lenovo B570 drivers

[zigzago]

hi guys
my laptop having BT5 installed but the sound is too low and the sound setting is waiting for respond but when i open any video sound works another problem that my function keys aren't working at all.. please tell me wat to do and if there is anything tell me how to do it "iam totally linux and BT noob"

[CORERaider]

I have the same computer, and BT5 R1 detect all my drivers.. The only problem is in the wireless can't be detected, you have the drivers??