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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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DP out to usb-c to hdmi. Is that possible?

I want to connect my desktop computer to the TV through a hole in the wall which should be as small as possible. The two devices are only couple of centimeters away from each other, so cable length ...
smoff's user avatar
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39 votes
1 answer
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Why is remote desktop very slow when host monitor is off unless HDMI cable is used?

Ever since upgrading to a new PC and Windows 10 a few years back, I've experienced terrible lag (it's totally unusable, feels like 5 FPS) while trying to remote into the aforementioned desktop while ...
n_n's user avatar
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3 monitors connected, but 2 are active, the 3rd monitor is forced inactive

When I'm trying to use 3 monitors, 2 are active and the third monitor is forced inactive, I've already tried updating the graphics driver, reducing the resolution of the active display, using Win+P to ...
Turovskiy's user avatar
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1 answer
67 views

How to add a displayport to my motherboard?

I have motherboard - b150m-d3h-cf, which doesn't support DisplayPort. I have got a newer monitor which support DisplayPort. I want to upgrade my PC to have a DisplayPort. I don't want to completely ...
Darshan L's user avatar
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Driving 3 2K monitors over Displayport 2.1 MST

I have a three monitor setup utilizing DP MST, with each monitor able to support up to 1440p resolution. I was originally running an AMD Radeon 5700XT GPU, which supports DP 1.4. and while the ...
tripleblep's user avatar
1 vote
0 answers
170 views

LG 34WP75CP-B flickering while connected by USB-C to DisplayPort 1.4

I having some flickering issues connecting my laptop to an ultrawide monitor using a USB-C-DisplayPort cable (my laptop doesn't have displayport) when I set the monitor display version to 1.4. Every ...
Marco Antonio Vélez's user avatar
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86 views

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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1 answer
267 views

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
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275 views

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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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
2 votes
1 answer
295 views

USB Type-C/Lightning 4 vs Mini Display Port 1.4

My laptop has USB Type-C/Lightning 4 and Display Port 1.4 ports. Is there a difference in which port to use to connect to an external monitor? The external monitor supports Display Port 1.4. Its ...
Mihail Lazarev's user avatar
1 vote
0 answers
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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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0 answers
75 views

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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115 views

Can I use Male mini DP to male DP on my monitor and get some results?

I have a notebook that has mini DP port and i need to plug it into my DP monitor and I am not sure if I can use a cable that is mini DP male to DP male? This question might sound stupid but I really ...
Jakub Kvapil's user avatar
1 vote
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90 views

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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195 views

MST not picking up second monitor after restart

I previously had two Dell U2415 monitors. The devices where hooked up to the first monitor via a USB-C to DisplayPort cable and the first monitor was then connected to the second by a DisplayPort to ...
Jameson_uk's user avatar
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168 views

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
2 votes
2 answers
2k views

How does my 4k@120Hz display work over a 5Gb/s USB 3.1 cable?

I have a GP27U 4k@120Hz display. Aside from HDMI and DisplayPort, this display allows you to connect over USB-C while also functioning as a USB hub and providing 90W of power. I checked the cable that ...
Archagon's user avatar
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1 answer
159 views

How technically impossible is it to combine two dp1.2 4k60 outputs into a single 4k120 input?

My laptop has two Thunderbolt 3 ports with Alpine Ridge controllers that support Displayport 1.2 and can output a maximum 4k60 output. Is it possible to combine those two outputs to drive a single ...
Dion's user avatar
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1 answer
62 views

Connect external LCD monitor with only 2 Display Ports to Laptop with only HDMI output

I have an LCD monitor with 2 DP inputs only and a laptop having 1 HDMI output. I know it can't directly connect via single cable or HDMI-to-DP converter but via an active adapter. I also have type-C ...
TalESid's user avatar
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Is there a USB-C/DP to DisplayPort converter that can maintain the original framerate (and resolution) of USB-C/PD?

