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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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Why doesn't G-Sync work after reboot (sometimes) and requires DP or power cable removal and insertion?

For a long time, I have been using G-Sync on my Zotac MAGNUS EN1080K and Acer Predator X34. Recently I removed a SATA SSD from the PC and when I rebooted Windows 10, the G-Sync panel no longer showed ...
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45 views

4.5m DisplayPort to HDMI cable does not work

I connected my Desktop PC to a monitor via a 4.5m long DisplayPort to HDMI cable, but the monitor does not receive any input signals. What I have tried so far: I changed the cable but got same ...
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20 views

Setting up an active DP/DVI adapter

I'm trying to set up my DVI display using the Display Port output from my 1070 ti, but I can't get it to work with Windows. The strange thing is that the monitor actually works when I'm booting up the ...
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29 views

New build - DisplayPort no signal but HDMI working

I just completed a new PC build, I've done quite a few so I'm experienced enough. To my surprise, there is no signal coming from either of the 3 displayPorts on the Zotac 1070Ti graphics card, but the ...
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2answers
54 views

connect two monitors to XPS 15 laptop

I have an XPS 15 laptop with thunderbolt and hdmi and usb ports. I want to connect it to two external monitors: 1. DELL P2715Q 2. LG 29UM68-P DELL P2715Q LG 29UM68-P the spec sheet for LG says: ...
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88 views

USB 3.0 as display in for laptop

I did some research on the Internet, what I found are all about using the USB port on the laptop as a display out, to something like an external monitor, which aren't my concern. Is it possible to ...
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91 views

Laptop as external monitor for desktop via DP/USB-C?

So with Windows 10's "Project to This PC" Miracast stuff, I can use my laptop as a third monitor for my desktop. However, this is laggy, not the highest quality, and requires an active connection. If ...
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complicated KVM solution

My PC has 2xD-port and VGA outputs. I want to be able to KVM outputs from 3 other computers to my PC (while keeping my screen ofc but with the ability to switch to view and control other 3 when ...
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1answer
65 views

connecting HDMI monitor to DVI/USB port

I am going to buy new computer with high specs, but it doesn't have hdmi port. It will have instead: 4xUSB 2.0 ir 2xUSB 3.1, PS/2, RJ-45; 1xUSB 2.0, 1xUSB 3.0; VGA, DVI. My monitor has DVI and HDMI....
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174 views

HDCP broken over DisplayPort

While trying to watch a movie in HD on Amazon, I saw an error that my system doesn't support HDCP. It does. The topology: Laptop (Lenovo T480) -> Docking Station -> DisplayPort 1.4 (2 of them) -> ...
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46 views

Is my setup correct for dual monitor (one for gaming )(one for my streaming)?

My gpu can handle 2 monitors (i checked) my first or main output was by hdmi to hdmi leaving the dvi - d and the displayport vacant. My second monitor is a vga input therefore i bought an adapter DP ...
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45 views

Connect three monitors with one graphic card

I want to connect my computer with three monitors (clone the third monitor). But my graphic card supports only two monitors. Is there nevertheless a solution to CLONE(NOT DUPLICATE) the third monitor? ...
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Difference between KVM and Switch for Display Port

I want to have a Display Port toggle. Have two PC computer hard drives, hooked up to one Display Port Monitor. Then I want to toggle between two different computers for the monitor. Does a Display ...
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1answer
46 views

New 1080p monitor slightly blurry

I have a Lubuntu 17.10 system, running with an AMD Radeon HD 7770 graphics card, which I've used with a 1680x1050 Samsung monitor via DVI for nearly 10 years with no problems. I have recently bought ...
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39 views

Display Port Monitor and Two Regular Display Port Computers

I have 1 Display Port Monitor and 2 Display Port Computers. What is the best way to toggle between the two computers for the monitor view? I do not want to switch wires, etc. Are there other solutions ...
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3k views

Does DisplayPort 1.2 support HDR?

According to Wikipedia: Support for HDR video was introduced in DisplayPort 1.4. It implements the CTA 861.3 standard for transport of static HDR metadata in EDID. However the specifications of ...
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25 views

How to do a proper dual monitor setup with a 2016 MBP

I have just received a secondary Dell U2715H screen, so that I can finally spread my physical mess into the digital world of multiple screens. However, I cannot get the secondary display to work or ...
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38 views

Is the number of monitors limited by the computer or the docking station?

