No sound on laptop HP 6730b

I was install Opensuse 11.0 (kde 4) on laptop HP nc6730b (sound Intel HDA Analog devices SoundMax AD1981HD) and no sound :(. I new user of Linux :(. Help me pls.

yast - hardware - sound

other button, lower right of screen, pick sound
adjust slider to max
finish

If that fails, try working through the suggestions here: SDB:AudioTroubleshooting - openSUSE