Troubleshooting Audio

rory@ANkh-IdeaPad-Y480 ~ $ sudo lspci -v | grep -A7 -i "audio"00:1b.0 Audio device: Intel Corporation 7 Series/C210 Series Chipset Family High Definition Audio Controller (rev 04)
	Subsystem: Lenovo Device 3977
	Flags: bus master, fast devsel, latency 0, IRQ 7
	Memory at d3b10000 (64-bit, non-prefetchable) [size=16K]
	Capabilities: [50] Power Management version 2
	Capabilities: [60] MSI: Enable- Count=1/1 Maskable- 64bit+
	Capabilities: [70] Express Root Complex Integrated Endpoint, MSI 00
	Capabilities: [100] Virtual Channel

rory@ANkh-IdeaPad-Y480 ~ $ sudo aplay -l
aplay: device_list:252: no soundcards found...


!!################################
!!ALSA Information Script v 0.4.61
!!################################

!!Script ran on: Thu Mar 21 10:49:36 UTC 2013


!!Linux Distribution
!!------------------

Linux Mint 14 Nadia \n \l DISTRIB_ID=LinuxMint DISTRIB_DESCRIPTION="Linux Mint 14 Nadia" NAME="Ubuntu" ID=ubuntu ID_LIKE=debian PRETTY_NAME="Ubuntu quantal (12.10)"


!!DMI Information
!!---------------

Manufacturer:      LENOVO
Product Name:      Lenovo IdeaPad Y480
Product Version:   Lenovo IdeaPad Y480
Firmware Version:  5DCN39WW(V2.06)


!!Kernel Information
!!------------------

Kernel release:    3.5.0-26-generic
Operating System:  GNU/Linux
Architecture:      x86_64
Processor:         x86_64
SMP Enabled:       Yes


!!ALSA Version
!!------------

Driver version:
Library version:
Utilities version:  1.0.25


!!Loaded ALSA modules
!!-------------------



!!Sound Servers on this system
!!----------------------------

Pulseaudio:
      Installed - Yes (/usr/bin/pulseaudio)
      Running - Yes


!!Soundcards recognised by ALSA
!!-----------------------------



!!PCI Soundcards installed in the system
!!--------------------------------------

00:1b.0 Audio device: Intel Corporation 7 Series/C210 Series Chipset Family High Definition Audio Controller (rev 04)


!!Advanced information - PCI Vendor/Device/Subsystem ID's
!!-------------------------------------------------------

00:1b.0 0403: 8086:1e20 (rev 04)
	Subsystem: 17aa:3977


!!Modprobe options (Sound related)
!!--------------------------------

snd-atiixp-modem: index=-2
snd-intel8x0m: index=-2
snd-via82xx-modem: index=-2
snd-usb-audio: index=-2
snd-usb-caiaq: index=-2
snd-usb-ua101: index=-2
snd-usb-us122l: index=-2
snd-usb-usx2y: index=-2
snd-cmipci: mpu_port=0x330 fm_port=0x388
snd-pcsp: index=-2
snd-usb-audio: index=-2


!!Loaded sound module options
!!---------------------------


!!ALSA Device nodes
!!-----------------

crw-rw---T 1 root audio 116,  1 Mar 21 09:26 /dev/snd/seq
crw-rw---T 1 root audio 116, 33 Mar 21 09:26 /dev/snd/timer


!!Aplay/Arecord output
!!--------------------

APLAY

aplay: device_list:252: no soundcards found...

ARECORD

arecord: device_list:252: no soundcards found...

!!Amixer output
!!-------------


!!Alsactl output
!!--------------

--startcollapse--
--endcollapse--


!!All Loaded Modules
!!------------------

Module
8021q
garp
stp
llc
ipt_MASQUERADE
xt_state
ipt_REJECT
xt_tcpudp
iptable_filter
nf_nat_h323
nf_conntrack_h323
nf_nat_pptp
nf_conntrack_pptp
nf_conntrack_proto_gre
nf_nat_proto_gre
nf_nat_tftp
nf_conntrack_tftp
nf_nat_sip
nf_conntrack_sip
nf_nat_irc
nf_conntrack_irc
nf_nat_ftp
nf_conntrack_ftp
iptable_nat
nf_nat
nf_conntrack_ipv4
nf_conntrack
nf_defrag_ipv4
ip_tables
x_tables
joydev
dm_crypt
arc4
parport_pc
bnep
rfcomm
bluetooth
ppdev
iwldvm
mac80211
microcode
psmouse
serio_raw
iwlwifi
cfg80211
alx
compat
video
lp
parport
vesafb
ghash_clmulni_intel
aesni_intel
cryptd
aes_x86_64
ahci
libahci


!!ALSA/HDA dmesg
!!--------------