I use the same mobo....just flash the bios.
first flash with the older version - G31GM922.BSS
and then with the newer version - G31GM201.BSS
[Bdw I'm facing problem with overclocking with dis mobo n E7500..if u have overclockd using this can u just help me !!
here is the link of my threadhttp://www.tomshardware.com/forum/275945-29-overclock-e7500
Thank You and Good Luck !!