Questions tagged [displayport]

DisplayPort is a digital audio/video interface used primarily for attaching external monitors to computers, though it can also be used to transmit audio, USB, and other forms of data.

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Possible causes of semipermanent unresponsive video output when turning monitor on?

I have an OptiPlex 980 mini tower PC (Windows 7 Enterprise, w/ 16 GB of RAM), that has two external graphics cards in it, one with dual-DisplayPort and one with a DMS-59 output that I have a dual-DVI ...
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Two laptops and two monitors

I would like to put together a setup with two monitors and two laptops, where both laptops can extend their display to both screens, and where I can switch between laptops without having to change ...
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External monitor USB-C with DisplayPort to HDMI works initially and then stops

I have the following setup:- DELL Inspiron 17 5000 series laptop running Windows 10 with 1 x HDMI port 1 x USB-C DisplayPort port 2 x External Acer Monitors each with 1 x HDMI port 1 x DVI port 1 ...
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GTX 1070 Ti no image when monitor connected to Display Port output

I have used the Gigabyte GTX 1070 Ti with two Samsung F2080 monitors for a long time. One is plugged into DVI port, the other into the HDMI. Yesterday I thought it would be great to have the 3rd ...
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Why does my 4k Dell monitor (connected to Dell laptop via Dell dock) switch from 60Hz to 30Hz intermittently after sleep?

Setting the Scene I have the following setup: Sometimes (and every time today) when the laptop is resumed from "sleep", the monitor has inexplicably changed from 60Hz to 30Hz. When I first ...
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DisplayPort to HDMI conversion cable reducing refresh rate

Hoping someone can shed some light on this. I have a GeForce RTX 2080 graphics card and a high end 4K Acer monitor (model: XV282KKV). I have tried multiple conversion DP to HDMI 2.1 cables (both ...
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(Windows 10) All windows move after waking up monitor

OS: Windows 10 GPU: AMD Radeon 6800 XT (Radeon software driver version: 2.12.1) I have two display port monitors plugged into my GPU. Display Port 1 is set as my main monitor. Everything was working (...
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How to use a KVM switch with newer USB-C / DIsplayPort systems without 3.5mm audio

I have a challenge. I have a "work from home" setup provided by an employer. I want to add my desktop in a dual setup, with a KVM. They provided a Dell laptop with thunderbolt port. They ...
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Problems extending my display

I have a hp 650 notebook. I am unable to extend or duplicate my display. Once I connect to my external screen(it's a projector with a VGA connector if that helps), it shows up for like two seconds and ...
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Why do do HDMI to DisplayPort adapters come with a USB charging cable?

I've been looking for an adapter that will allow me to use my Samsung monitor with my macbook. I bought a docking station with two HDMI ports, while the monitor uses DisplayPort. Because I also use ...
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Dell U2722D & U2722DE + lenovo laptips [closed]

I work in a small company, lately my boss bought serval couples of Dell U2722D & U2722DE The set up is we connect to the DE panel with type c and from there dp daisy chain to the D channel, this ...
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Is it possible to auto-disable a monitor when its input is changed to a different computer?

Note: I have the same problem on both Windows 10 and Linux. I expect that the answers will be different for the two systems. I currently have 2 monitors. Left Monitor and Right Monitor are both ...
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USB-C to HDMI/VGA DisplayPort doesn't extend display

I just bought a USB-C to HDMI and VGA adapter. This one But I have surprised that the HDMI and VGA are detected as only one screen, the HDMI and VGA are mirrored, So I cannot use my laptop with 3 ...
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Windows does not detect monitor turning off

I have two monitors identified as LG Ultragear 27GL850. A bit different model in fact, but basically the same. Both connected via DP. With DP connection it is possible that when you're turning a ...
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Lubuntu 20.04LTS freezing with Displayport drivers

I've got a Dell Inspiron 3510 and a Dell D3100 docking station, to which I want to run dual monitors. I have the Displayport drivers installed, configured everything and THOUGHT I was golden, but ...
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What is the technical reason for modern graphics cards only supporting four monitors?

In January 2022, consumer-grade graphics cards support only four monitors each in the higher tiers. What is the technical limitation that dictates only four? DisplayPort 1.4a MST can support 32.4 Gbit/...
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Daisy chaining from laptop to two monitors

I am setting up a home office and considered PA278CV's to be my displays. I'd like to buy two of them and daisy chain them from my laptop. Am I able to do it in this manner: Laptop USB-C to USB-C ...
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Are all USB Type-C-to-HDMI cables active?

