HD 4830 Bios?

[Wiiings12]

Where can I find the bios for this card?! I have been looking for quite some time now, and can't seem to find one that works! I get an error, saying it's the wrong bios. But I know it's not! Help?

 

[JAYDEEJOHN]

Have you looked here?
http://www.techpowerup.com/vgabios/index.php?page=1&architecture=ATI&manufacturer=&model=HD+4830&interface=&memSize=0