Questions tagged [displayport]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
1
vote
0answers
22 views

Reboot or shutdown hangs at “Reached target Reboot”. task kworker/2:2:214 blocked for more than 120 seconds

This suddenly started happening today on my Lenovo Thinkpad X1 Extreme Gen 2. The system configuration has not changed from when this issue did not occur. I'm using NVIDIA's proprietary driver 440....
0
votes
0answers
19 views

Monitor detected but blank (Second screen overlaps on first screen)

I have a desktop with NVIDIA 310, with 2 DELL displays - DP chained. It works with Windows but not on Ubuntu. The 2 displays are detected, but only the first one in the chain works. The mouse extends ...
0
votes
0answers
14 views

Ubuntu 20.04 LTS 2nd monitors give boot-loop

I have fresh install of Ubuntu 20.04 LTS. Everything is ok but I have my laptop on docking station and connected 2 monitors: 1st 29" LG by DisplayPort 2nd 24" Iiyama by VGA When second monitor is ...
0
votes
0answers
38 views

Ubuntu 20.04 No Display Port Sound

Just upgraded from 19.10; audio worked fine before the upgrade. Sound coming from AMD Radeon 5700XT over display port. Monitor is an AOC U3477PQU. Ryzen 3700X; Asus Pro WS X570-ACE MB; 32GB RAM.
0
votes
0answers
26 views

Ubuntu lag second monitor after laptop lid closed

I just have upgraded from Ubuntu 19.10 to 20.04 and everything works so far. Only problem that I have now is, when my laptop (Lenovo P50 with Quadro M1000M) is connected to an external monitor in ...
1
vote
1answer
104 views

High-res monitor support, 5120x2160, LG 34WK95

I have a new Dell Precission 5540 laptop that I connect to my LG 34WK95 display. In windows I get the full 5120x2160@60hz resolution, but in Ubuntu the best I can get is 3440x1440. The monitor is ...
1
vote
0answers
64 views

Display port Audio Pass through Issue

I recently switched an old machine over to Ubuntu 19.10. My main problem is that display port audio pass through is not working consistently. Primary Symptom: I will often receive no sound. The ...
2
votes
0answers
44 views

19.10: Black screen & no GRUB when connecting DisplayPort to GTX970

The PC is connected via DisplayPort cable to the monitor. When I power on the PC, I can see the BIOS messages. When it comes to displaying the GRUB menu, the screen turns black and nothing happens. ...
2
votes
2answers
187 views

Displayport MST, secondary monitor stuck in sleep-mode

I have a desktop running Ubuntu 19.10 LTS with a GeForce GTX 970. I have two Dell monitors U2515H and a U2713HM, the 27" is setup as primary monitor. The connection is PC->U2515H->U2713HM, with DP1.2 ...
0
votes
0answers
30 views

Ubuntu / XFCE / Custom Resolution for Dual Monitor Setup to use 142Hz

I have a setup with 2 monitors where one has 144Hz and the other unfortunately due to a Hardware Problem only 142 Hz via Displayport (its a AOC g2460p and the problem is know and well described). ...
0
votes
1answer
140 views

Issues with Gnome Night Light and DisplayPort to HDMI cables

I'm having issues getting Gnome's Night Light feature to work correctly with my monitor setup. I've recently switched to a new graphics card that has three DisplayPort outputs (in addition to one HDMI ...
4
votes
1answer
479 views

Resolution 2560x1440 not available with new DisplayPort to HDMI adapter

I am having problems setting up a right resolution after changing HDMI->DisplayPort adapter (converter). My setup: laptop HP Folio 9470m running Ubuntu 18.04.4 LTS (system is up to date, no pending ...
0
votes
0answers
594 views

Ubuntu 19.10 and Intel integrated graphics - display ports don't work

On this i7-4770TE system, the HDMI port works, but the Display Ports don't work. xrandr reports them as "disconnected" even when monitors are plugged in. My attempts to manually command xrandr to turn ...
0
votes
0answers
372 views

Can I run two external 4k monitors on 18.04?

I was just provided with a new Dell XPS13 7390 laptop for work running 18.04.3 LTS. I need to get a dock for my peripherals and, since this thing has Thunderbolt ports, I'm considering getting a ...
0
votes
0answers
80 views

Displayport output via HDMI adapter

I've never used the DisplayPort adapter on my laptop. I tried to connect an HDMI projector by using a tiny DP->HDMI adapter. Absolutely nothing happens when connected. Nothing in dmesg, nothing in ...
0
votes
1answer
659 views

ThunderBolt 3 dock triple display

I have an Intel® NUC Kit NUC8i7BEH with an Elgato Thunderbolt 3 Mini Dock and I can't make it work with three simultaneous displays. The NUC says it supports three displays and the dock says that it ...
1
vote
0answers
75 views

