Questions tagged [hdmi]

HDMI (High-Definition Multimedia Interface) is a widely used interface for transmitting audio and video signals between devices and displays. Many PCs now include the ability to output audio/video directly to an HDMI port.

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Why isn't my USB C to HDMI cable that supports monitor extender working as expected?

I have an IdeaPad Flex 5 15ITL05 and then I bought a triple monitor extender. The USB C to HDMI cable that came with the monitor extender works fine. One of the monitors works. Then I bought a USB 3.0 ...
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Issues with monitor with HDMI

I use a KVM switch to share my 27 inch monitor between my work laptop (window) and my personal thinpc Asus PN50 with Ryzen running the latest Debian. My Monitor works fine with my laptop but not with ...
EPRAPANCHA's user avatar
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2 answers
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Why is my USB to HDMI adapter no longer working after a firmware update?

I have one of these USB to HDMI adapters; “Cablelera Adaptateur USB vers HDMI, USB 3.0/2.0 vers HDMI Audio Vidéo Vidéo HD 1080P Convertisseur pour PC, Ordinateur Portable HDTV Compatible avec Windows ...
Houssem's user avatar
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USB 3.0 to HDMI connector for GPU (displayLink)

I have this monitor: Philips Brilliance 241B7QUPEB/00 I takes video signals either using VGA or USB 3.0 It comes with a USB cable that is USB A to B. I did not know that it was possible to stream ...
gomahv's user avatar
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B760 GAMING X AX DDR4 VGA led is constantly on (HDMI not working)

I completed my new PC - everything works fine... USBs are charging,fans spinning, but the CPU and RAM LED blinks but the LED stays on the VGA .. What could be the issue? Not internal graphic port (...
Mr.P's user avatar
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I'm getting lag to external monitor (slow refresh rate) when using USB 3.0 to HDMI adapter

When I use laptop HDMI port, my external monitor works fine but when I use USB 3.0 type A to HDMI (adapter) then then external monitor is so laggy an works very very slow. Not all USB-C 3.0 has ...
Tej-work's user avatar
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Mac Mini has static screen when wake from sleep

Intermittently, about once a day, when waking my Mac Mini M2 from sleep, I'll get this screen instead of the lock screen: Is there anything I can do to fix this? Turning the monitor off and on again ...
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Why does my Lm722 Monitor only display the screen for a few seconds before turning black?

I have been trying to connect my Acer laptop to my monitor, but whenever I plug in the HDMI cable, it will only display for a few seconds before turning black. I have tracked the native resolution ...
Dinil Solanga's user avatar
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Why does a USB-C connected monitor goes blank when an embedded HTML browser video starts playing?

I have a Latitude 7490 i7-8650U 32GB RAM Windows 10 system with 2 external HP 24es monitors. The graphic card is Intel UHD Graphics 620. My resolution is set to 1920x1080. I am using a dual HDMI to ...
Fresh Codemonger's user avatar
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Dual-Link DVI-I vs Dual-Link DVI-D to HDMI

I have an older computer which has two outputs for a monitor: A Dual link DVI-D (24+1) and a Dual link DVI-I (24+5). I would like to connect this computer to a High Def TV through an HDMI cable to ...
ltcomdata's user avatar
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How to Prevent Automatic Activation of HDMI-Connected TV When Primary Monitors are Powered Off?

I'm using Windows 11 on an HP desktop computer with an NVidia graphics card, and I have a setup that includes two monitors and one TV. I prefer to keep the TV (connected via HDMI) disabled while using ...
Koss645's user avatar
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Debian 12 screen resolution

Before I start to ask for a help. I am windows user, Linux for me is complicated. I bought a new graphics card the Radeon RX7000 series for my computer. On iGPU everything is okay, but dGPU screen ...
buozinis's user avatar
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Monitor detects no input but my computer detects monitor

I have a single HP EliteDisplay E243i that I use as an external monitor for my Macbook Pro (2023) and Lenovo Thinkpad to extend their screens, not at the same time. The monitor was working (displaying ...
onepiece's user avatar
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Having DDC/CI detection issues with different USB-C adapters on Linux

I'm experiencing a challenging issue with DDC/CI communication between my laptop running Ubuntu Linux and two external monitors connected via a USB-C to HDMI adapter (hub). While DDC/CI functions ...
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How can I get 5 monitors to work on an LG Gram 16T90R-K?

I've connected 4 external monitors using two cheap USB-C port expanders. Each of those has 2 HDMI, 1 DPort, 1 Enet, and 1 USB-C. At the moment, I'm using only the 2 HDMI ports on each device. I am ...
Wiley Won's user avatar
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KVM switch DP in to HDMI out not working

I have recently bought the the AV Access iDock C10 for what I hoped to be the perfect solution for my problem. I want to be able to easily switch between my home Windows desktop and Windows work ...
rvdaele's user avatar
7 votes
2 answers
2k views

How to use MacBook as a speaker through HDMI for my TV?

