Ubuntu – sound issues on my laptop



Hello,

Now I have got some audio issues.

Have a dell inspiron laptop with dual booting windows 7 and ubuntu 10.10.

On ubuntu, it has no sound.

Can you make out the problem here ??

alsa info below:

!!################################
!!ALSA Information Script v 0.4.60
!!################################
 
!!Script ran on: Thu Jul 14 15:24:55 UTC 2011
 
 
!!Linux Distribution
!!------------------
 
Ubuntu 10.10 \n \l DISTRIB_ID=Ubuntu DISTRIB_DESCRIPTION="Ubuntu 10.10"
 
 
!!DMI Information
!!---------------
 
Manufacturer: Dell Inc.
Product Name: Inspiron N5010
Product Version: A13
 
 
!!Kernel Information
!!------------------
 
Kernel release: 2.6.36-020636rc1-generic
Operating System: GNU/Linux
Architecture: i686
Processor: unknown
SMP Enabled: Yes
 
 
!!ALSA Version
!!------------
 
Driver version: 
Library version: 1.0.24.1
Utilities version: 1.0.24.2
 
 
!!Loaded ALSA modules
!!-------------------
 
 
 
!!Sound Servers on this system
!!----------------------------
 
Pulseaudio:
Installed - Yes (/usr/bin/pulseaudio)
Running - Yes
 
ESound Daemon:
Installed - Yes (/usr/bin/esd)
Running - No
 
 
!!Soundcards recognised by ALSA
!!-----------------------------
 
 
 
!!PCI Soundcards installed in the system
!!--------------------------------------
 
00:1b.0 Audio device: Intel Corporation 5 Series/3400 Series Chipset High Definition Audio (rev 06)
01:00.1 Audio device: ATI Technologies Inc Manhattan HDMI Audio [Mobility Radeon HD 5000 Series]
 
 
!!Advanced information - PCI Vendor/Device/Subsystem ID's
!!--------------------------------------------------------
 
00:1b.0 0403: 8086:3b56 (rev 06)
Subsystem: 1028:0447
--
01:00.1 0403: 1002:aa68
Subsystem: 1028:0447
 
 
!!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
!!-----------------
 
 
 
!!ALSA configuration files
!!------------------------
 
!!User specific config file (~/.asoundrc)
 
pcm.!default
{
type oss
device /dev/dsp
}
mixer.!default
{
type oss
device /dev/dsp
}
 
 
!!Aplay/Arecord output
!!------------
 
APLAY
 
aplay: device_list:240: no soundcards found...
 
ARECORD
 
arecord: device_list:240: no soundcards found...
 
!!Amixer output
!!-------------
 
 
!!Alsactl output
!!-------------
 
--startcollapse--
--endcollapse--
 
 
!!All Loaded Modules
!!------------------
 
Module
nls_utf8
udf
crc_itu_t
binfmt_misc
parport_pc
ppdev
rfcomm
sco
bnep
lib80211_crypt_tkip
l2cap
joydev
fglrx
wl
btusb
bluetooth
video
output
uvcvideo
psmouse
videodev
lib80211
v4l1_compat
serio_raw
intel_agp
agpgart
lp
dell_wmi
dell_laptop
dcdbas
parport
usbhid
hid
ahci
r8169
libahci
mii
 
 
!!ALSA/HDA dmesg
!!------------------

kindly help.

No sound appears no life 

Thanks!