[mythtv-users] Volume doesn't have effect

Brad DerManouelian myth at dermanouelian.com
Sun Jan 14 17:41:15 UTC 2007

On Jan 14, 2007, at 2:21 AM, Matthias Thyroff wrote:

> Dave M G schrieb:
>> MythTV Users,
>> The next thing on my list of small fixes:
>> When I increase or decrease the volume, an indicator appears on my
>> screen to indicate that it's going up or down.
>> But, the volume I hear remains exactly same.
>> Mute also has no effect. Text appears on the screen saying "Mute  
>> on" or
>> "Mute off", but the sound remains on.
>> So while I can hear sound, I can't control it.
>> Where would I start in order to diagnose and hopefully solve this  
>> problem?
>> Thank you for your time and help.
>> --
>> Dave M G
>> Ubuntu 6.06 LTS
>> Kernel
>> Pentium D Dual Core Processor
>> PHP 5, MySQL 5, Apache 2
>> _______________________________________________
>> mythtv-users mailing list
>> mythtv-users at mythtv.org
>> http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users
> Hi again,
> how many sound cards do you have in your system? On my desktop, I  
> have a
> sound card and a USB headset. If I press the volume button on the usb
> headset, I can see the kde indcator for the volume change the volume,
> but it changes the volume of the internal sound card, not the headset.
> So, play tv. Open a terminal. Try to change the volume with alsamixer
> and find the correct device which actually lets you change the volume.
> Then check if in your frontend settings, this device is configured as
> your mixer device. Maybe that's your problem?
> BTW, i had set the frontend to control the pcm volume. Mplayer would
> control the master volume. It works much better for me to control  
> master
> in the frontend and mplayer, because otherwise you might turn down
> master in mplayer and then, back in the frontend you can't turn up the
> volume again.
> Cheers
>     Matthias

Also note if you have audio passthrough turned on (like I do for  
optical audio to my receiver), you will lose the ability to control  
the volume with myth controls since it's not altering the audio in  
any way. Just passing it through to your audio device.

More information about the mythtv-users mailing list