I am looking at purchasing a Dell laptop which can connect to a docking station via DisplayPort over USB-C. I would like to be able to connect to two 4k displays, but the only "compatible" docking ...
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1answer
252 views

Nvidia GeForce GTX 960 Displayport black screen for a few seconds

I have a MSI Nvidia GeForce GTX 960 2GB graphics card and whenever I turn on my computer, I get a "no signal" on my monitor for a few seconds when Windows finished loading and is logging in. I'm ...
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19 views

Low refresh rates work, high refresh rates don't

I just purchased a new 144Hz monitor, but am having trouble setting it up with my PC (via displayport). At first, I thought it was DOA as the screen would power on but not display anything. All that ...
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30 views

Screens only show a small area from Desktop at Windows

I pluged 3 screens over a Displayport screen splitter in to my computer(Has a Nvidia Quadro K620 GPU) and on all screens it shows only a small field from the desktop, on each screen its a differend ...
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43 views

Computer cannot display on all 4 displays

I recently got a (free) computer monitor and I want to try and hook it up. My PC seems to detect the 4th display, but it seems to be maxing out at 3. Originally I thought my cable or DispayPort to ...
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2answers
37 views

Do I have to use DisplayPort cables for 120Hz+ monitors?

I've read that for a lot of 120Hz, 144Hz and higher refresh rate, you have to use DisplayPort output from the GPU, and sometimes even 2 at the same time if the resolution is very high. But if I'm ...
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1answer
56 views

Can a USB-C port be used for video (maybe audio too), data and power transfer simultaneously?

Because of my work, I'm planning to buy a 4K monitor, and since I hate cables I would like to connect it to my laptop (ASUS Zenbook UX501VW) with the smallest number of cables possible. As far as I ...
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1answer
232 views

Maximum length of cable for a 144Hz monitor

I have just picked up 3xASUS VG248QE monitors that can run at 1920x1080@144Hz but I am having trouble finding what the maximum length of cable which officially supports the required length. Due to ...
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478 views

Mini displayport output not working after Windows 10 update 1709

Since Windows 10 Update 1709, there has been no output signal from the mini DisplayPort of my laptop. The 2nd monitor is detected in the device manager and in the display parameters, but receives no ...
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69 views

USB-C (without Thunderbolt) ---> HDMI/DisplayPort - Second external monitor

I'm planning to buy second monitor, but the only option for me to connect it to my laptop is via USB-C, but I don't have a thunderbolt support. Is it still worth? I mean, I'm not planning gaming(I don'...
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1answer
133 views

Dell U2312HM not powering on

I have such a monitor, and since some months I have a VERY strange problem, at least for me. I generally use to completely turn off the current with an electric switch (I'm Italian, hope this term ...
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91 views

Can ASUS PB287Q do PbP mode without black bars (two sources at 1920x2160)?

I have a PB287Q UHD (3840x2160) Monitor running PbP (Picture by Picture) mode using two sources - DP 1.2 - HDMI Currently setting PBP scales down both sources into the middle of the screen (1920x1080 ...
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1answer
554 views

Do all USB-C ports support DisplayPort?

I have a HP ProBook 430 G4 laptop computer. It has USB-C, HDMI and VGA connectors. I would like to connect two monitors, but I just don't like the picture quality of VGA. So I would like to connect ...
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1answer
54 views

Weird monitor glitch looking like camcorder

So randomly I started noticing a weird glitch on my Asus VA32AQ. Basically I got these thin translucent lines on my monitor. There only really visible on bright and colourful things. Here's an example ...
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311 views

Advantages of carrying sound via DisplayPort instead of direct sound card analog output?

I recently changed my monitor and the new one is connected to my computer via DisplayPort. This can also carry sound, and I can connect my speakers to the monitor instead of directly to the ...
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39 views

Monitor configuration changes when reconnecting displayport-monitor

I currently have a setup with 3 monitors: one connected via DVI, one via HDMI and one via DisplayPort (because these are the three connectors on my graphics card). I configured them correctly using ...
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393 views

Drive two monitors from 1 USB-C/Thunderbolt (Lenovo/ViewSonic)

I have a Lenovo X1 Carbon 5th Gen. It has 2x USC-C/Thunderbolt ports, plus USB-B and HDMI. It supports MST. I have also 2x ViewSonic VP2468s. The displays have DisplayPort (In); miniDisplayPort (...
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369 views

DisplayPort Audio-In via Microphone

I connected my new monitor via DisplayPort. The monitor features a 3.5 mm jack and I plugged in my headset. Audio-Output works fine, but I cannot use the microphone and don't see a addiditional ...
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1answer
52 views

How can I tell if a USB-C portable monitor is usable with a particular laptop?

