[clug] Laptop Problem
Stephen Hocking
stephen.hocking at gmail.com
Thu Mar 4 01:44:06 UTC 2021
You can't ssh into it? Guess not. Have you tried booting it off a Linux CD/
USB?
On Thu, 4 Mar 2021 at 11:54, Brett Worth via linux <linux at lists.samba.org>
wrote:
> Hi all.
>
> My laptop is dead! It's a Dell 9550 XPS 15 running Kubuntu 20.11.
>
> Yesterday I noticed that the screen was not blanking when the screen lock
> activated. It looked like something that might cause burn-in so needed to
> be addressed. I checked the power settings and all seemed OK there. I had
> an outstanding reboot to activate a kernel upgrade so I thought I'd just do
> that to see if it fixed the screen blanking problem.
>
> That's when it all went bad.
>
> Now I get the Dell splash screen immediately followed by the screen going
> black (no backlight) followed by the backlight coming on but nothing on the
> screen. After a few seconds the CPU fan starts ramping up so the cpu is
> just spinning. I have tried hitting escape over and over to see if I could
> break into grub but it will not. The keyboard buffer just fills and beeps
> rudely at me.
>
> When I get home I plan to look at it again by booting an iso and see if the
> disk looks OK. The Dell diagnostics run to completion without error.
>
> So my questions are:
>
> Could it be that the system is seeing a bogus suspend state at boot
> and loading garbage?
> How does that work? i.e. How does the BIOS know to just unsuspend?
>
> If it was just trying to unsuspend then I should not be seeing the Dell
> splash screen. So perhaps it thinks it's waking from hibernation? Now is
> unhibernate triggered?
>
> Anyway I just thought I'd rant about it so I don't cry about it.
>
> --
> Brett
>
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