Looking for " Laf.img for D852

Hi
I'm Looking for the download mode file Laf.img for D852.

Got CM12 on and can't enter Download mode anymore since .. and want to go back to stock !

thanks

Lg g3 d852 hard bricked

My lg g3 has been hard bricked
not charging
no lg logo

it does get detect by computer under hs-usb qdloader 9008

help me