Audio over Displaylink USB 3.0

I have a DisplayLink USB 3.0 to DisplayPort adapter, connecting a Thinkpad laptop running Ubuntu 18.04 to a DisplayPort monitor. When I installed the DisplayLink Ubuntu driver and now the video on ...
0
votes
0answers
97 views

Multiple Screen on ubuntu 18.04

I'm actually on ubuntu 18.04 with a HP computer. I have 3 screens plugged (display port) to the computer but only one is detected. Here are some information I get following some commands I can found ...
0
votes
0answers
118 views

Ubuntu dp dual monitors over usb-c are mirrored

I have Ubuntu 19.04 (not relevant, I tried it with ubuntu 18.04 and it didn't help). In windows this setup works fine, so it's not hardware or adapter issue... I have Intel Graphics. I'm trying to ...
1
vote
1answer
86 views

No DispalyPort option in audio output device menu, Nvidia Drivers

I can't get my DisplayPort-connected monitor (AW2518HF, external speakers connected) to show up on this drop-down menu: Settings > Sound > Output > Output Device. I've opened Nvidia X Server Settings ...
0
votes
0answers
46 views

Unable to setup secnod HDMI display with Nvidia 1080ti through a DP-HDMI adapter; Ubuntu 18.04.3 LTS

Unable to setup secnod HDMI display with Nvidia 1080ti through a DP-HDMI adapter; Ubuntu 18.04.3 LTS I saw a lot of online solutions were using the xrandr command to force output. However, none of ...
0
votes
0answers
40 views

VX2458-C-mhd disables audio output

Recently I have acquired a new monitor that I connect via DisplayPort. Since it carries Audio, the monitor outputs this audio, and my headphone jack did too The first day seemed fine, but the next ...
1
vote
1answer
2k views

USB-C to HDMI not working on Dell XPS 13 9370

I have a new Dell XPS 13 9370, which I have Ubuntu 19.04 running on. I bought a USB-C to HDMI adapter (an unbranded eBay one), and tried plugging it in but get "no signal" on the display. I have ...
0
votes
0answers
133 views

HDMI source to DisplayPort monitor

I recently bought a cable that I though was HDMI to DisplayPort, to use on my GeForce GT710, but when I plug the cable into my computer and monitor I get no signal. Is there any way I can get it to ...
3
votes
1answer
535 views

Enabling sound over HDMI / DP

My sound over displayport was not working and looks like it is a known problem with Nvidia graphics cards. Here the alsa report where I can see that only the HDA Intel module is loaded. To fix it, ...
2
votes
0answers
885 views

External monitor flickering with usb-c dock displayport / vga

Hardware: lenovo thinkpad e480 laptop (intel+amd hybrid graphics) + lenovo thinkpad usb-c dock + dell u2415 monitor. Bios / dock firmware: latest versions installed If external monitor is connected ...
0
votes
1answer
890 views

How to configure two Dell U2415's monitors daisy chained over displayport with Nvidia Titan X

I am working on a fresh install of Ubuntu 18.04.2 LTS desktop with the default gnome desktop. I installed the nvidia proprietary driver nvidia-driver-390 from Software & Updates -> Additional ...
0
votes
1answer
102 views

Ubuntu Bionic 18.04 flashing white line at top of onitor

This problem is visible with a window whose edge is dark and is placed at the top of the monitor. The problem only appears on my external DisplayPort monitor. It doesn't appear on the laptop's own ...
4
votes
1answer
574 views

External monitors randomly stopped working together this morning

I have been using a Dell xps 15 9560 laptop with Ubuntu 16.04 since the 9560 was released. In December of 2018, I received two Dell U2717D monitors and have been connecting them to my laptop so that I ...
4
votes
1answer
2k views

Ubuntu 18.04.1 freezes when connecting to a second screen

Everything worked fine until yesterday :) I use a mini-DP to connect to my screen for over a year now. Now, when I connect the cable it recognizes it (so I see the Ubuntu background in the screen and ...
1
vote
0answers
359 views

Thunderbolt 2 (MacBook Pro 2013) / Ubuntu 18.04 Display Issue

Good day, I have ubuntu 18.04 running on a 2013 model MacBook Pro. This Mac model has two thunderbolt 2 ports on the left side. One port is working flawlessly; however, the other (nearest to the ...
1
vote
0answers
485 views

Problem with two 4k monitors connected via DisplayPort on Lenovo ThinkPad t470p

I have Lenovo ThinkPad t470p with docking station Lenovo ThinkPad Ultra Dock 170W 40A20170EU. This docking station has 2x DisplayPort 1.2. I connected two 4k monitors (LG 27UK850-W) via DisplayPorts. ...
0
votes
1answer
2k views

Audio stopped working after monitor uses displayport

My monitor has built-in speakers. It's connected to my desktop using HDMI. Speakers work fine, connection is audio jack. Audio stopped working. The only thing I can think of is the connection of the ...
1
vote
0answers
582 views

