hi bro ,
today furious seccessfully unlocked ku990iGO..
STEP 1. flash ur fone file KU990-BINARIES-V10A-NOV-05-2007-OPE-EU(PACK 1 ) after flash ur showing media file or file refresh in yellow screen no problem
STEP 2. unlocked ur fone amdo (pack 5 )
STEP 3. againg flash ur fone wed file KU990I-DZ-V10A-FEB-25-2009-CSM-G
check ur fone signal if ok /ok if not write nvm file 100/100 ok(BOTH FILE AVALABLE ON FURIOUS-GOLD SITE)
goodluck enjoy