Sound problem

[Karl Vanwynsberghe]

On Wednesday 26 November 2008 19:31:12 Nigel Henry wrote:
 > On Wednesday 26 November 2008 15:57, Karl Vanwynsberghe wrote:
 > Hi,
 >
 > I'm currently  running Kubuntu intrepid on my acer 6920.
 > Although it looks like kubuntu detected the sound system... there's no
> > sound at all.
> >
> > Any ideas?
>
> Hi Karl.
>
> As I seem to be on a roll at the moment, with helping folks with sound
> problems, let's go for it.
>
> First, to check that nothing is muted, open Alsamixer on the CLI
> (Konsole), and check that no controls are muted, and sliders like Master,
> PCM, Front, and CD are up.
Master:89  /  Headphone:00 /  PCM:100<>100  /  Front: 81<>81  /  ...
/ ==> not sure what this is... IEC958:00  /  IEC958 D :00
> You may have to set a model option for snd-hda-intel to get the sound
> working on your machine. Open Konsole, then, sudo kate (or kwrite if it's
> installed), then navigate to /etc/modprobe.d/alsa-base. Now add the
> following line to the alsa-base file.
>
> options snd-hda-intel model=acer-aspire
I've added:
#aanpassingen:
options snd-hda-intel model=acer-aspire
> Save the changes, and reboot. Open alsamixer again, and make sure
> nothings muted and the sliders mentioned above are up.
>
> Usually I check out if the sounds working with an audio cd, and Kscd, but
> you usually get sounds when logging in, if the sounds are up and running.
>
> Let's go with the stuff above for the moment, and see how it goes.
>
> You could also post the output of the following commands.
>
> cat /proc/asound/cards
result:
0 [Intel          ]: HDA-Intel - HDA Intel
                      HDA Intel at 0xfc300000 irq 22
> cat /proc/asound/version            (this should be 1.0.17)
result:
Advanced Linux Sound Architecture Driver Version 1.0.17.
> > lsmod | grep snd
result:
snd_hda_intel         381488  1
snd_pcm_oss            46848  0
snd_mixer_oss          22784  1 snd_pcm_oss
snd_pcm                83204  2 snd_hda_intel,snd_pcm_oss
snd_seq_dummy          10884  0
snd_seq_oss            38528  0
snd_seq_midi           14336  0
snd_rawmidi            29824  1 snd_seq_midi
snd_seq_midi_event     15232  2 snd_seq_oss,snd_seq_midi
snd_seq                57776  6
snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_seq_midi_event
snd_timer              29960  2 snd_pcm,snd_seq
snd_seq_device         15116  5
snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_rawmidi,snd_seq
snd                    63268  11
snd_hda_intel,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_seq_oss,snd_rawmidi,snd
seq,snd_timer,snd_seq_device soundcore              15328  1 snd
snd_page_alloc         16136  2 snd_hda_intel,snd_pcm
> > lspci -vn      (just the bit for the soundcard)
result:
00:1b.0 0403: 8086:284b (rev 03)
      Subsystem: 1025:0146
      Flags: bus master, fast devsel, latency 0, IRQ 22
      Memory at fc300000 (64-bit, non-prefetchable) [size=16K]
      Capabilities: <access denied>
      Kernel driver in use: HDA Intel
      Kernel modules: snd-hda-intel
 > grep ^Codec /proc/asound/card?/codec*
 result:
 /proc/asound/card0/codec#0:Codec: Realtek ALC889
 /proc/asound/card0/codec#1:Codec: LSI ID 1040

 > All the best.
 >
 > Nigel.

 I hope the info above is helpfull because i still have no sound at all.
 (ps: thx for the help!)

 Karl,

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