[alsa-devel] poor sound from ALC 850/880 in alsa 1.0.21 and 1.0.23
Colin Kincaid Williams
discord at uw.edu
Sat Nov 27 19:58:27 CET 2010
no, the motherboard has 6 plugs, but no digital outputs on the back.
Furthermore, I muted the CD channel, the line in was already muted,
but I still have crap sound compared to my $20 mp3 player. Something
else is wrong!
On Fri, Nov 26, 2010 at 11:48 PM, Raymond Yau
<superquad.vortex2 at gmail.com> wrote:
> 2010/11/27 Colin Kincaid Williams <discord at uw.edu>
>> On Fri, Nov 26, 2010 at 8:35 PM, Daniel Chen <seven.steps at gmail.com>
>> > Please use http://www.alsa-project.org/alsa-info.sh
> Node 0x17 [Pin Complex] wcaps 0x40018d: Stereo Amp-Out
> Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
> Amp-Out vals: [0x00 0x00]
> Pincap 0x0000003f: IN OUT HP Detect Trigger ImpSense
> Pin Default 0x01012014: [Jack] Line Out at Ext Rear
> Conn = 1/8, Color = Grey
> DefAssociation = 0x1, Sequence = 0x4
> Pin-ctls: 0x40: OUT
> Unsolicited: tag=00, enabled=0
> Connection: 1
> if your motherboard have 6 audio jacks (pink, blue , green , black , orange
> and grey ) and digital output at rear panel, you should try model=6stack-dig
> Simple mixer control 'CD',0
> Capabilities: pvolume pswitch penum
> Playback channels: Front Left - Front Right
> Limits: Playback 0 - 65
> Front Left: Playback 0 [0%] [-35.00dB] [on]
> Front Right: Playback 0 [0%] [-35.00dB] [on]
> Make sure that you have muted those playback volume control of "CD"
> ,"Line" to reduce noise from those input to your output
>>> Simple mixer control 'Channel Mode',0
>>> Capabilities: enum
>>> Items: '8ch'
>>> Item0: '8ch'
> only those motherboard with less than 4 output jacks need the "channel mode"
> control to retask some input jacks as output jacks
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> Alsa-devel at alsa-project.org
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