I have a Phillips TV and it doesn't have the best sound, so I want to use my MacBook, which has much better sound, as a speaker for this TV. I've tried connecting the laptop through HDMI to TV and ...
comonadd's user avatar
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DisplayPort KVM switch not passing signal through DisplayPort to HDMI adapter

Adapter works when connected directly to PC but now when using KVM, an illustration of the setup can be seen here: with red indicating the non working connection path. The adapter is DP to HDMI. KVM ...
Theis Jendal's user avatar
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Connect the primary monitor to a Windows desktop after boot

Recently, I bought an HDMI switcher and connected my Macbook and Windows 11 desktop to share my single display. The problem is that when I use the monitor with my Macbook and start my Windows desktop (...
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Screen cut off on linux

Setup i5 6600 Intel HD 530 Internal SSD with Windows 11 External HDD with Debian 12 (KDE Plasma, X11 and Wayland) Dp to HDMI dongle (Motherboard doesn't have HDMI and tv doesn't have DP) Old Majestic ...
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Display port monitor not recognized

I have 2 monitors: One on VGA converted to HDMI and another on display port. Both used to work fine but suddenly the display port stopped working but only when I tried to connect 2 monitors. It worked ...
themantheking's user avatar
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What are the requirements of doing 2k@60hz for 2 monitors over a single usb c hub (usb to hdmi)

What are the requirements of doing 2k@60hz for 2 monitors over a single usb c hub converted to hdmi? What stats do I need to be looking for? I have a usb hub with 2 hdmi ports. It is advertised to do ...
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Why can’t I find a dual-link DVI *to* Displayport or HDMI adapter? [closed]

My situation is probably unique. I drive an older Mac Pro running Snow Leopard (OSX). It’s finicky about what video adapters will work (Not because of the hardware. Because Apple wants it that way.) ...
Rocco's user avatar
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Sharing a Display Remotely Over a Managed Network

We have a computer running at a remote site with the OS being RedHat Linux. We'd like to share the display remotely, back to our main site so engineers there can observe from one or more displays. The ...
Jim's user avatar
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Second monitor connected with DisplayPort (male) to HDMI (female) adapter, isn't always detected, why?

I've recently changed my graphic card and this new graphic card have 1 HDMI port and 3 display ports, the thing is that my monitors only have HDMI ports, so for the first one, there is no problem, I ...
Xalares's user avatar
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Display converter cable / display adapter prevents boot

I have an odd problem, concerning my newly bought graphics card and my monitor setup (2x DELL monitors, 1x TV). The graphics card has three DisplayPort slots and one HDMI slot. My primary monitor has ...
Sewbacca's user avatar
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Black screen on second monitor, but only on windows

I have a Dell XPS15 1970 laptop, with nVidia GeForce GTX 1050 Ti graphics card. I have a second monitor connected directly to the computer with an HDMI cable. When I boot the computer with Ubuntu 20....
Sam Jaques's user avatar
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MSI Z90A does not finish the POST routine if HDMI is not connected [duplicate]

I just got new desktop built based on https://www.msi.com/Motherboard/PRO-Z790-A-WIFI with no additional GPU (for now) but relying only on Core i7 integrated graphics. Everything works fine when HDMI ...
Jatan Porecha's user avatar
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Lenovo computer, monitor ACER ET221Q, no display, OS: Windows 10

I have an Acer monitor which was working perfectly. For few days I did not operate the monitor. After that it is not working. Background light is coming when I plug to power. No “no signal message” on ...
Sivadas KR's user avatar
-1 votes
1 answer
110 views

Windows 7 nVidia drivers either don't install, or don't have audio

I am running Windows 7 64 Bit, and currently have no audio. I do not have an audio device named "nVidia High Definition HDMI Output" in device manager, but when I installed drivers for what ...
Daniel Shepherd's user avatar
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1 answer
116 views

Flickering horizontal white stripes on the lower half of the monitor

English isn't my first language and I don't have friends so I am not very good at communication. I have recorded a video using my phone's camera to complement my description. Because it uses my phone'...
Ξένη Γήινος's user avatar
3 votes
1 answer
546 views

How do I get my monitor to go in standby when my computer is off or sleeping?

Brief description of the problem: Whenever I turn my computer OFF or into sleep mode, the monitor does not go into standby mode, and shows "No signal" indefinitely. I recently changed ...
Integrated Electronics's user avatar
3 votes
1 answer
368 views

Artifacts on external display connected via USB-C hub after sleep (+ few other problems)

I wanted to have a setup where I would connect all the devices to a single USB-C hub and then switch between 3 different computers (ASUS Zenbook, Macbook and a stationary PC) just by simply switching ...
Kuba Jagoda's user avatar
1 vote
0 answers
194 views

Laptop Docking Station not detecting HDMI Monitor when connected via type C cord

I have a Lenovo Legion laptop and a dell monitor. Also have seperate keyboard and mouse which i use for gaming. I bought the Dock by Honeywell(https://amzn.eu/d/1gtN4ZN), which comes with a small Type ...
HellRaiser's user avatar
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57 views

Is connecting a MacBook air to a monitor using a USB-C to HDMI adapter bad for the MacBook in the long run?

