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Questions tagged [displayport]

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25 views

Dual monitor display problem

First of all, I am new to Ubuntu and a total Linux noob so bare with me ;-) I have two identical monitors, but only one is recognized correctly, the other one fails to show the correct screen ...
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0answers
18 views

Keep windows and audio on 3rd monitor when 3rd monitor is powered off

I have two monitors as well as a large TV. The display TV shows camera feeds as well as a monitoring and statistics app. I do this by dragging the applications over to my 3rd desktop. Using pulse ...
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1answer
120 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 ...
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0answers
107 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 ...
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0answers
484 views

Ubuntu 18.04 and Radeon drivers not enabling display port daisy chain

What is the correct way to install the AMD Radeon drivers, proprietary or open source, in order to enable proper support in 18.04? I've tried installing the AMD 18.04 beta drivers up at https://...
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0answers
386 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 ...
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0answers
399 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 ...
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1answer
55 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. ...
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138 views

DisplayPorts suddenly stopped working

I am running ubuntu 16.04 on the computer that I built with 2 identical monitors and a geforce gtx 1060 graphics card. It doesn't go to sleep if I stop using it so I turned off the monitors when I ...
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0answers
150 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 ...
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201 views

External display doesn't work when MST is enabled

I need to connect my ThinkPad t470 with Ubuntu 16.04 via daisy chain to my two external displays - dell u2414h. I connect laptop with first screen via USB C <-> DP 1.2 cable, and second screen to ...
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0answers
83 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 ...
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1answer
157 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 ...
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0answers
287 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 ...
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0answers
283 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 ...
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0answers
122 views

Ubuntu LVDS Screen blank while VGA display works fine

I am a newbie to Ubuntu. But have been facing strange problem. I had an Intel i5, 4GB Ram, 32GB SSD based computer with Windows. I formatted it & installed Ubuntu 16.04 LTS. Since then whenever ...
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380 views

How to make sound over the DP cable work on 17.10?

I have a Dell Inspiron Gamer PC with a radeon R570X card plugged on a monitor with a display port cable on the radeon card. The card has multiple dp ports output (have tried on the first and the last ...
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190 views

Cannot configure correct refresh rate for TV Monitor on Xorg

My problem is with a TCL 49s405 4K TV on Ubuntu 16.04.3. I automatically get 4K@60Hz in Windows, with 4:4:4 rendering, however xorg does not recognize all the modelines from its EDID file. I have ...
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0answers
227 views

Mini Displayport and HDMI doesnt work at the same time on ThinkPad Ubuntu 16.04

Two monitors are connected to my PC. Was working perfectly until logged out. When I logged in back, one works if the other is not connected. When I connect both neither works.
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105 views

T460 minidisplay port not working Ubuntu 16.04, same cable / same projector it works with Windows

lspci -k | grep -iA2 "VGA" 00:02.0 VGA compatible controller: Intel Corporation Sky Lake Integrated Graphics (rev 07) Subsystem: Lenovo Skylake Integrated Graphics Kernel driver in use: i915 ...
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0answers
355 views

Ubuntu Budgie no multiple monitor display scaling

I switched to 17.10 from 17.04 where display scaling was working perfectly on my 4k monitor (my other monitor did not require any). My main motivation to switching was in hopes of solving an issue ...
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0answers
698 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. ...
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709 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 ...
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5answers
4k 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....
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0answers
209 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. ...
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0answers
252 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 ...
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2answers
2k views

xrandr not showing my VGA port, instead it lists DP1

OS Ubuntu 16.04 Videocard Intel HD graphics 530 Skylake GT2 When I run xrandr the following is displayed. Screen 0: minimum 8 x 8, current 1920 x 2160, maximum 32767 x 32767 eDP1 connected 1920x1080+...
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0answers
239 views

How can i define the primary screen on ubuntu 16.04 unity to the displayport output?

I just installed ubuntu 16.04 (64bits) LTS on my AMD Phenom II X6 with a R9 290 video card. My problem is that i can't use the displayport output as the default output. If i do so, i don't see the ...
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0answers
3k views

Daisy chain of two monitors through DisplayPort does not work on Ubuntu 16.04 LTS

I have just installed Ubuntu in an attempt to migrate to Linux, but I can't get it to handle two monitor setup. One monitor connected to DP works alright (Dell U2715H). When I connect the second ...
0
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1answer
815 views

DisplayPort Chaining crashes display manager

I am running Ubuntu 16.04 on a Dell laptop with a dell dock. (Intel Haswell-ULT Integrated Graphics Controller) I have two monitors running via display port and want to add a third. I dual boot ...
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0answers
1k views

Ubuntu 16.10 Display Port monitors Not Recognized

Context, my system is HP 745 G4 (AMD APU A12-9800B) with a display port output which is split to 3 monitors and a main laptop monitor. This setup is working under windows. The main laptop monitor is ...
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1answer
688 views

Black screen if I use displayport

I bought a new Asus Rog monitor and Ubuntu does not boot (black screen) if I'm using the display-port. It works with HDMI. Any idea why?
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1answer
89 views

