no sound after installing ubunto 10.10

b@b-Inspiron-530s-Invalid-entry-length-0-DMI-table-is-broken-Stop:~$ wget -0 alsa-info.sh http://www.alsa-project.org/alsa-info.sh
wget: invalid option -- '0'
Usage: wget [OPTION]... [URL]...

Try `wget --help' for more options.
b@b-Inspiron-530s-Invalid-entry-length-0-DMI-table-is-broken-Stop:~$ ggash alsa-info.sh --stdout
No command 'ggash' found, did you mean:
 Command 'gnash' from package 'gnash-common' (universe)
ggash: command not found
b@b-Inspiron-530s-Invalid-entry-length-0-DMI-table-is-broken-Stop:~$ wget -0 alsa-info.sh http://www.alsa-project.or/alsa-info.sh
wget: invalid option -- '0'
Usage: wget [OPTION]... [URL]...

Try `wget --help' for more options.
b@b-Inspiron-530s-Invalid-entry-length-0-DMI-table-is-broken-Stop:~$ wget -o alsa-info.sh http://www/alsa-project.alsa-info.sh
b@b-Inspiron-530s-Invalid-entry-length-0-DMI-table-is-broken-Stop:~$ bash alsa-info.sh --stdout
alsa-info.sh: line 1: --2011-02-14: command not found
alsa-info.sh: line 2: Resolving: command not found
alsa-info.sh: line 3: :80...: command not found
alsa-info.sh: line 3: 208.68.143.50: command not found
alsa-info.sh: line 3: Connecting: command not found
alsa-info.sh: line 4: HTTP: command not found
alsa-info.sh: line 5: [following]: command not found
alsa-info.sh: line 5: Location:: command not found
alsa-info.sh: line 7: Resolving: command not found
alsa-info.sh: line 8: 208.68.143.50: command not found
alsa-info.sh: line 8: :80...: command not found
alsa-info.sh: line 8: Connecting: command not found
alsa-info.sh: line 6: --2011-02-14: command not found
alsa-info.sh: line 9: HTTP: command not found
alsa-info.sh: line 10: Cookie: command not found
alsa-info.sh: line 11: Cookie: command not found
alsa-info.sh: line 12: Length:: command not found
alsa-info.sh: line 17: unexpected EOF while looking for matching `''
alsa-info.sh: line 19: syntax error: unexpected end of file
b@b-Inspiron-530s-Invalid-entry-length-0-DMI-table-is-broken-Stop:~$
Bart Holswade said 6 seconds ago:

b@b-Inspiron-530s-Invalid-entry-length-0-DMI-table-is-broken-Stop:~$ cat /proc/asound/{version,cards,devices,hwdep,pcm,seq/clients}; sudo rm /etc/asound.conf; sudo rm -r ~/.pulse ~/.asound* ;sudo rm ~/.pulse-cookie; sudo apt-get update; sudo apt-get install aptitude; sudo aptitude install paman gnome-alsamixer libasound2-plugins padevchooser libsdl1.2debian-pulseaudio; sudo lshw -short;ls -lart /dev/snd; cat /dev/sndstat; lspci -nn; sudo which alsactl; sudo fuser -v /dev/dsp /dev/snd/* ; dpkg -S bin/slmodemd; dmesg | egrep 'EMU|probe|emu|ALSA|alsa|ac97|udi|snd|ound|irmware'; sudo /etc/init.d/sl-modem-daemon status; sudo grep model /etc/modprobe.d/* ; sudo dmidecode|grep roduct; lsmod | egrep 'snd|usb|midi|udio'; aplay -l; sudo lshw -C sound
Advanced Linux Sound Architecture Driver Version 1.0.23.
 0 [Intel ]: HDA-Intel - HDA Intel
                      HDA Intel at 0xfdff4000 irq 42
  2: : timer
  3: : sequencer
  4: [ 0- 2]: digital audio capture
  5: [ 0- 1]: digital audio playback
  6: [ 0- 1]: digital audio capture
  7: [ 0- 0]: digital audio playback
  8: [ 0- 0]: digital audio capture
  9: [ 0- 2]: hardware dependent
 10: [ 0] : control
00-02: HDA Codec 2
00-00: ALC888 Analog : ALC888 Analog : playback 1 : capture 1
00-01: ALC888 Digital : ALC888 Digital : playback 1 : capture 1
00-02: ALC888 Analog : ALC888 Analog : capture 1
Client info
  cur clients : 1
  peak clients : 1
  max clients : 192

Client 0 : "System" [Kernel]
  Port 0 : "Timer" (Rwe-)
  Port 1 : "Announce" (R-e-)
Client 14 : "Midi Through" [Kernel]
  Port 0 : "Midi Through Port-0" (RWe-)
[sudo] password for b: