Asus has released the follow bios updates:
Bios A7N266 1001.D Final (=1001 - 24 Beta)Download
Bios A7N266-C 1001.E Final (=1001 - 24 Beta)
Bios A7N266-E 1001.D Final (=1001 - 24 Beta)
Bios A7A133 1011 Final
Bios A7A266 1011 Final
Bios A7A266-E 1011 Final