P900 flash files

Please help me in such case,someone! Have a SE P900 which don`t have russian language.
I have a service cable,free soft and some practice in work (reflashing) with SE phones. In www.topsony.com I find Flash files
for P900:
- AVR_Firmware
P900_GDFS_Repair_Backup_avr.bin
P900_R3D006_Only_for_Repair_Usage_avr.bin
P900_R3D011_Upgrade-Debrand_Firmware_avr.bin
- Symbian_Flash
P900_R5B02_Symbian.bin
- Language and Rolf Files
P900_EMEA6_RO_HU_TR_RU.LNG.bin
P900_EMEA6_Rolf_File.RLF.bin
what files I have to use for russification phone and what soft? Only semctool_vX.X supports P900 for free,
but how it works with this files. Maybe someone have experience in this case. Beforehand thank you for a answer.

Look under language ... P900 Software downloads

read the txt's found on the net

pleease, sent me this files to sankysys@yandex.ru

I think XS++ will help you.