I have an Acer Aspire R15 (Did not get it from Amazon, but here's the product link) and I want to purchase an external, portable monitor because as a Senior in Computer Science and professional ...
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1answer
2k views

Can I use a DisplayPort or HDMI to charge a laptop through USB 3.1 Type C?

I would like to use the Dell 24 UltraSharp Monitor: U2415 to charge my laptop which has a USB 3.1 type C port. The monitor does not have a USB 3.1 port itself but offers the following connectivity ...
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1answer
124 views

What port is this? Is this mini displayport?

I think this laptop is a Lenovo T540P. Is this port Mini Displayport? The icon above is not the mini displayport icon I normally see.
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1answer
466 views

DisplayPort to HDMI Audio work for Linux Ubuntu but not Windows 10

My desktop Dell OptiPlex XE2, with Intel HD Graphic 4600 display card is able to produce sound/audio via DisplayPort to HDMI cable in Linux Ubuntu, but not Windows 10. Below is screenshot in Ubuntu ...
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1answer
52 views

Display randomly goes black

One of my displays randomly turns black, sometimes staying black, sometimes turning back on after a few seconds, sometimes flickering between on and off. The backlight is still on, the OS does not ...
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128 views

Asus VP278Q blacks look more grey, sorta washed out

It appears to be a similar issue to the one found Why is the monitor image all washed out? And the YCbCr444 option makes the blacks more of a murky green, upping the dynamic range to full made things ...
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117 views

DisplayPort port going corrupt?

I've stumpled upon a problem that I've found kind of tricky regardning the infamous displayport, and it's doing really weird shit... I first got my Lenono Y27G screen together with this PC from the ...
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1answer
86 views

Connect HDMI video card to 4k monitor over mini-DisplayPort connection (for non-gaming use)

I just bought a new Dell P2415Q monitor and am having trouble getting it connected to my old Windows 8.1 PC with an nVidia GeoForce 710 video card. It will connect OK to the monitor over a DVI->HDMI ...
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206 views

Monitor connected to USB-C dock continuously wakes up for 1 second when it should be off

The monitor and everything else works perfectly, except for this problem. When the display is turned off automatically after 10 minutes, it will continuously wake up with no display signal and go back ...
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1answer
785 views

No input signal on monitor, connection through display port, no os installed

My hardware is i7 6700 with Intel HD graphics, Nvidia Quadro k620. The computer has two display ports and one DVI port which is on the Quadro card. At the moment there is no OS installed since I asked ...
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68 views

Stop windows and radeon graphic to automatically detect monitor on/off

I know this question has been asked many times and got some various answers but most of them are outdated either with older windows or older graphic drivers not in use anymore and none of them worked ...
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1answer
34 views

My laptop has an HDMI output, and my monitor has DVI, VGA and DisplayPort - how do I not lose video performance? [closed]

So as the question states, my gaming laptop has an HDMI video out (also a USB-C out, but I assume it is not connected to the nVidia graphics card), and I need to connect it to my monitor, which has ...
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307 views

ASUS MG28UQ brightness/contrast MacBook Pro

I have a mid-2015 MacBook Pro retina and two HP 2311x monitors. I wanted a little more real estate and a better picture so I replaced one with an ASUS MG28UQ. For connectivity I tried the on-board ...
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105 views

Displayport connected monitor blinks Blue on Sleep?

I have a triple monitor setup. 3 BenQ 27" LEDs (same model, GW2760HS) connected to a 1050 GTX via DVI, HDMI and Displayport. The one that's connected via Displayport (DP to HDMI cable), every time ...
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1answer
93 views

Monitor black if displayport cable is connected

I have a Dell u3011 monitor and I have been using a displayport cable for a few months until the screen suddenly turned black while I was using it. Since then I haven’t been able to get an image back ...