DisplayPort window rendering issue

I have a strange issue with some windows rendering on a Dell monitor with DisplayPort (Ubuntu 14.04.5 LTS). Often I see up to 13 lines where the pixels appear to be cyclically shifted (see image), so ...
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0answers
710 views

DisplayPort shows no signal after Ubuntu 16.04 minimal install on ZBox Zotac CI323

I have have a ZOTAC CI323-nano PC which has 1 displayport, 1 HDMI and 1 VGA. If I connect 2 monitors - 1 to the HDMI port and 1 to the VGA port they mirror each other with a Ubuntu 16.04 minimal ...
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0answers
125 views

S-Link Hub's type c port does not work

I have Dell XPS 9350 and displayport capable monitor. I've used type c to displayport converter and have no problem with it. However, I bought this product and connected my converter to hub's type c ...
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0answers
55 views

Nvidia strange behaviour with hdmi

I've spent half a day trying to figure why with HDMI2.0 cable colors on my monitor were wrong, and then I've played with Color controls in Nvidia X server settings and found out that the correct ...
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1answer
2k views

DisplayPort Not Detected: Ubuntu 16.10 and Dell Optiplex 3020

I'm unsuccessfully trying to setup two display monitors in Dell OptiPlex 3020 with Ubuntu 16.10. My main display is at VGA output and second and undetected is at DisplayPort. Following goes some ...
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0answers
283 views

Audio starts playing 3-5 seconds after video does

I've installed Ubuntu Studio 16.04.1 LTS on my pc (ASRock X99 Taichi, i7 6800k, GTX 970, DisplayPort to iMac as monitor), my first experience with Ubuntu/Linux. I haven't installed any third party ...
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0answers
475 views

Updated from 16.04 to 16.10 external monitor via mini displayport 2560x1440 not possible

I have updated from 16.04 to 16.10. I always used two external monitors attached to my laptop, which worked fine on 16.04 -- one via HDMI and the other via Mini DisplayPort. sudo lshw -C video gives: ...
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1answer
1k views

Monitor stays in sleep when daisy chained via DisplayPort

Setup I have an nVidia GeForce GTX 1080 with two daisy chained (MST) Dell U2715H monitors under Ubuntu 16.04. The hardware and the OS has the DisplayPort 1.2 support and the drivers work properly. ...
2
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1answer
366 views

External monitor not running with NVIDIA GeForce GTX 965M

I have a XMG p406 Notebook with a build in NVIDIA GeForce GTX 965M GPU. At the additional Drivers I choosed "NVIDIA binary driver - version 367.57 from nvidia-367 (proprietary)". When I then switch ...
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0answers
2k views

Which laptop for Ubuntu 16.04 with 4k external monitor? [closed]

I've been doing a lot of research but I can't seem to find an answer to this question. A plethora of laptops exist that do work well with Ubuntu; that I know. Some even include a builtin 4k monitor ...
4
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2answers
810 views

Connecting Laptop to External Monitor with DisplayPort returns Power Saving Message

I'm wanting to connect my laptop to a monitor using the DisplayPort, however when I do this I get a "Entering power saving" message, followed by a blank screen. Monitor: DELL U2515H Laptop: Asus ...
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0answers
1k views

Monitor not detected via DisplayPort - Ubuntu 16.04, ATI graphics card

I have connected two monitors to my graphics card: one is connected via DisplayPort to HDMI adapter and it works fine; the second is connected directly via DisplayPort and it isn't detected by my OS. ...
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1answer
217 views

DisplayPort with Targus 2k Dock and Dell E6230

I am using a Targus 2k dock with my Ubuntu 16.04 laptop. After installing the displayport drivers the targus dock was able to work with my laptop and connect me to my two external monitors. The ...
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1answer
2k views

How to enable multiple displays in 16.04 with ThinkPad X1 Carbon and Intel HD Graphics 520 card

I am using a ThinkPad X1 with an Intel HD Graphics 520 card and have installed Ubuntu 16.04 (and upgraded linux kernel to 4.4.21). I installed ubuntu-gnome-desktop, then configured gdm as the graphics ...
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0answers
38 views

Disconnecting VGA is not refreshing screen

I work on Ubuntu 16.04 LTS on HP EliteBook 840. The notebook is connected to two external monitors using VGA and displayport 1.2. After disconnecting external monitors windows from screen connected by ...
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0answers
275 views

Graphic errors on external monitor connected by DisplayPort-HDMI-Cable

I connected an external monitor to my laptop using a DisplayPort to HDMI Cable (The laptop features only a displayport port) and the colors on the external monitor are skewed and it flickers about ...
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0answers
142 views

Intel NUC NUC5i7RYH Ubuntu 16.04 diplay port fail

I was running the Ubuntu 14.04 on my intel Nuc NUC5i7RYH without issue. I updated to 16.04 yesterday and the display port output is no longer available. Not available in the display settings either. ...
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1answer
2k views

No DisplayPort/HDMI Audio options in sound settings.

i know that there is many articles on this very issue, and i have scoured everyone i could get my hands on with no luck. i have an Optiplex 780, with an Intel Q45/43 chip set that has a display port ...