[REQUEST] Whitelist Removal Lenovo ThinkPad T420 (ver 1.45)

Hello!!

Laptop: Lenovo Thinkpad T420

BIOS version 1.45
http://download.lenovo.com/ibmdl/pub/pc/...uj27us.exe

BACKUP BIOS:
https://www.dropbox.com/s/ch7nf6g958fduf...AKK_64.ROM

I would like to install WLAN card Dell DW1515 AR9280.

Please help me to remove whitelist.
Thanks for advance,
Peter