Lenovo z500 New in bios flash

Hello forum..

Iam new to this and don't understand evrything well..

I backuped my bios and wanna have a new modded bios. i repleaced my Atheros ar9485 for a intel centurio 6200 wlan..

here i backuped my bios

https://dl.dropboxusercontent.com/u/6587...AKK_64.ROM


If u need more information i will answer a.s.a.p

I hope u can help me out with creating a modded bios