HELP

GUYS HELP !!! Reinstalled Windows - set the last boxing record 5.8.2 First, when turned on
 que just had no sound in the ears (on the second track)
And now the MIXER DOES NOT WORK at all)))
And when the second deck is turned on (playing) - there is still no sound!
Settings threw off to the original! Who fumbles? help plz! (

Litter for my english)