Almost for sure, pulse auio has got a part in this mess. > This is all very interesting. We have two video monitors in our > house with VGA connectors. One was easy to get to but very old. The > other is about ten years old and much more advanced. It turns out that > it is capable of syncing to multiple frame rates and it performs > flawlessly on the computer in question. > > It turns out that there is a perfect desktop that > appears every time in both Vinux3.1 and the ubuntu live CD but > both run totally silently which is kind of a bad thing, as sound > is everything, here. > > I did try something kind of similar to what is discussed > below in that I brought up the ubuntu9 version of orca that does > talk and made a shell script using terminal to set the amixer > controls that appear to be on and working and would contribute > to hearing sound. > > The script is: > > #! /bin/sh > amixer sset 'Master',0 100%,100% on,on > amixer sset 'PCM',0 85%,85% on,on > amixer sset 'Center',0 100%,100% on,on > > With my wife watching, I booted vinux3.1, typed > Control-Alt-t to start the terminal and then performed sudo su - > to be root. > > All that worked as expected so I plugged in the thumb > drive that I had saved that script to, mounted it on /mnt and > then typed: > > sh /mnt/setmixer (the name of the file with those commands) > > The commands were accepted. When run on the working > sound system in ubuntu9, they turned up the volume a bit because > I set some sliders to 100% > > With the vinux3.1 CD, the commands mimed as if they had > worked, but no sound resulted. > > This is certainly not a vinux problem because the > ubuntu10.10 live CD mimics the same behavior as near as I can > tell. We get a perfect desktop. The language selection and > calling of orca works on screen just like the instructions for > starting it say, but no sound ever pours forth. > > I bet both will talk if I can monkey-wrench that sound > card to actually be on and producing signals. > > There is only one sound card on the system and that is > the on-board chip set that Dell uses. > > The hardware discovery process for sound has always been > problematic through the years and here, it seems to prove that > quote attributed to Mark Twain. "It's not what we don't know > that hurts us, but what we know that just ain't so." > > Jude DaShiell writes: > > ---------- Forwarded message ---------- > > Date: Sat, 9 Apr 2011 05:13:15 > > From: Albert Sten-Clanton <albert.e.sten_clan...@verizon.net> > > To: 'Jude DaShiell' <jdash...@shellworld.net>, orca-l...@gnome.org > > Subject: RE: [orca-list] Installing ubuntu desktop- I Give Up! (fwd) > > > > Greetings! > > > > The problems in the message you forwarded sound a good deal like ones I > > had. > > I don't know what might work with a Ubuntu live CD, which I'd like to so I > > could play with the Unity desktop. I did get Vinux 3.1 to work, though, > > thanks to the Vinux quickstart guide: > >
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