Questions tagged [hdmi]

HDMI (High-Definition Multimedia Interface) is an interface for audio/video transmission between devices, such as computers, and displays.

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No high refresh rates listed with Iris Xe, but works with NVIDIA

I have two laptops connected to the same monitor (Dell G3223D) via HDMI. Both laptops run Arch Linux. One laptop has an NVIDIA card (RTX 3080) and the other is an Iris Xe (i7-1260p). The monitor ...
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HDMI not works once unplugged and pluged again

Hello i am experiencing a very weird issue i checked other similar questions in the stack but it seems they are old and some how not working for me. PROBLEM When i attach external LED using HDMI in my ...
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HDMI output suddenly stopped working

I installed a fresh Fedora 36 onto my MSI-GS75 laptop yesterday and everything was going smooth until about half an hour ago. The laptop was connected to a 65' 4k TV via a HDMI port on the laptop. It ...
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Arch Linux won't play sound at all

My Arch Linux installation refuses to play sound regardless of what I do. I have run aplay -l and it is recognizing my sound cards. Here is the output: **** List of PLAYBACK Hardware Devices **** card ...
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Intel Smart Sound Technology - No sound - Dummy Ouput

I have bought a new laptop and installed a GNU/Linux distro along with Windows 10, the problem I am having is that I have no audio, the audio does not work with any distro that I tried while on ...
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How to pipe command into running cec-client instance? [duplicate]

I am following this stack exchange answer trying pipe commands into a running background process. In my case I am using cec-client to control devices over HDMI with my Raspberry Pi. I want to run cec-...
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Run script every time HDMI connects/disconnects on Fedora 36?

I want to run a script every time my HDMI is connected or disconnected, is there any tools that allow me to this? I'm using Fedora 36 with GNOME 42 on Wayland.
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HDMI not working in debian 11, should I update my graphics driver?

Debian 11 laptop Graphics Driver: Mesa Intel(R) UHD Graphics 630 (CFL GT2) When I plug in a HDMI connection from my laptop to my TV it doesn't connect. When I run xrandr the output isn't shown either....
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Can Linux Mint v20.3 send 1080P display output signal over CAT6 cable?

I got an Asus PN51, Ryzen mini-ITX PC running Linux Mint v20.3. It is connected to my living room LG SmartTV HDMI port which allows me to see YT videos without ads. I would now like to have the same ...
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No sound via HDMI on a 4k TV on Fedora

I've had issues with Debian on my USFF HP ProDesk 400 G5 and the connected 4k TV (Screen tearing, resolution and sound issues), so I wanted to give Fedora a chance. I've booted the latest Workstation ...
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HDMI Monitor won't work after waking up from deep mem state

I was testing power management and when I issue a "mem" "deep" state, the system does suspend for a about a second (power button starts to flash) then kicks on again. However the ...
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HDMI not working in debian bullseye on Lenovo P15v with nvidia driver

I have a new laptop and managed to install the proprietary nvidia driver version 470. Using the integrated screen works fine so far but attaching a screen to HDMI does nothing. It is not recognised. I ...
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GRUB hangs / crashes with HDMI display

I just finished building my Klipper controlled 3d printer. As a host PC I'm using an Asrock J4105m motherboard running Debian 11. To interact with the control software I bought this touch display: ...
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lspci command doesn't detect monitor through mini dvi port

I just wired a just received 2005 Toshiba TDP S25 Projector VGA to the mini dvi port of my GP66 Leopard via an adapter. However, when I select "Computer 1" on the toshiba menu I have a mere &...
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Screen brightness and HDMI not working on Ubuntu 16.04 AMD Ryzen 5 laptop

Mine is a Dell Inspiron 5000 series laptop with AMD Ryzen 5 processor. I am not being able to adjust my screen brightness on Ubuntu 16.04 LTS. Also it can't connect to external HDMI. I tried almost ...
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Analog out sink not available without headphones

I want to output the audio to both HDMI and analog out. I tried with paprefs and pavucontrol without luck. It creates the virtual simultaneous output device, but the audio outputs from the HDMI only. ...
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External monitor not detected over HDMI - Debian Lenovo X1 Carbon

I am trying to connect external monitor to my Lenovo X1 Carbon 8th gen laptop. Even after connecting the HDMI cable, there is no signal over HDMI. Here is the xrandr output Screen 0: minimum 320 x 200,...
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No Audio From HDMI?

