Hi Marco,
Boot with the WinXP disk, start setup. At the point where you choose the
installation location, instead delete the existing one. Create a new one in
the free space, format and proceed with setup.
--
Best of Luck,
Rick Rogers, aka "Nutcase" - Microsoft MVP
http://mvp.support.microsoft.com/
Windows help -
www.rickrogers.org
My thoughts
http://rick-mvp.blogspot.com
"Marco" <Marco@discussions.microsoft.com> wrote in message
news:3ABFF193-5062-42B5-8944-C102ED83BDA6@microsoft.com...
> Hi all, I had before Win XP Media Center Edition and recently I've
> upgraded
> it to Vista Home edition. I'd like to go back to the old XP , but I cannot
> erase the primary partition. It appears there is a sort of protection and
> Partition Manager or Acronis cannot work. I'd like to erase completely the
> hard drive. Any suggestion ?
> Thx Marco
>