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#1 2024-07-02 11:11:15

TechXero
Member
Registered: 2022-05-20
Posts: 29

nVidia 470xx No Signal after update

Hello

So many different replies I found on here related to nVidia but none specifically about 470xx. So I will list what I have tried so I don't get similar solutions. I am on KDE Plasma 6.1.1 X11 no Wayland coz of old nVidia GPU.

I have a single monitor hooked to an old GeForce GT710 card, after update I see Grub then since I use autologin I get No Signal, no displays detected either in nvidia settings or KDE settings, what I have tried was

- Linux-LTS Kernel with headers
- Mainline Kernel+Headers
- Generating /etc/X11/xorg,conf which fails
- Deleting kscreen which slowed down my system to a crawl
- Adding the drm stuff to grub even tried putting them in  /etc/modprobe.d/nvidia.conf...
- Downgraded nvidia drivers 3 versions down
- Downgraded kwin 2 versions down
- Downgraded Kernel 2 versions down

Absolutely nothing is working.

What else can I try ?

Last edited by TechXero (2024-07-02 11:29:46)

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#2 2024-07-02 14:26:15

seth
Member
From: Won't reply 2 private help req
Registered: 2012-09-03
Posts: 75,272

Re: nVidia 470xx No Signal after update

Have you ensured that the monitor still works? Cable? Did you try a different output (there was some issues wrt DVIs, but that's on 555xx)

- Generating /etc/X11/xorg,conf which fails

Don't do that, but please post your Xorg log, https://wiki.archlinux.org/title/Xorg#General


I have a single monitor … I get No Signal, no displays detected either in nvidia settings or KDE settings

If you have only one output and it gets no signal… how do you gage the output of nvdia- or systemsettings?
Do you still get a signal on the console?

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#3 2024-07-02 14:30:53

TechXero
Member
Registered: 2022-05-20
Posts: 29

Re: nVidia 470xx No Signal after update

My Xorg log
https://wormhole.app/WxK54#CfJCTBoq-8LzxKJUzbAN5w

As to how I know I simply remoted in via NoMachine n was able to run nvidia-settings. I can see grub, and TTY nothing else on machine itself, I cannot even get to Bios all I get is black screen so I am thinking GPU just died. I removed nVidia drivers still same issue, HDMI port is totally dead DVI works but dies as soon as any drivers load.. Also no Bios...

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#4 2024-07-02 14:41:44

seth
Member
From: Won't reply 2 private help req
Registered: 2012-09-03
Posts: 75,272

Re: nVidia 470xx No Signal after update

[    46.055] (==) Using config file: "/etc/X11/xorg.conf"

Get rid fo that file.

[    46.099] (II) Platform probe for /sys/devices/pci0000:00/0000:00:03.0/0000:03:00.0/simple-framebuffer.0/drm/card0

That's the SIMPLYDUMB device, enable https://wiki.archlinux.org/title/NVIDIA … de_setting - use the "nvidia_drm.modeset=1" kernel parameter (modprobe.conf won't do!)
This will also expose any edid to the drm subsystem

[    50.717] (WW) NVIDIA(0): Unable to match display device name "HDMI-1" from
[    50.717] (WW) NVIDIA(0):     nvidiaXineramaInfoOrder

And post the output of "xrandr -q" along an updated xorg log (if the above doesn't fix it)

If

[    50.721] (EE) NVIDIA(GPU-1): Failed to initialize the NVIDIA graphics device!
[    50.721] (EE) NVIDIA(G0): Failing initialization of X screen
[    50.722] (II) UnloadModule: "nvidia"
[    50.722] (II) UnloadSubModule: "wfb"
[    50.724] (EE) NVIDIA(GPU-1): Failed to initialize the NVIDIA graphics device!
[    50.724] (II) NVIDIA(GPU-1): Deleting GPU-1

still shows up, please also post your complete system journal for the boot:

sudo journalctl -b | curl -F 'file=@-' 0x0.st

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#5 2024-07-02 14:47:37

TechXero
Member
Registered: 2022-05-20
Posts: 29

Re: nVidia 470xx No Signal after update

As I said in OP I tried both modprobe.d and Grub to no avail. Also I removed drivers still the same so no need for all that as files no longer exist
https://0x0.st/XaLj.txt

Also whole system laggy dunno why

xrandr -q
`Can't open display `

Last edited by TechXero (2024-07-02 14:56:57)

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