Azalia audio problem, don't hear sound

[Equinox86 <equinox86%gmail.com@localhost>]

hi guys when i try to listen audio with cat test.wav > /dev/audio 
anithing ear it

my computer is dell  inspirion 1721

dmesg output this ->

azalia0: codec[0]: 0x8384/0x76a0 (rev. 2.4)
azalia0: codec[0]: High Definition Audio rev. 1.0
azalia0: codec[1]: 0x14f1/0x2c06 (rev. 0.0)
azalia0: codec[1]: High Definition Audio rev. 1.0
azalia0: codec[1]: No support for modem function groups
azalia0: codec[1] has no audio function groups
audio0 at azalia0: full duplex, independent
Kernelized RAIDframe activated
pad0: outputs: 44100Hz, 16-bit, stereo
audio1 at pad0: half duplex

azalia0 at pci0 dev 20 function 2: Generic High Definition Audio Controller
azalia0: interrupting at irq 11
azalia0: host: ATI Technologies SB600 Azalia (rev. 0)
azalia0: host: High Definition Audio rev. 1.0


my mixerctl is:

#mixerctl -a

outputs.black0a.source=dac10
outputs.black0a.dir=output
outputs.black0a.boost=off
outputs.black0b.source=dac10
outputs.black0b.dir=output
outputs.unknown0c.dir=output
outputs.unknown0d.dir=output
outputs.unknown0d.boost=off
outputs.unknown0e.dir=output
outputs.unknown0f.dir=output
inputs.dac10.mute=off
inputs.dac10=126,126
inputs.dac10.lrswap=off
inputs.dac11.mute=off
inputs.dac11=126,126
inputs.dac11.lrswap=off
outputs.unknown14.mute=off
outputs.unknown14=120
inputs.sel19.source=unknown0e
outputs.sel19=126,126
inputs.sel1a.source=unknown0e
outputs.sel1a=126,126
inputs.sel1b.sel19=119,119
inputs.sel1c.sel1a=119,119
inputs.sel1d.source=sel1b
outputs.sel1d.mute=off
inputs.sel1d.lrswap=off
inputs.sel1e.source=sel1c
outputs.sel1e.mute=off
inputs.sel1e.lrswap=off
outputs.black21.source=dac1f
outputs.unknown22.eapd=on
inputs.beep23=85
outputs.volume24=126
playback.mode=10
record.mode=12



for now i no have idea how i enable mixer, my suspect is this message ->
azalia0: codec[1] has no audio function groups

for this reason is possible to not ave standard master channell pcm ecc?

how i can make it works?