Read here: http://www.topsony.com/forum/far-manager-f31/flash-k800-cid53-k810-software-cid53-begginers-t11605-mensaje89845.html#post89845 and use these files:

W300_R9A036_MAIN_GENERIC_JE_RED49
W300_R9A036_FS_EUROPE_4_RED49
Jing_Generic_CDA102665_13_R2A_Generic_Trade_EUROPE_4