Dear all I'm Using Dell Vostro 1520 Laptop .... and have installed Fedora Core 12 x86_64 .. my problem is like that if laptop runs on battery power it works fine , as soon as I connect AC adopter to charge the battery laptop hangs after 10 to 15 minutes what could be the wrong ??? -- °v° /(_)\ ^ ^ Jatin Khatri No MS