[newbie] Can't install Mandrake 7.0

[mawise]

Downloaded the Mandrake7.0.ISO imagen, burned a cd and booted to my CD-ROM
tried to start the installation of Mandrake and right in the begining it
blow up, in the very begining, it said:
Loading second stage RAMDisk.... and then I get Error loaging RAMDisk... and
un big OK showup.. and when I press that OK< the install hang... and that's
it... :(
NO mandrake 7.0 for me... :(