Devices outputting a video signal through a DisplayPort connector may optionally support DisplayPort Dual-Mode (or DisplayPort++). This allows the DisplayPort cable to be used to carry an HDMI (TMDS) ...
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Can I use a monitor's MST DisplayPort-Out port to output duplicated video?

I have a U2414H Dell monitor, and it sadly doesn't have an HDMI out port, but it does have a DisplayPort out port intended for multi-stream transport. As I'm looking to livestream from my PS4 via OBS ...
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Driving a USB-C (video and power) monitor from regular Displayport or HDMI connection from a non-USB C PC?

There are a few display devices available now that use a single USB-C input for both video (Displayport alt mode) and power (USB Power Delivery). However, only devices equipped with the appropriate ...
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Can I use the same USB-C port for power delivery and video at the same time?

I've recently bought an LG 17Z90P-K.AA78A1 laptop. According to the spec it has "USB 4 Gen3x2 Type C (x2, with Power Delivery, Display Port, Thunderbolt 4)" I've been ploughing through the ...
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USB Power Delivery VS DisplayPort VS Thunderbolt

Computers ports, mostly if not only USB-C ones, are often described as supporting Power Delivery, DisplayPort and/or Thunderbolt. USB Power Delivery means the USB port can (and sometimes must) be ...
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Intel NUC5i7RYH won't boot, displays nothing

I'm looking at an Intel NUC, model NUC5i7RYH. It was working fine until yesterday, running Windows 10. After being left alone for the night - it has entered a state in which: nothing is sent to the ...
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Dell Latitude 5490 Intel GPU 3 monitors

I have 1xusb-c (DP supported), 1xhdmi and 1xVGA output from my laptop. I can connect usb-c to monitor A, HDMI to monitor B but I want to connect also monitor C. I have a hub which has usb-c and HDMI ...
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Can't POST when UWQHD display connected via DisplayPort

I'm using the LC-M34-UWQHD-144C monitor connected via DisplayPort. My devices are a Thinkpad T480s with a i5-8250U on a Thinkpad Ultra 40AJ 0135 dock, set-up to use a longer boot-time to find ...
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Can DisplayPort 1.2 support 10-bit (8+2FRC) color at 1440p and 144hz?

Generally speaking, I'm trying to determine if a given DisplayPort version will support difference display modes (resolution, refresh, and color depth). For this specific instance, I'm looking at the ...
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Display port 1.4 splitters with a GPU?

I looking for ways to connect more than the 4 displays that are typically supported by one single modern GPU. Here is the DP 1.4 splitter in question. I would like to use three of such splitters on ...
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Disable display output signal from USB-C port

I want to disable USB-C port for exernal display output signal and instead only use the HDMI as display port. I have USB-C connection from laptop to a screen/display, purely for the reason to provide ...
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Asus VG249Q monitor - HDMI not working when DisplayPort connected

I have Asus VG249Q (TUF Gaming) monitor and I used USB-C -> DisplayPort cable to connect the laptop with the monitor (works fine). If I keep this cable connected, then my HDMI connection is not ...
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Mac mini not booting with display port cable

I have a Mac mini (late 2014) that I'm connecting to a 4K Iiyama B2875UHSU monitor. When I connect it via HDMI all is good. But I also want to connect my Switch to this monitor and since that only has ...
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Connect Laptop HDMI to Monitor's DisplayPort [duplicate]

I have a laptop and a problem with detecting external monitor. You can find link to the question here. As I didn't find any solution, one of guys told me to use DisplayPort to HDMI cable. So my ...
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My Desktop PC monitor thru DisplayPort 1.4 sometimes doesn't light up

Sometimes when I boot up my PC (cold boot) the monitor shows a stable black screen instead of the BIOS password menu and nothing happens. Any clue why this might happen? Since no OS is booted at that ...
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Can DP switch be used to switch faster beween video sources with same format for HDMI TV

There is always a obvious variable switching delay between different HDMI channels for a TV. At least one reason is that each HDMI channel has its clock and the TV need to lock on to the new clock ...
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Monitor wake-up is slower than computer boot

I have a xiaomi 34 inch ultrawide monitor. I don't turn it off, but of course it goes to sleep when it is not being used. When I turn on my computer every morning the following happens: I get a black ...
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What is the HDMI refresh rate for Intel® UHD Graphics 630?