DisplayPort Flickers

I recently installed 18.04. I have two Monoprice 4K monitors, however, this issue occurs with just one connected. If I connect via DisplayPort the screen flickers constantly. I've tried three ...
1
vote
0answers
544 views

Dual monitor display problem

I have two identical monitors, but only one is recognized correctly, the other one fails to show the correct screen resolution. The cold facts: OS: Ubuntu 18.04 (community theme on wayland) PC: HP ...
1
vote
1answer
431 views

Ubuntu 18.04 Thinkpad T460p w/ UltraDock 4k@60Hz Blank Screen

I have a thinkpad T460p running ubuntu 18.04 on an UltraDock connected by DisplayPort to a 4K monitor. The monitor will work most of the time at 4K @ 30Hz. Sometimes I get a flickering artifact at the ...
1
vote
0answers
162 views

No Sound: ALSA states no soundcards found (NVIDIA HDMI/Displayport)

I ran alsa-info through terminal and the output is: http://www.alsa-project.org/db/?f=d5aa5cc8737c0b9f3613d45cbfb475c5b9245f3b Alsa seems to find my PCI card, but it doesn't seem to want to use my ...
1
vote
0answers
653 views

MX150 Not working with Thunderbolt 3 and HDMI on Ubuntu 18.04 (dual external monitors)

I am having an issue with an external monitor. The monitor is picked up and works fine over HDMI. I want to use my Thunderbolt 3 port and have connected a cable to the monitor's displayport. I have ...
1
vote
0answers
850 views

Displayport screen remains off after power save - 18.04

Summary: My external monitor is disabled after power save turns screens off, changing the multiple screens setup, and remains disabled until I press a button on the monitor. I have a monitor ...
0
votes
1answer
141 views

discoloration with external monitor connected via mini displayport converter to htmi, ubuntu 16.04

I have two external monitors. The laptop lid is closed. One monitor is connected via VGA. The other is connected by way of a minidisplay port adapter to HDMI. The VGA connected monitor has no issues. ...
1
vote
0answers
282 views

USB-C video (xiaomi laptop to Dell display, no signal)

I can't make the USB-C video work between a Xiaomi Mi Notebook with Intel 7th Gen and a Dell U2715H. I'm running on Ubuntu 17.10 up to date, kernel 4.13.0-38-generic It "almost" works :) Both the ...
2
votes
1answer
234 views

Ubuntu gets frozen when turn on second screen

I have a desktop computer with GPU GeForce 1050 with one HDMI and one Display Port. I want to connect my screens each to each port so that one will be showing a desktop, and other will be an extension ...
0
votes
1answer
314 views

Can't load Ubuntu 7.10 with Displayport

I installed Ubuntu 17.10 fresh. I can boot into it just fine with HDMI on my monitor. I have an LG 27UD69P. I'm running a DisplayPort from my 1050ti. I can use the HDMI just fine but cant boot in with ...
0
votes
0answers
855 views

System thinks HDMI port is a DisplayPort (per xrandr)

I'm investigating why I can't connect a monitor to my PC's graphics card using an HDMI cable. I have my integrated graphics turned off in BIOS, and I typically use a DisplayPort with my monitor. If I ...
2
votes
2answers
738 views

Screen Corruption on Multi Monitor DisplayPort using Intel Graphics

DP1 displaying correctly: eDP1 with corrupt display: My new machine has two monitors connected directly to the motherboard (using DisplayPort I think - they are identified as eDP1 and DP1). My issue ...
1
vote
0answers
972 views

Ubuntu 16.04.3 LTS: Display Port no signal after bootloader

My System failed to display anything after waking from sleep. Rebooting showed the usual GRUB bootloader but then the display shows no signal. My System: Intel i5 4590 using integrated graphics. ...
0
votes
0answers
1k views

DisplayPort MST Audio on Ubuntu 16.04

On my machine I have two monitors on DVI, and two monitors on DisplayPort using MST and a DP hub. Previously, I only had one monitor on DP, and it allowed me to select that monitor as an audio output ...
24
votes
10answers
11k views

Lagging box around mouse cursor on Ubuntu 17.04 and nvidia driver

I have a Laptop with a GeForce GTX 1050 Ti. Additionally, I have connected two displays to my Laptop via Displayport and installed the nvidia driver via sudo apt-get install nvidia-384 nvidia-settings....
1
vote
0answers
472 views

DisplayPort produces no sound across HDMI adapter on HP8740w

I have a new (refurbished) HP8740w notebook that came with Windows 7 installed, and on which the DP operates as expected - I plug in an HDMI adapter and get video and sound just fine on the HDMI TV. ...
0
votes
0answers
452 views

Installation from USB (Displayport, 1440 resolution)

I hope you can help me out. I have some experience with Ubuntu using it for +5 years now at work and home. But if the initial installation steps fail, I am screwed. Ubuntu starts from USB stick into ...