I am using CentOS 7.9 and I have Asus H110M-E (which has built-in audio and video) and GeForce GT 710 video card with the driver installed via yum: (1/4): nvidia-x11-drv-470.103.01-1.el7_9.elrepo....
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Arch - No output from my usb-c to hdmi hub

I'm trying to connect my pen display to my laptop through a usb hub with a '4k hdmi' port, but neither the tablet nor the other monitor I've tried have gotten any signal. It's possible that the port ...
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HDMI - how to turn on display and switch input

I have a TV which has 4 HDMI inputs. I have a Chromecast and a Nintendo Switch connected, and I've noticed that when I turn any of them on (for example try to cast something from my phone), the TV ...
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NVIDIA hdmi output not working

I'm running Garuda linux on my desktop and my computer has 2 HDMI ports and one of those comes from the NVIDIA 2070 super. The regular HDMI works all the time with no issues but the nvidia one just ...
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Connecting Laptop to TV via HDMI causes system freeze

Recently installed Solus and everything looks great for the most part, yet there is one rather irritating issue. I often connect my laptop to my TV (Hisense), but now with Solus the laptop freezes ...
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How to automaticaly switch to HDMI audio when connected?

I need to make laptop running Debian 11 with KDE automatically switch from speakers to HDMI sound output (Digital Stereo (HDMI) output) when HDMI cable connects, and back to speakers when HDMI ...
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Cannot share screen with TV through HDMI

I am unable to share screen with my LG TV on ubuntu 20.04. I have installed vino for sharing screen via hdmi. When I connect my LG TV with my laptop, the screen is not shared but my TV is visible in ...
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Cracks and pops in HDMI audio output in linux (Debian)

Problem description I am trying to get the audio to work correctly in my Linux installation. However, every time the audio signal goes to zero, even for only about half a second, and when it comes ...
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Laptop screen and monitor go blank for a few seconds whenever playing sound

I'm using Debian Bullseye on an Acer Swift laptop (I also had this issue when I was on Debian Buster). When I have an external monitor connected via HDMI, frequently both displays (the laptop screen ...
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OPENSUSE HDMI monitor not recognized

I have problem with my integr. graphic card in my laptop MSI Summit 14- Intel IRIS XE. Display at laptop working fine, but if i plug external monitor to hdmi, nothink is recognized. Cable is ok, ...
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No sound over HDMI with Nvidia GPU

Disclaimer: yes I know there are tons of posts on this and other forums about pretty much the same. I have been through many of them and I can't figure out what is wrong. Any help would be appreciated....
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pulseaudio setup, to listen my left HDMI display as left speaker and my right as right speaker

I have two displays in front of me and both are connected with DP/HDMI. Now I try to setup Pulseaudio to have a sink which is mapped as: Both speakers (R/L) from my left displays should go to the left ...
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Unable to detect second monitor via HDMI port

Fairly new to the Linux world but any support from the community would be appreciated. The core of the issue is I'm having a hard time understanding why my laptop isn't able to detect a secondary ...
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My 2nd Monitor suddenly stopped working

So I was trying to use my second monitor on my Ubuntu laptop for class as usual, but for some reason it wasn't picking up signal from my laptop at all. I tried to see if it was a problem with my ...
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Disabling onboard sound so that I can use ASUS Strix Soar as default sound card

Pulseaudio murdered my last Audigy 2 soundcard, it did this because it kept turning the PCM to maximum volume on the sound card, and it kept changing the audio levels automatically every time i ...
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Ubuntu 16.04 HDMI audio stopped working (shows as unplugged but works in tty1)

I'm running ubuntu 16.04 and connecting to an Onkyo receiver w/ HDMI for sound. Initially everything worked fine and I was able to select HDMI output from Settings > Sound > Output. Something ...
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Mysterious problem on setting up Reverse Prime (NVIDIA Optimus offloading through OutputSink) for an HDMI external monitor

I just recently decided to try Prime (NVIDIA offloading applications to its gpu, while system using integrated gpu, in my case Intel HD630) on my Slackware-current laptop, and soon I discovered that I ...
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PulseAudio changes default device occasionally

