¿República Checa?
Por cierto, en XDA recomiendan quitar la batería y en cambio no dicen nada de poner depuración USB...:
"Instructions For Flashing:
Extract the firmware
Open the included Odin
Put your device in Recovery MODE (Home + Volume up + Power)
Wipe Data/Factory reset
Wipe Cache
Take Out Your battery & put it back in
Put your device into Download MODE (Home + Volume Down + Power)
Click PDA and select *.tar.md5
Then finally click START!"