Comment 15 for bug 318942

Mine is a 1020la, running UNR 9.04.

> lspci | grep Audio
00:1b.0 Audio device: Intel Corporation 82801G (ICH7 Family) High Definition Audio Controller (rev 02)

>uname -r
2.6.28-11-generic

>hwinfo --sound
20: PCI 1b.0: 0403 Audio device
  [Created at pci.314]
  UDI: /org/freedesktop/Hal/devices/pci_8086_27d8
  Unique ID: u1Nb.MjZApDJ7QzC
  SysFS ID: /devices/pci0000:00/0000:00:1b.0
  SysFS BusID: 0000:00:1b.0
  Hardware Class: sound
  Model: "Intel 82801G (ICH7 Family) High Definition Audio Controller"
  Vendor: pci 0x8086 "Intel Corporation"
  Device: pci 0x27d8 "82801G (ICH7 Family) High Definition Audio Controller"
  SubVendor: pci 0x103c "Hewlett-Packard Company"
  SubDevice: pci 0x361a
  Revision: 0x02
  Driver: "HDA Intel"
  Driver Modules: "snd_hda_intel"
  Memory Range: 0xfe938000-0xfe93bfff (rw,non-prefetchable)
  IRQ: 2300 (398022 events)
  Module Alias: "pci:v00008086d000027D8sv0000103Csd0000361Abc04sc03i00"
  Driver Info #0:
    Driver Status: snd_hda_intel is active
    Driver Activation Cmd: "modprobe snd_hda_intel"
  Config Status: cfg=new, avail=yes, need=no, active=unknown

I have all updates installed.

@Shaved Wookie: I'm not sure what it could be your problem, since i'm relatively new to ubuntu. Perhaps some packages are not installed.