Sounds like your card is on the way out to me On Thu, 10 Apr 2025, 21:58 Peter Alefounder via Hampshire, < hampshire@mailman.lug.org.uk> wrote:
> Can anyone explain this, please? > > For some time, my computer has had an intermittent problem: the video > output (HDMI) fails to work for a short time, seconds to minutes. The > screen just goes completely blank. It usually recovers, but sometimes > I have to restart the computer. The problem does not usually occur > after I have been using the computer for a while, maybe 20 minutes, > just soon after startup. > > More recently, the problem occurs on startup. Everything is normal > until the login window should appear, but I just get a blank screen. > The only option here is to restart, often several times, until I get > > a login window. I have the impression that having the mains power on > for maybe 30 minutes before starting reduces the frequency of this > problem. > > The system is Debian GNU/Linux 11, KDE Plasma, running on 12 x AMD > Ryzen 5 5600G with Radeon Graphics, AMD RENOIR graphics processor. > > I would be grateful for any ideas of what is going wrong here, and how > to fix it. An internet search has not helped, I have not found any > mention of any similar problem. > > > Peter Alefounder. > > -- > Please post to: Hampshire@mailman.lug.org.uk > Manage subscription: https://mailman.lug.org.uk/mailman/listinfo/hampshire > LUG website: http://www.hantslug.org.uk > -------------------------------------------------------------- >
-- Please post to: Hampshire@mailman.lug.org.uk Manage subscription: https://mailman.lug.org.uk/mailman/listinfo/hampshire LUG website: http://www.hantslug.org.uk --------------------------------------------------------------