I have in the past used accessories that drew too much power from a device that damaged the device, which proceeded to have a lot of problems with it powering off by itself. (Those accessories didn’t ...
HullBreaker's user avatar
1 vote
0 answers
29 views

HDMI cable not able to trigger monitor turning off

I have 2 HDMI cables. Connecting the same monitor (DELL U2515H) and the same computer. They both works in term of displaying. But they appeares to be differnet about making monitor off. Cable 1: When ...
Steven.Xi's user avatar
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Do not redraw screen on Linux boot with black, keep splash screen from uboot until HDMI is fully initialized

I'm working on embedded device with raspberry pi and HDMI screen. I want to have splash image displayed during boot, but HDMI in my Linux image is initialized after 13-14 second. I can display splash ...
Thugmek's user avatar
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0 answers
107 views

Resolution of the G281UV Monitor Does Not Change to 3840 x 2160

I have an HP EliteBook 830 G6 notebook with an Intel Core i5-8265U CPU @ 1.60GHz processor and Intel UHD Graphics 620, which, according to the manufacturer, has the capability to support 4k resolution ...
Kaizen92's user avatar
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0 answers
39 views

How to output 4K60 HDR to a capable TV?

I have 2 TVs that have HDR capability, both display HDR videos with the built-in Youtube app perfectly. I also have a 2.1 HDMI cable which in theory can transfer 8K or 4K120 without problem, but when ...
phuclv's user avatar
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New monitor in sleep mode and not displaying HDMI is active

I bought a new HP curved monitor v27cGSFHD. I have a HP desktop thats older that worked with my old monitor that was Dell. I connected my new monitor with a DVI to HDMI adapter. Its says that the ...
Cmcq's user avatar
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1 answer
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How to connect VGA Desktop with HDMI Laptop? [closed]

I have a computer that is working fine except for my monitor, so I can't do much with my computer. So, now I want to turn my desktop into a private server but I don't have access to my monitor I ...
TangoBee's user avatar
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Monitors not detected by HDMI laptop docking station ports, laptop shuts off when lightly bumped

I've been experiencing an ongoing issue and one that recently came up. Problem #1 (Ongoing): my laptop seems to shut down when you give it a bump. It runs fine when you let it sit, but little bumps ...
ParkingBoardwalk's user avatar
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1 answer
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Stop apps from moving Linux workspaces when switching KVM

Just installed CentOS Stream 9 on a new Lenovo T14 Gen 4 Intel. I have an external display connected by HDMI. I am using many workspaces with terminals. When the HDMI cable is unplugged from the ...
squarewav's user avatar
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2 votes
0 answers
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What could be causing static on HDMI Audio with Pulseaudio

Using Yocto Hardknott release, I am running Pulseaudio version 14.2 on the kernel version 5.10.72. I use the module-combine-sink to stream audio to both Lineout and HDMI simultaneously. About 50% of ...
Tokunbo Quaye's user avatar
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68 views

any way to see boot menu with a cracked screen?

I have an old laptop with a cracked screen, as in, nothing shows. I can still use it just fine if i connect an external monitor via hdmi. I wanted to install linux on it, but to my disappointment, i ...
alexmack667's user avatar
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If my GPU has 1x HDMI 2.1 port and my monitor (Full HD 100 Hz) has HDMI 1.4, what kind of HDMI cable should I get?

Asking because I genuinely am not sure and I don't want to waste money. If my GPU has 1x HDMI 2.1 port and my monitor (Full HD 100 Hz) has HDMI 1.4, what kind of HDMI cable should I get?
gdfgfdgwrg's user avatar
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Monitor doesn't work as expected, if it is connected to a docking station instead of directly into my laptop

I have an older Dell monitor (Dell 2005FPW, to be exact), which still works fine, except for if it gets connected to a laptop via a docking station. It can be any laptop and/or any docking station (...
lajawi's user avatar
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Can I connect to the monitor only using display port cable and the other 2 (VGA and HDMI) may remain unconnected?

There is a 165 Hz 1920x1080 monitor I want to buy has VGA (D-Sub), DP 1.2 and HDMI 1.4 ports. How do I connect it to make things appear on the screen? Can I connect to the monitor only using display ...
Anna Kasper's user avatar
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1 answer
137 views

Why can't add new mode for xrandr?

cvt 1920 1080 120 # 1920x1080 119.93 Hz (CVT) hsync: 139.12 kHz; pclk: 369.50 MHz Modeline "1920x1080_120.00" 369.50 1920 2080 2288 2656 1080 1083 1088 1160 -hsync +vsync xrandr --...
buringking's user avatar
1 vote
0 answers
137 views

How is this Linux computer able to output video without a display connection?

I bought a Tempo Studio a little over a year ago and love the weights but not the subscription software. I'd seen it fail into GRUB before and know it's Ubuntu-based PC and figured, how hard could it ...
Ian Hyzy's user avatar
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