I have a monitor with a large screen (3440x1440) supporting 144 Hz, that only has DisplayPort and HDMI ports. I also have a laptop supporting USB-C/DP. How can I connect those two without losing ...
NoOne's user avatar
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138 views

KVM - WFH / Gaming dual monitor

I have a gaming pc using 2 monitors, and now will be working from home using an HP laptop as well. I do not have space to set up a separate desk so I would like to use a KVM switch to use my own dual ...
Nicole Larsen's user avatar
0 votes
1 answer
2k views

No DisplayLink-enabled device detected

I am using the VisionTek VT8000 quad display dock to hook into 4 LG 35WN65C's (each monitor using displayport cables to the dock) and then using a usb-c cable from the dock to a usb-c to displayport ...
Andrew Ryan's user avatar
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0 answers
93 views

"No Signal" shows on LVDS display that is connected to HP T730

I have an HP T730 thin client which has 4 DisplayPort ports, I want to connect a 14-inch TFT display (BOE HB140WX1-100 LVDS interface) to a thin client, so I use a LVDS to HDMI converter (VS-TY2662-V1)...
Pouya's user avatar
  • 1
1 vote
1 answer
280 views

No signal from GPU on display(s) until OS boots

I switched recently to AMD RX 6600 and it has quite a strange issue. If I plug in both of my displays (HDMI and DP), there is no signal for either of them until OS (Linux or Windows) finishes booting, ...
PookyFan's user avatar
  • 111
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Dual monitor setup disappears after switching off 2nd monitor

I have a dual monitor setup which has been working fine in win10. Recently, I changed from using a hdmi cable to display port cable. Everything is working fine except one: I realise that if I switch ...
quarkz's user avatar
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1 vote
0 answers
208 views

KVM switch vs. multiple V switches plus KM switch

I have noticed that KVM switches are usually expensive, limited in the choice of video interface such as having only one of either only HDMI or DP rather than both and being limited in the number of ...
Felix's user avatar
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2 votes
1 answer
148 views

Monitor connected via DisplayPort randomly blanking out for a second when other monitors are fine

I understand poor quality cables or cables being too long can cause this behavior. I have 3 monitors (all different brands/sizes) running at 2560x1440 with some passive switches involved. I upgraded ...
mentics's user avatar
  • 229
0 votes
0 answers
1k views

Cannot connect second monitor to laptop through a docking station

I have a problem connecting my second monitor to my laptop through a docking station. It used to work but suddenly it stopped. One day I mirrored my laptop to my TV and after instance I could not ...
Maso's user avatar
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0 answers
455 views

Nvidia Quadro M2000 display issues

I recently picked up a NVidia Quadro M2000 online and have been anxiously waiting for my Display Port to HDMI dongle all week. I plug the card in along with the dongle and HDMI cord, but when I fire ...
Liam Carhoff's user avatar
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0 answers
564 views

Displayport & HDMI KVM-Switch only show HDMI Connection but not DP

I have the following setup: What works is the monitor plugged into the HDMI port on the KVM-switch, no matter which laptop I try it on. What doesnt work is the displayport-monitor connection, no ...
dregender's user avatar
0 votes
0 answers
75 views

Windows Get Rearranged When Monitor is turned off using an HDMI cable

A common problem I have had for the longest time was that when I would use display port cables to connect my PC to a multi monitor setup, if I ever turned one of the monitors off, Windows would detect ...
EllipticalInitial's user avatar
0 votes
1 answer
60 views

What is the best way for connecting 2 monitors to 2 laptops?

I have 2 laptops and I want to buy 2 monitors. So that I can share those 2 monitors between 2 laptops. I tried to find different possible solutions to achieve the same. As of now I can see 2 possible ...
ppg2's user avatar
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0 votes
0 answers
389 views

HDMI to Display Port with a KVM and docking station

I have a KVM with HDMI ports and a Dell docking station for my lapotop with DP ports. I used HDMI cables and bought HDMI-DP adapters. It works fine 99% of the time, but for every hour or so the ...
Martin Lind's user avatar
0 votes
1 answer
345 views

Dell Precision Tower 5810 usb to VGA headless driver setup

I have a Dell Precision Tower 5810 and want to connect it to a monitor which has a VGA port. Here: are the ports available on dell precision pc. As far as I can tell, my only options for a monitor ...
Jack-Penn's user avatar
-2 votes
1 answer
106 views

HDMI Projector, HDMI home theather, wrong cable in the wall (HDMI at the projector, Display Port at the hometheater) [closed]

So I put the wrong cable during my construction, I realized the mistake yesterday once everything is done. Tried to pass a new HDMI to HDMI cable, I can't So I'm stuck. I have a Display Port to HDMI ...
Beatrice's user avatar
5 votes
1 answer
15k views

How to Connect a Display Port output to a USB-C Monitor?

