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32 views

HDMI/DisplayPort audio does not work via docking station ubuntu 16.04 Fujitsu s935

I have a Fujitsu S935, running under Ubuntu 16.04, with a docking station Port Replicator S26391-F1307-L100. HDMI sound works well if I use the HDMI port on the laptop. When the laptop is on the ...
2
votes
1answer
105 views

Ubuntu crashes when setting maximum resolution on external 4K monitor

Problem When attempting to set the resolution of my 4K external display to 3840x2160, the external display loses signal and moments later the entire system hangs. The display is connected to my XPS ...
0
votes
0answers
124 views

Intel graphics and DisplayPort: *ERROR* failed to train DP, aborting

I'm on a Lenovo t450s and Xubuntu 16.04. When I connect a monitor via displayport and enable it e.g. using xrandr, nothing shows on the screen (except "no signal"), and the following message shows up ...
0
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1answer
561 views

Ubuntu 16.04 doesn't see second monitor daisy chained through displayport

I have two Dell U2414H monitors connected in chain to AMD R7 250X. Today I installed Ubuntu 16.04 and in settings I see only one monitor while screen is duplicated on second monitor. Is there a way ...
2
votes
1answer
100 views

Sounds work only on USB

Please help me and give a shot to this post, I am running out of solutions. I am beginner in Ubuntu/Linux and I installed Ubuntu for this reason: to learn it and to use it as my main OS and I don't ...
0
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0answers
128 views

Ubuntu 15.10 and displayport cable does not work on my X1 carbon

Displayport to DVI adapter work but no 4K. HDMI to DVI adapter work but no 4K. Displayport cable on my X1 Carbon does not work :( I tryed with "intel linux graphic installer" but displayport cable ...
1
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0answers
125 views

Ubuntu 15.10 not detected by Samsung TV via displaport-HDMI

My HP EliteBook 840 does not have a HDMI port but a displayport, so I got an adapter to HDMI. I tried to connect to a Samsung TV (UE-50JU6870) via the adapter and a HDMI cable but it stays on black ...
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0answers
147 views

No sound using Displayport to HDMI connected to TV Ubuntu 14.04

I am using Ubuntu 14.04 on a desktop connected to a TV HDMI input using Displayport as an output from the PC. The problem is that I don't have sound. Even when I tried to change the sound hardware I ...
0
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0answers
92 views

A Monitor connected through Display Port (OR DVI-D) enters in sleep mode when accessing the first step of the USB Installation of Ubuntu 14.04.4 LTS

I have a: HP Z440 workstation and a: HP Z24n (24 inch, 1920 x 1200) monitor. I am booting form the Ubuntu 14.04.4 LTS booteable USB that I have downloaded today. I press ESC and access the Boot ...
0
votes
1answer
30 views

Make lightdm login on the correct monitor?

Is there a way to get lightdm to display on the correct monitor? It defaults to my DVI monitor on the right, but I want it on the DP monitor on the left.
2
votes
0answers
158 views

DisplayPort DP Problem (flickering of the monitor)

I'm using my HP Pro X2 612 Laptop with dual monitor. This works fine in Grub & Windows 8.1 But as soon as I boot in Ubuntu 15.10, my monitor, which is connected via DP, begins to flicker (here ...
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0answers
89 views

DisplayPort adapted to VGA works in GRUB and Windows but not in Ubuntu

I have a Zotac CI320, which has Intel HD Graphics on its Celeron N2930. Up until now, I've been using the HDMI output, which works fine. I'd like to switch to using it with a VGA monitor input, so I ...
0
votes
0answers
122 views

Second monitor detected but doesn't go on

I'm currently working with two monitors (or I used to be, since..). Setup: two monitors, one DVI to DVI, one Display Port to Mini Display Port. GPU: NVIDIA Corporation GM107GL [Quadro K620] (rev a2). ...
3
votes
1answer
174 views

Cannot disable Display Port via grub boot options

When I run xrandr on the terminal I see DVI-0 connected and DisplayPort-1 connected. I only use DVI-0 as my output. I don't have two screens, or anything else connected to my computer, so I don't know ...
0
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0answers
163 views

external monitor flickers at 1440p resolution (Lenovo L440, Inteld HD 4600, 14.04 LTS)

I have a Lenovo L440 with Ubuntu 14.04 LTS which is connected to a Dell Ultrasharp Display via (Mini-)Displayport which I would like to run at its native resolution of 2560x1440 pixels. Unfortunately ...
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0answers
169 views

Mini Displayport not carrying audio using an HDMI adapter on a Thinkpad X250

My new Lenovo Thinkpad X250 has a Mini-Displayport as a digital audio-video output: I use to connect it to a TV using a Lenovo HDMI adapter. Although, audio is not shared. With respect to other ...
7
votes
1answer
380 views

