JAZMAN

Hi guys, I have a MZ-N910 I recently upgraded from 3.2 to 3.3 it worked fine for 1 time! but then it said transfers are not allowed, unisntalled everything and installed 3.2 again and this one says my entire library is copyright restricted and it won't allow me to transfer songs to my MD's, I would really apreciated if someone could help me, I've been triyn to figure out what's wrong for about a week now and I'm going crazy

Can anyone tell where I can buy the Battery charger that comes with the NetMD MZ-N910, becuase my little brother broke my and I need it please!