headphones works for a moment and then stop

[Rodd Clarkson]

On Fri, 2010-04-16 at 10:21 -0700, Adam Williamson wrote:
> On Fri, 2010-04-16 at 14:18 +1000, Rodd Clarkson wrote:
> > Hi all,
> > 
> > If I boot into f12 or f13 and play something using rhythmbox I hear
> > sound through my speakers on my laptop.
> > 
> > If I plug in the headphones with them already on a hear sound in the
> > headphones for less than a second, and then I get nothing.
> > 
> > Unplug the headphones and sound works through the speakers. Replug the
> > headphones and there's no sound at all each time after the first.
> > 
> > I've tried restarting pulseaudio.  I've look at aslamixed -c 0.
> > 
> > Has anyone had similar experiences?
> > 
> > I've searched for bugs on this and added comments to a couple, but in
> > most cases they were f11 related with on f12.  I'm not seeing anything
> > f13 at this stage.
> 
> If you run pavucontrol and go to Output Devices tab, is there a
> 'headphones' entry in the Port drop-down menu for the device in
> question? Does that help? (In my experience it never does anything good,
> but worth trying).

Good tip, but nothing.

The VU meter dances up and down for headphones, but no sound comes from
the headphones.

Argghhh!


R