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Re: Sound - none happening.......



On Mon, Feb 01, 2010 at 17:11:52 +1100, Charlie wrote:
> On Sun, 31 Jan 2010 14:14:25 +0100 Florian Kulzer shared this with us all:
> >On Sun, Jan 31, 2010 at 22:55:51 +1100, Charlie wrote:
> >> On Sun, 31 Jan 2010 11:23:01 +0100 Florian Kulzer shared this with us all:
> >> >On Sun, Jan 31, 2010 at 15:04:10 +1100, Charlie wrote:
> >> >> 
> >> >> Always had trouble getting sound to work with Debian, never had it
> >> >> working with Squeeze, though I might see if I could get it going
> >> >> again:
> >> >> 
> >> >> Acer 3614WLCi laptop
> >> >> 
> >> >> $ lspci | grep -i audio
> >> >> 00:1e.2 Multimedia audio controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) AC'97 Audio Controller (rev 03)

[ snip: kernel modules loaded, order of cards, etc. all seem to be OK ]

> aplay -lL
> 
> default:CARD=ICH6
>     Intel ICH6, Intel ICH6
>     Default Audio Device

[...]

> **** List of PLAYBACK Hardware Devices ****
> card 0: ICH6 [Intel ICH6], device 0: Intel ICH [Intel ICH6]
>   Subdevices: 1/1
>   Subdevice #0: subdevice #0
> card 0: ICH6 [Intel ICH6], device 4: Intel ICH - IEC958 [Intel ICH6 -
> IEC958] Subdevices: 1/1
>   Subdevice #0: subdevice #0
> card 1: pcsp [pcsp], device 0: pcspeaker [pcsp]
>   Subdevices: 1/1
>   Subdevice #0: subdevice #0
> card 2: Modem [Intel ICH6 Modem], device 0: Intel ICH - Modem [Intel
> ICH6 Modem - Modem] Subdevices: 1/1
>   Subdevice #0: subdevice #0

That looks OK, too.

> amixer
> 
> Simple mixer control 'Master',0
>   Capabilities: pvolume pswitch pswitch-joined
>   Playback channels: Front Left - Front Right
>   Limits: Playback 0 - 31
>   Mono:
>   Front Left: Playback 15 [48%] [-24.00dB] [off]
>   Front Right: Playback 15 [48%] [-24.00dB] [off]
> Simple mixer control 'Master Mono',0
>   Capabilities: pvolume pvolume-joined pswitch pswitch-joined
>   Playback channels: Mono
>   Limits: Playback 0 - 31
>   Mono: Playback 15 [48%] [-24.00dB] [off]
> Simple mixer control 'PCM',0
>   Capabilities: pvolume pswitch pswitch-joined
>   Playback channels: Front Left - Front Right
>   Limits: Playback 0 - 31
>   Mono:
>   Front Left: Playback 15 [48%] [-12.00dB] [off]
>   Front Right: Playback 15 [48%] [-12.00dB] [off]

[...]

It seems that you have muted all your playback channels ("[off]"), so I
am not too surprised that you do not hear anything. You have to unmute
at least "Master" and "PCM", possibly other channels as well. Try

  amixer set Master unmute
  amixer set PCM unmute

for a start.

You can also use "alsamixer" interactively while you run speaker-test so
that you will hear the effects of your changes immediately. (In
alsamixer, use CURSOR LEFT/RIGHT to select a channel, CURSOR UP/DOWN to
change the volume, M to mute/unmute, and ESC to exit.)

-- 
Regards,            |
          Florian   |


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