Ubuntu support for 5K (Dell UP2715K): adjusting details

I've recently purchased a Dell UP2715K which has a resolution of 5120x2880 and have installed ubuntu 15.10 to go with it. The UP2715K is connected to a GeForce 960 GTX (2 displayport cables since 1 ...
0
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1answer
882 views

Ubuntu MATE 15.10 - Cannot recognize my monitor through DisplayPort

I'm rather new to Linux, please keep that in mind when answering my question. I am dual-booting Ubuntu MATE 15.10 next to my Windows 10 OS. On Windows, my two monitors work fine side-by-side. ...
0
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0answers
64 views

Display not recognised after switching off and back on

Sometimes, when I am away from my computer for a while, I like to switch off my monitor, because I feel it does not need to be active and waste energy for nothing. I have usually done this without a ...
1
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0answers
46 views

Merge MST stream Monitor into one virtual

I'm using a PQ321QE in conjunction with two U2412M. Unfortunately, the PQ321QE which I'm using as a main screen only supports 30Hz in SST mode so I'm forced to used it in MST mode. The issue I'm ...
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0answers
146 views

How to force the second screen working again ? (intel)

My issue is : when I go to Ubuntu settings it turns off my second screen (mini display port to vga). The solution is to unplug, wait 5 minutes and plug it again. The Super+P action as no ...
1
vote
2answers
182 views

14.04 cannot output sounds to hdmi audio device

My dell XPS 13 2015 with Ubuntu 14.04 is connected to an HDMI device via a displayPort -> HDMI adapter. The picture appears fine on the HDMI monitor but I cannot select it as my output audio device. ...
0
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0answers
226 views

Monitor connected via HDMI to displayport is detected but has no display

I connected 2 BenQ BL2405 monitor using VGA on one and one on an HDMI to Displayport cable to my HP DeskPro workstation running Ubuntu 12.04 LTS. The good thing is that the both monitors are detected ...
0
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0answers
59 views

Ubuntu 15.04 Corrupted Screen on 1080p144

I have a fresh install of Ubuntu 15.04 on my system. It's installed in legacy mode. My GPU is an AMD 7950. When I set the resolution & mode using: xrandr -s 1920x1080 -r 144 The display starts ...
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0answers
94 views

660ti Displayport Daisy Chain no audio

I have searched the internets for this problem but could not found a solution. I have a dual monitor set up chained via display port. I have no issues with the graphical performance but I do not have ...
0
votes
0answers
188 views

Unknown Display trying to connect external Monitor to Laptop via Mini-DisplayPort

I got a new laptop with an Nvidia GTX 970 + integrated Intel Graphics and got an Acer XB280HK Monitor with Gsync for optimal viewing pleasure. On Win10 everything works fine (dual boot). However if I ...
0
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0answers
114 views

Getting no sound in Xubuntu (DisplayPort)

I've read many blogs and askubuntu entries about this problem, but found no solution. I have recently installed Xubuntu 14.04 LTS on a new PC. I do not get any sound. My monitor (ASUS PB278QR) is ...
0
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0answers
66 views

login to remote computer (w/ x2go) so I can use media server with connected hdmi system

I have a local server with a HDMI screen/sound attached to it. I want to be able to login remotely to that server and select/play media from that location. (I am currently using x2go and would prefer ...
1
vote
0answers
370 views

Displayport MST not working properly on Xubuntu 15.04

In several questions on this site, I saw that Ubuntu 15.04 would have support for Displayport daisychaining/MST. I have a two monitors that have Displayport in and out, indicating that they can be ...
1
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0answers
163 views

Audio over Displayport on docked Thinkpad T530

I have Lenovo Thinkpad T530, with docking station. Then I have a monitor (Lenovo ThinkVision Pro2840m), and I have Displayport cable from docking station to the display. Monitor does have speakers, ...
1
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0answers
204 views

DRM not initializing eDP LCD Display

I'm having an issue with Ubuntu on a small-form-factor PC I built. It is based on the ASUS Q87T and the Intel G3258 CPU. Everything works great with an external (DP, HDMI, VGA) display, but I cannot ...
0
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0answers
161 views

XB240H Abprz (144hz, 1080p, GSync) only running at 60hz without GSync! Solution?

