Hello, In the Message; Subject : Re: [oS-EN] New sound problem Message-ID : <1786509c-8df3-a4bd-a04b-1c8c9b551193@telefonica.net> Date & Time: Thu, 23 Jun 2022 08:15:01 +0200 [CER] == "Carlos E. R." <robin.listas@telefonica.net> has written: CER> On 2022-06-23 02:10, Masaru Nomiya wrote: [...] MN> > If I were you, I would use pavucontrol (or pavucontrol-qt). CER> I already tried the former. It shows the headphones as playing, there is CER> sound activity in the moving graph, but the headphones remain silent no CER> matter if I crank their volume to max. CER> There is a hiss in them, which proves they are connected to the hardware. CER> I can switch, in pavucontrol, to the loudspeakers, but they also remain CER> silent. This is suspicious. CER> It means that some software is silencing them both, and forcing CER> this. I don't think so. Is there something wrong with the sound card.....? Regards & Good Night. --- ┏━━┓彡 Masaru Nomiya mail-to: nomiya @ galaxy.dti.ne.jp ┃＼／彡 ┗━━┛ "It should never be said that it is OK to ignore the theoretical as long as it becomes a tool." -- T. Mori (The original is in Japanese) --