has proved to work in several hundreds of cases for "AS". The other thread worked for the "NS", at least in a few cases. Maybe you have a firmware "HP24"? http://forum.hddguru.com/seagate-7200-firm...are-t11755.html Did you "wait enough" after power on/before the Z? Check this guide also: http://sites.google.com/site/seagatefix/Home jaclaz Hi, my firmware is HP24. In the procedure my hyper terminal print me always: LED:000000CC FAddr:0024900D LED:000000CC FAddr:0024900D LED:000000CC FAddr:0024900D LED:000000CC FAddr:0024900D Do you have any advice to recover my HD? Thanks! Bye!