[PLUG] Sound

[Denis Heidtmann]

Denis Heidtmann wrote:
> Denis Heidtmann wrote:
>> Help.
>>
>> Sound out has quit on one channel only.  That is, system sound test, audacity, 
>> amarok, and on-line videos all lack output on one channel. The microphone 
>> plugged into the sound card, however, generates output on both channels (as seen 
>> by ecasignalview). I unplugged the cable to the amp at the sound card and tested 
>> to ensure that both channels respond, so the problem is not in the hardware 
>> external to the computer.
>>
>> ecasignalview shows signal on only one channel (from software sources).
>>
>> Kmix has a right/left balance slider.  It is set in the middle, but if I move it 
>> much at all the master volume drops to near zero. Raising the master control 
>> back up restores the working channel output, but the dead channel remains dead.
>>
>> Ideas?
>>
>> -Denis
> 
> Found this:
> 
> "I have a 1525n with Kubuntu Hardy (8.04) and to get full
> volume I have to slide the PCM and/or
> Front volume sliders from 100% to 0% and back to 100% to get volume on
> both channels (with the
> sound only coming out of one channel it is obviously lower in volume).
> I don't know why this happens and I haven't bothered to find out why..."
> 
> Works for me too. Do this after every boot??

Nope.  Fix remains after reboot.  Now what do you suppose happened, how did this 
movement of one slider down and up fix it, and where is the data stored which 
permanently changed when moving the Front slider?

-Denis