New xiaomi rendemi note isnt booting

Aug 6, 2014
hi my phone is stack when i open it because i instal xpose and now does not open after logo
also can not conect the phone to pc through PdaNetA4150 because the usb debug mode was not enabled before the phone stack an now can not enable it because it does not open

i tryed throut boot mode by presing power and volume + but i cant select any of the options for some reson
any help plz... what i could do?
sorry for my bad english