So the interesting thing is that this *never* happened previous to WSJT-X
v2.2.0.  I've been running this hardware setup for nearly two years.

Also interesting is that merely shutting down WSJT-X and restarting it
resolves the issue.

I have to see how JTDX behaves.

73,
Steve
NN4X


On Wed, May 27, 2020 at 10:03 AM Black Michael via wsjt-devel <
wsjt-devel@lists.sourceforge.net> wrote:

>
> It has to do with Windows shutting off sounds.  They assume that if you
> put your monitor to sleep surely you want all of your sound devices to
> sleep too.
> That's why I use the power button on the monitor and have no problems that
> way.
>
> Microsoft has no concept of audio other than speakers and headphones.
> Been trying to get them to put a "leave this audio device alone" checkbox
> or such.  No joy and probably never will be since we hams number in the
> 10's of thousands compared to the millions of speaker/headphone people.
>
> Mike W9MDB
>
>
>
>
> On Wednesday, May 27, 2020, 08:47:14 AM CDT, Bill Somerville <
> g4...@classdesign.com> wrote:
>
>
> Hi Steve,
>
> I am not exactly sure how to stop it happening, but an HDMI monitor going
> to a power saving mode causes USB devices to be re-enumerated. That happens
> without WSJT-X getting any notification, and a selected USB audio device
> can suddenly become a different device. It may be something to do with HDMI
> providing a USB capability.
>
> 73
> Bill
> G4WJS.
>
> On 27/05/2020 01:45, Steve Sacco wrote:
>
> Hi Bill -
>
> Yes, it is connected to HDMI.
>
> 73,
> Steve
> NN4X
>
>
> On Tue, May 26, 2020 at 6:45 PM Bill Somerville <g4...@classdesign.com>
> wrote:
>
> On 26/05/2020 23:38, Steve Sacco wrote:
> > After holding back on trying out v2.2.0-rc1, I finally installed it.
> > It was right around Microsoft Patch Tuesday, IIRC, but don't recall
> > whether it  was prior to applying those latest patches, or not.
> >
> > Ever since, I've noted that whenever my PC turns off my screen (as
> > part of the power management settings - and note that I have "When
> > plugged in, PC goes to sleep after Never" set), WSJT-X loses the
> > output audio setting, although it is still set correctly in the
> > drop-down box - and transmits through my speakers.
> >
> > If I simply shut down WSJT-X, and start it back up, it immediately
> > works correctly.  This is 100% repeatable.
> >
> > I presume this is a WSJT-X v2.2.0 issue, and not a Windows 10 problem,
> > as all other software I'm running seems to be working fine.
> >
> > Please let me know what I can do to assist.
> >
> > 73,
> > Steve
> > NN4X
> > EL98jh
>
> Hi Steve,
>
> is your monitor connected via HDMI?
>
> 73
> Bill
> G4WJS.
>
>
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