I run Devuan GNU/Linux 3 Beowulf. My system uses pulseaudio. I have an on-board audio device, 2 GPUs with their own audio capabilities (e.g. via HDMI) and on-board HDMI which goes to my monitor (that ...
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Only one HDMI port recognized on USB-C dock

I've gotten my hands on a JCD543 and only the HDMI/DP combination port is detected on my carbon x1 5th gen running linux while the secondary HDMI and VGA port are not. $ dmesg -w [337962.676809] pci ...
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Linux not reactivating HDMI link after switching projector on

My PC has a Geforce 980 Ti card and is running Linux Mint 20.1 MATE with Nvidia driver version 460.32.03. The attached displays are a LG LCD monitor on DisplayPort and an Optoma UHD42 projector on ...
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How can I recover if built-in laptop monitor and external monitor isn't working?

My laptop's built-in monitor is already broken. So, I tried to use an HDMI cable to connect to an external monitor, and it displayed and worked without any problems for few hours. I had to restart the ...
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HDMI Port not working - Lenovo Thinkpad T570 with Ubuntu 20.04

I try to connect my Lenovo ThinkPad T570 via the HDMI port to my monitor but it seems like my Ubuntu 20.04.2 LTS using GDM3 does not recognize it. I already verified that the HDMI cable is working ...
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How to set force-dvi on wayland?

While I've figured out how to set a custom resolution on wayland via: https://askubuntu.com/questions/973499/wayland-how-to-set-a-custom-resolution, I cannot figure out how to set the wayland ...
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thunderbolt port not sending video

I have a razr stealth RZ0901952E72 running ubuntu20.04 5.4.0-58-generic. When using a macbook with usb-c ports I could run a philips 243V5L using a usbc-hdmi cable. I'd like to do the same with the ...
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How to use a 4K monitor with 60Hz and HDMI 2 on Debian/KDE with onboard graphics / only free graphics drivers?

I have a 4K monitor capable of 60 Hz with HDMI 2. I have it connected to my machine with the 60Hz-capable cable that came with the monitor. However, in the Display options of KDE the highest Refresh ...
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How to send audio over HDMI without treating it as a separate display?

I have a 4k monitor connected via DisplayPort and an audio receiver connected via HDMI. The receiver is too old to support 4k, so I can't just pass through video to the display - they need to be ...
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Disable energy saving settings completely? HDMI signal lost (DPMS and screensaver already disabled)

On my MX Linux XFCE environment I have the problem that after a certain time without interaction after power on the HDMI signal is lost and can only be retrieved with pressing a keyboard key. I would ...
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Can't set the resolution to 1080 on a VGA to HDMI adapter on Debian 10 (Thinkpad X220)

I've tried this : https://wiki.archlinux.org/index.php/xrandr#Permanently_adding_undetected_resolutions Here I was advised on the Debian IRC channel to change the path of the config file to: /etc/X11/...
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With HDMI audio, sound volume control does not work in Gnome-3.38 on FreeBSD-12.1

I have a 2nd Gen Intel Sandy bridge Core i3 system with integrated graphics. I am using HDMI output which is connected to my monitor from where the jack is connected to my 2.1 Logitech speaker system. ...
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External monitor through 'HDMI - USB-C adapter' detected, but gives black screen

I've recently bought a new Asus TUF Gaming A15 laptop which has a HDMI and a USB-c port. My setup is as follows: Laptop: Asus TUF Gaming A15 OS: Kubuntu 20.04 Monitor 1: Laptop screen Monitor 2: ...
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Deepin 20 - HDMI not working

I installed Deepin 20 (Community) and HDMI port not working. I've already check ISO MD5 and everything is ok. Also, i tried to install in these following OS and the results are: Deepin 15.10: HDMI ...
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How do you send/stream AC3/A52 encoded audio via HDMI?

I need my multi-channel (game) audio to be AC3 (or DTS) encoded and sent over HDMI (don't want to bore you with the details). I've tried following multiple howtos, like https://help.ubuntu.com/...
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Debian 10 does not recognize HDMI and problems to switch to Nvidia

Hi I'm having to many problems to connect a Samsung HDMI monitor to my Laptop with Debian GNU/Linux 10 (buster) I've already done reasearch but nothing seems to work. These are my outputs to some ...

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