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Re: Some keys on the keyboard do not work

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On 8/10/20 7:56 AM, Eugen Dedu wrote:
> Hi,
>
> I have a Dell Latitude 5580 laptop, and have been a happy debian 
> unstable user for 20 years.  I have a very weird problem with its 
> builtin keyboard which slows down my work significantly (ctrl-c, 
> ctrl-x, ENTER etc. do not work):
>
> Since several months ago some keys on my keyboard do not work, in all 
> the applications (e.g. gnome-terminal, emacs, thundebird, firefox). 
> When I press on them, very often nothing happens (usually, I press on 
> them for 10 seconds to make appear the character), sometimes the key 
> appears twice, and sometimes it works flawlessly.  When it works, it 
> works for several minutes or several hours; similarly, when it does 
> not work, it does not for several minutes or hours or days.  I use 
> very often suspend/resume, I also use xmodmap and awesome window 
> manager, but I suppose this is irrelevant.
>
> The problematic keys are found on the last row: xcvm,. (but zbn work) 
> and the bottom keys (ctrl, alt, window, however space works always 
> correctly), plus ENTER key.
>
> I have always thought that it is a X problem which will get fixed. 
> Interesting, a few days ago I noticed that on grub I have the same 
> problem: c and ENTER did not work.  So now I wonder if it is not a 
> hardware problem, however sometimes it works for a long time!
>
> I have looked at Xorg.0.log, without seeing anything wrong.
>
> How can I track down where the problem is, and fix it?
>
> Thanks,
> Eugen
>
For a quick answer, why not borrow a keyboard from some friend, or even 
a friendly dealer, and see if the problem goes away?
--doug, WA2SAY

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Thread

Some keys on the keyboard do not work Eugen Dedu <eugen.dedu@univ-fcomte.fr> - 2020-08-10 14:20 +0200
  Re: Some keys on the keyboard do not work rhkramer@gmail.com - 2020-08-10 15:00 +0200
    Re: Some keys on the keyboard do not work Stefan Monnier <monnier@iro.umontreal.ca> - 2020-08-11 01:10 +0200
      Re: Some keys on the keyboard do not work rhkramer@gmail.com - 2020-08-11 01:50 +0200
        Re: Some keys on the keyboard do not work Stefan Monnier <monnier@iro.umontreal.ca> - 2020-08-11 04:40 +0200
          Re: Some keys on the keyboard do not work rhkramer@gmail.com - 2020-08-11 15:20 +0200
            Re: Some keys on the keyboard do not work Dan Ritter <dsr@randomstring.org> - 2020-08-11 16:00 +0200
              Re: Some keys on the keyboard do not work Doug McGarrett <dmcgarrett@optonline.net> - 2020-08-11 22:00 +0200
                Re: Some keys on the keyboard do not work Dan Ritter <dsr@randomstring.org> - 2020-08-11 23:30 +0200
                Re: Some keys on the keyboard do not work songbird <songbird@anthive.com> - 2020-08-12 11:50 +0200
                Re: Some keys on the keyboard do not work Doug McGarrett <dmcgarrett@optonline.net> - 2020-08-12 20:00 +0200
            Re: Some keys on the keyboard do not work Stefan Monnier <monnier@iro.umontreal.ca> - 2020-08-11 16:30 +0200
              Re: Some keys on the keyboard do not work rhkramer@gmail.com - 2020-08-11 17:50 +0200
                Re: Some keys on the keyboard do not work rhkramer@gmail.com - 2020-08-11 23:00 +0200
                Re: Some keys on the keyboard do not work Dan Ritter <dsr@randomstring.org> - 2020-08-11 23:40 +0200
                Re: Some keys on the keyboard do not work songbird <songbird@anthive.com> - 2020-08-12 11:50 +0200
  Re: Some keys on the keyboard do not work Stefan Krusche <linux@stefan-krusche.de> - 2020-08-10 15:00 +0200
  Re: Some keys on the keyboard do not work Doug McGarrett <dmcgarrett@optonline.net> - 2020-08-10 20:00 +0200
  Re: Keyboards, was Is there a way to corrupt the BIOS …, Some keys …  do not work David Wright <deblis@lionunicorn.co.uk> - 2020-08-11 06:30 +0200
  Re: Some keys on the keyboard do not work Eugen Dedu <eugen.dedu@univ-fcomte.fr> - 2020-08-14 11:00 +0200
    Re: Some keys on the keyboard do not work deloptes <deloptes@gmail.com> - 2020-08-14 22:00 +0200

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