http://forum.xda-developers.com/showthread.php?p=21322897#post21322897

ตามนั้นเลยครับ

GERMANY
http://csmg.lgmobile.com:9002/swdata/WEBSW/LGP970/ADEUTL/V20n_00/V20N_00.kdz

HONG KONG
http://csmg.lgmobile.com:9002/swdata/WEBSW/LGP970/AHKGTL/V20b_00/V20B_00.kdz