Sound not coming.

[gunjankumar]

i m new to bsd environment.i installed pcbsd 8.0 few months ago.

but no sound output comes from my system.

"pciconf -lv" command showed that
------------------------
device='Intel audio controller embedded with the 82801H chipset(ICH8 chipset )(82801 H)'
-----------------------------------

"cat /dev/sndstat" gives

FreeBSD Audio Driver(new pcm:32bit 2009961500/i386)
installed devices:
pcm0:<HDA Silcon Image SiI1392 HDMI PCM #0 Digital> at cad 1 nid 1 on hdac0 kld snd_hda[MPSAFE]
(1p:4v/0r:0v channels simplex default)

pcm1:<HDA Sigmatel STAC9228X PCM #0 Analog> at cad 2
nid 1 on hdac0 kld snd_hda[MPSAFE]
(1p:1v/1r:1v channels duplex)

pcm2:<HDA Sigmatel STAC9228X PCM #1 Analog> at cad 2
nid 1 on hdac0 kld snd_hda[MPSAFE]
(1p:1v/0r:0v channels simplex)

pcm3:<HDA Sigmatel STAC9228X PCM #2 Digital> at cad 2
nid 1 on hdac0 kld snd_hda[MPSAFE]
(1p:1v/0r:0v channels simplex)
-----------------------------------------------------------------

please help.
i m new to this.but i would like to get into this freeBSD environment.