I run Ubuntu GNOME 14.04 Trusty Tahr with a GTX970, 4790k, 16gb DDR31866, etc. I have the XB240H 24 inch, and it is running at 60hz. The on-board monitor options do not let me modify this, and when I ...
0
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0answers
65 views

Server System Installation Does not support Display Port Monitor

Ubuntu 12.04 system-installation does not create a system that correctly recognizes and uses a display port monitor. The target system has an Intel Atom E3845 processor with DP++ graphics. The install ...
0
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1answer
323 views

Thinkpad W520 DisplayPort/HDMI sound

On my Thinkpad w520 with Nvidia Optimus (using Nvidia properietary drivers) I connected an external monitor via DisplayPort, using a Displayport -> HDMI adapter cable. The monitor has integrated ...
3
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0answers
421 views

Same image on two external displays with a Lenovo T550 and a docking station

I have a Lenovo T550 without NVIDIA graphics (only an Intel Broadwell-U Integrated Graphics). This works fine with the internal display. Now I want to attach two external monitors to the docking ...
5
votes
1answer
731 views

Help getting mini-DisplayPort external monitor working on Lenovo T440s ( Intel HD 4400)

I have the following setup: Lenovo T440s running Ubuntu 15.04 (upgraded from 14.10) Asus PB278Q (supports DisplayPort 1.2) AmazonBasics mini-DisplayPort to DisplayPort cable System information: $ ...
0
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0answers
48 views

3rd monitor not working anymore on Ubuntu [duplicate]

I have a dell optiplex 7010 with three DELL monitors attached and running Ubuntu 14.04 LTS (kernel 3.16.0 ). One of the monitors is attached via VGA cable while the other two using displayport cables. ...
2
votes
0answers
346 views

Kubuntu 15.04 on Dell XPS L322x - not detect external monitor over displayport

As in the subject - XPS connected (minidp->dp) to additional LCD display but not working. System seems to not detect the display at all.
0
votes
3answers
2k views

Laptop monitor plus two external monitors via dockstation

I have a Dell XPS13 (9333, Intel HD graphics 4400), running Ubuntu 14.04 and connected to a Dell monitor U2412M via VGA to mini DP. What I would like to do is to connect to another monitor (same make ...
0
votes
1answer
208 views

need to switch DP daisy-chained monitors on & off to get xrandr to switch them on

I'm running awesomewm on ubuntu laptop. I have two external monitors connected in DP daisy chain configuration, plugged into laptop's mini-dp port. xrandr detects both when they are plugged in. ...
2
votes
1answer
3k views

Multiple displays in Ubuntu/XUbuntu - Displayport with Adapter (DisplayPort to 2x DVI) + ATI Graphics

I want to be able to use the DisplayPort on my laptop hooked up to a [DP to (2) DVI] adapter to drive two external displays (both using DVI). This is the adapter I have: http://www.startech.com/AV/...
0
votes
1answer
311 views

Displayport Hub functions like Apple Thunderbolt Display

Does Displayport supports hub funtions for e.g. usb (like the Apple Thunderbolt Display)? I just bought an Dell XPS 13 2015 (9343), now running Ubuntu 14.04 LTS (Trusty Tahr). It has a Mini ...
3
votes
1answer
9k views

Dell XPS 13 2015 Ubuntu compatibility (Displayport/MST)

I just bought an Dell XPS 13 2015 (9343) whose Linux (installed Ubuntu 14.04 LTS (Trusty Tahr)) support seems to be quite disappointing at the moment. Before spending money on new equipment I would ...
0
votes
1answer
528 views

Updating Ubuntu on Dell Latitude E7240 (factory install)

I have a Dell Latitude E7240 as my work machine. It came with Ubuntu 12.04 pre-installed. I would like to upgrade to a later distro but it is important that I don't end up witha buggy machine a s a ...
0
votes
1answer
200 views

How can I make xubuntu ignore DisplayPort monitor being turned off?

I have a desktop machine (Dell T5600) with an Nvidia graphics card (Quadro 2000), and two monitors (Dell 24"), and I'm running xubuntu 14.04. If I switch off a monitor connected with DisplayPort, ...
3
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0answers
758 views

I'm unable to set 2560x1440 resolution on Intel HD 5000 using Displayport with PG278Q

I've just installed Ubuntu 14.04 LTS and I'm unable to get the monitor working. Screen works fine in BIOS and the same machine when booting to windows (before installing Ubuntu). I have tried the ...
2
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0answers
306 views

How to: External Monitor (HDMI)

I'm on a Dell xps l502x 64 dual boot machine. It worked on both, but I had a accident: the screen cracked, so after that I tried to use an external HDMI display as primary display. Now it only works ...
9
votes
6answers
20k views

DisplayPort monitor not detected if switched off and on again

I am running Ubuntu Desktop 14.04 on a desktop PC with a Nvidia GTX 660 connected to a HP LP2475w 24" monitor over DisplayPort. It boots up fine, but if I switch off the monitor and switch it on ...
4
votes
1answer
759 views

X1 Carbon Mini Display works with External Monitor but not Projectors

I have an X1 Carbon 2014 model, and everything seems to work great on Ubuntu 14.04. Recently now I've had to use it twice to give a presentation, and both times it's failed to detect the VGA projector....
0
votes
1answer
2k views

mini displayport not detected - hd4400, thinkpad x240

I have a thinkpad x240 with a hd4400 graphics card running on ubuntu 14.04. I've been trying to get the mini displayport working with no success. I have an apple mini-dp to vga adapater. I know the ...