The specs say that it supports HDMI at 4096x2304@24-30Hz. Does that mean that it can support a lower resolution at a higher refresh rate? Also, if I use a DisplayPort to HDMI adapter does the refresh ...
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Can DisplayPort MST be combined with USB-C to use two monitors over one USB-C connector

I have the following set-up: Laptop with: USB-C with Thunderbolt 3 HDMI Monitor 1 with: USB-C DP in and out (with MST support) HDMI Monitor 2 with: HDMI Currently I have my first monitor ...
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Does any DisplayPort->HDMI adapter support 1920x1080@75Hz, or do I need to look for something specific?

School's coming and I bought a used PC for my first grader, since there's a good chance there will be remote studying later. Too late however did I realize that it only has DisplayPort outputs. I ...
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How to best connect an LCD monitor with DVI-D, Displayport and VGA to a laptop with USB-C?

What would be the best way to connect Dell UltraSharp™ U2412M LCD monitor (specs also here) with DVI-D, Displayport and VGA connectors, to my Huawei Matebook X Pro laptop (USB-C)? By "best way&...
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Will this laptop LCD missing one of the connector pads work?

I removed the broken display connector from an LED screen. As can be seen in the following image, the pad for pin 27 is removed from the PCB due to an accident. I've marked it with red color in the ...
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Lenovo 75Hz monitor not working with 2010 Macbook via mini-DP to HDMI

I just bought the Lenovo C24-25 monitor for my MacBook Pro (13-inch, Mid 2010). I'm using this cable which I've used on a different (Windows) laptop successfully. When I connect the laptop to the ...
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NVidia K2000 prevents booting up machine when connected to Display Port

I have Dell Precision T1700 machine with onboard Intel 4600 graphic card and NVidia K2000 graphic card. Here is the hardware I am using Onboard Intel graphic has two DP port NVidia K2000 has one DVI ...
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Intel HD4600 graphics: no signal on DisplayPort 2

I have an i7 PC with Windows 10 & an Intel HD4600 graphics card. I have one DisplayPort connected to a standard 1080p monitor, and the other Displayport to a 1080p HDTV. Until a few days ago both ...
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connect to 3 external display without an external gpu

I have an ASUS e gaming Z370. https://rog.asus.com/motherboards/rog-strix/rog-strix-z370-e-gaming-model/ There is only 1 dp and 1 hdmi port. I don't want to buy a graphic card. I want to connect to 3 ...
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What could be the reason that my "Displayport To HDMI Adapter" does not work?

Recently, I bought this: https://www.dustinhome.se/product/5010763579/displayport-to-hdmi-adapter It was not cheap and it feels quite heavy and quality-ish in my hand. I'm not at all convinced that ...
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Display my work laptop on gaming desktop

Not sure if this is the right place to ask this.. Anyhow, I as many others are currently working from home. My job issued me a standard ThinkPad laptop that I have hooked up to my monitors. The issue ...
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Understanding DP1.2 support for multiple monitors

I'm trying to understand the supported screen configurations for an Intel HD graphics integrated chip. From everything I can see DP1.2 is supported, with support for up to 3 displays and support for ...
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Capturing 4K DisplayPort video using FHD DVI capture card

I have a device that provides 4K DisplayPort video output at 60 Hz. I want to capture this video signal using a computer whose capture card supports Full HD DVI input at 60 Hz. How can I convert the ...
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Audio stops working after locking the desktop

I have a LG 38" UltraWide monitor connected via DisplayPort (through a docking station) to my Dell Latitude 5501, running Fedora 33. Sound output through the monitor works. When I go away from my ...
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Difference between active HDMI signal to Display Port signal conversion and passive of the same?

I bought a Display Port to HDMI converter thinking that it can work the reverse way, i wanted to convert the HDMI signal from my video card to display port for maximum 3D output on the monitor, i didn'...
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Switching from VGA to Display Port makes text blurry

I have seen users connecting two monitors to the same computer experience different text appearance on the two monitors.My PC i could say is experiencing the same issue, i have a single PC and a ...
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