It is possible to connect a Display Port or Mini Display Port output to a USB-C Display input? If, so what adapter and/or cables are required? It would seem they use the same display protocol and I am ...
Itai's user avatar
  • 3,326
1 vote
1 answer
190 views

DP Adapter to HDMI to Switch to HDMI to Monitor - no signal

I am connecting my new computer up to an Acer monitor (I have two). My PC has: 3 x Display Ports 1 x HDMI Ports. The graphics card is 16GB INTEL ARC A770. I am testing out a Switch I bought a while ...
Andez's user avatar
  • 121
0 votes
1 answer
166 views

Identical dual QHD Monitors show different resolutions connected to Laptop

My two Lenovo QHD Monitors have two outputs (1 x DP, 1 x HDMI). Laptop has three inputs (1 x DP, 1 x HDMI, 1 x DVI). QHD Screen 1 connected to Laptop via HDMI-HDMI cable. QHD Screen 2 connected to ...
Red's user avatar
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0 votes
0 answers
74 views

How do I change the video output signal to be correct?

I have an ancient NVIDIA Quadro 4000 (2Gb) from a HP workstation Z620 plugged into another system (before you're going to ask, yes, everything is compatible, and yes, I had the same results on the ...
Definitely not a furry's user avatar
1 vote
1 answer
115 views

Why can I not use more than 2 monitors at the same time, although MoBo offers 4 connectors and the GPU 3 graphical pipelines?

My motherboard the H110TM-ITX R2.0 offers 4 display connectors: VGA HDMI DisplayPort 1.2 LVDS (internally) The MoBo's manual states in a footnote, that only 2 connectors can be used simultaneously. ...
inspector's user avatar
1 vote
0 answers
121 views

How to play HDR with windows 11 on my Laptop?

I have a laptop, MSI 63M 7REX. I am not able to use HDR capabilities in Windows 11 OS. I have MSI laptop, model 62M 7REX. It has Nvidia GTX 1050ti. It has a minidisplay port (I don't know which ...
Love Grover's user avatar
0 votes
0 answers
531 views

GTX 1070 (DP 1.4, HDMI 2.0) => G-Sync (VRR) => LG OLEDC9 (HDMI 2.1)

I am trying to get G-Sync @ 4K60Hz with my setup: Graphics: GTX 1070 with HDMI 2.0 and DP 1.4 Display: LG OLEDC9 with HDMI 2.1 I already did some research and it turns out you can't get G-Sync via ...
Nicolas's user avatar
  • 101
1 vote
0 answers
179 views

Duplicate screen over many (5+) screens using DisplayPort

I'm setting up for an event, and there will be multiple monitors around (around 5 - 10 monitors). I want to display the same screen on all monitors. My computer does not support that many monitors ...
mdsimmo's user avatar
  • 133
1 vote
2 answers
1k views

Connecting Laptop to External Monitor. I/O and GSync issue

I am using Asus TUF F15 2021 (i7 11800H and RTX 3060) I want to connect to ext monitor which supports 144Hz GSync via DP but no GSync 144Hz via HDMI. I have a Type C Thunderbolt 4 and an HDMI output ...
Anurag Mittal's user avatar
0 votes
0 answers
101 views

HP EliteDesk 750 G5 with two DP monitors hangs when connecting third monitor via HDMI-to-VGA adapter

I have a HP EliteDesk 750 G5 SFF PC which has two DisplayPort outputs and one HDMI. Currently I have two monitors connected to both DisplayPort connectors, yet I wanted to add a third screen connected ...
Joe's user avatar
  • 313
5 votes
2 answers
5k views

DisplayPort downstream limited to 1920×1080

In my workplace, I have a Lenovo T14 laptop(1), connected by USB-C to a 1080p monitor(2) which functions as a docking station - specifically, it's connected to another monitor via DisplayPort out (set ...
Jonathan's user avatar
  • 3,547
0 votes
1 answer
1k views

Cannot connect to DisplayPort monitor (Debian)

I am using Debian 12 and my monitors were working fine earlier. However, I left my computer for a bit and when I came back my primary monitor (connected via DisplayPort) was very dim (occasionally ...
hyper-neutrino's user avatar
0 votes
1 answer
5k views

3 monitors with closed laptop on Lenovo T490 and 2nd gen usb c dock

I was told that I can disable the internal laptop display and hook up all 3 monies: 2 to the dock via DisplayPort and one to laptop side via hdmi. But I haven’t had any luck, the screen just stays ...
relipse's user avatar
  • 155

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