The tag has no wiki summary.

learn more… | top users | synonyms

2
votes
0answers
76 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 ...
1
vote
0answers
137 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 ...
0
votes
0answers
174 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 again ...
0
votes
0answers
231 views

Displayport does not work on 14.04

I have a new Dell 2713HM screen in my office and I could not make the Displayport output work. It just went into power saving mode. The same screen and cable works on my college's desktop and he uses ...
1
vote
0answers
173 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 ...
1
vote
1answer
349 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 ...
0
votes
0answers
85 views

Error when trying to compile mstSupportKernel

I am trying to follow the solution for the MST issue outlined here: https://01.org/linuxgraphics/node/358 But when I try to compile the following: sudo make-kpkg -j 4 --initrd ...
0
votes
0answers
282 views

What is the recommended way to run more than 2 monitors in ubuntu?

After quite a bit of trial and error, I have gotten 3 monitors running in 14.04 using an active displayport-to-hdmi adapter, a DVI and an HDMI. However, upon rebooting my system I often have to fiddle ...
3
votes
0answers
292 views

Two monitors, two DP-connectors, Ubuntu sees those as one

I have a IBM ThinkPad in a dockingstation. Attached are two monitors (default resolution: 1920x1200) via two DisplayPort connectors. The laptop have Nvidia/Intel chipset, but I only using Intel. ...
1
vote
0answers
850 views

Problem with external monitor

Since yesterday I have weired problems using my external monitor (Benq 19" connected via DVI over DVI->HDMI cable and HDMI->Mini DisplayPort-Adapter) with Ubuntu 14.04. Until then I could use this ...
3
votes
0answers
577 views

Mini Display Port and Ubuntu 14.04

Did someone manage to use the mini display port instead of the hdmi port of a laptop (with ubuntu 14.04) ? I use bumblebee and my laptop has a nvidia card. I already posted a remark in this thread ...
1
vote
0answers
622 views

Asus Chromebox Displayport monitor not detected

I have installed ubuntu 14.04 as a dual boot OS on my Asus Chromebox and I'm a linux newbie. Anyway, everything seems to be working fine except for the DisplayPort monitor not working. The ...
0
votes
0answers
125 views

Two 4k Displays

I want to set up my machine with two 4k Displays. For that, I need to have a separate graphic card for each display as the Display Port only supports one Monitor with this resolution. I have two of ...
4
votes
2answers
6k views

How do I know if I will be able to daisy-chain monitors? (connect two monitors to 1 DisplayPort)

I am planning to use Surface Pro 2 with a dock station as my main computer and I would like to connect two external monitors to it, but the dock station only contains a single DisplayPort socket. ...
5
votes
2answers
3k views

Thinkpad w540 w/ Ultra Dock only one external monitor works

I have installed Ubuntu 14.04 on this Lenovo ThinkPad W540 laptop, and everything appears to be working ok by itself. Today I received my docking station to which I intended to hook up 2 external ...
1
vote
0answers
93 views

Dual External Monitor Bumblebee/Nvidia (or withoout Bumblebee)

I have installed and configured Bumblebee on my Dell XPS 17 with an Nvidia GT555m. I would like to use my two external monitors with the laptop closed, but it's giving me all sorts of difficulty. Is ...
0
votes
0answers
180 views

Displayport audio shuts off when Brightness & Lock setting turns screen off

I'm using a Dell U2414H monitor with displayport video/audio and a USB 3.0 hub for keyboard/mouse. When the display turns off after X minutes from the Brightness & Lock setting, the audio shuts ...
0
votes
0answers
258 views

Dual Monitor DVI + DisplayPort = blurry text fonts

So I'am using the current config: Ubuntu 12.04, ATI Radeon graphic card, Dell monitor (let's call this monitor A) connected with DVI cable. The image quality is very good on monitor A. Then I ...
0
votes
1answer
430 views

Display port monitor suddenly broken

I'm running Kubuntu 13.10 and all has been good for ages. I think some recent update has borked my X config and I have no idea how to fix it. I have a Dell laptop with a Dell monitor on a display ...
0
votes
1answer
534 views

Multi monitor on a Macbook Pro Retina 11,3 (Late 2013) with NVIDIA

Does this Mac have something like Optimus for switching between the Intel and NVIDIA card? Do you know if multimonitor works, connecting two monitors to each Thunderbolt port (two external monitors + ...
1
vote
0answers
222 views

Can't get HDMI out working on Lenovo G560

Can I get Dolby To My PC but no on HDMI out please (our DTS whatever) On Lenovo G560 xrandr: Screen 0: minimum 320 x 200, current 1366 x 768, maximum 32767 x 32767 LVDS1 connected primary ...
0
votes
1answer
144 views

Lenovo TP X230 + Series 3 Docking - Toggle between DVI and DP working?

Hi, Is anyone using DVI and DP of the Series 3 Docking with Ubuntu? For now I'm using DVI for my monitor and I plan to use DP to connect to my TV (DP -> HDMI -> TV). Lenovo says it isn't possible ...
0
votes
1answer
2k views

Dell XPS15 L502x Mini Display Port not working Ubuntu 13.04

Before i had Ubuntu 12.10 running on this laptop and the mini display port worked. Now i have Ubuntu 13.04 and the mini display port does not work anymore. If i connect my external monitor using a vga ...
1
vote
1answer
964 views

How to choose between HDMI and displayport sound output using radeon free drivers

My graphics card is a VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Turks XT [Radeon HD 6670/7670] I'm using open source drivers and have 3 screens plugged in, using DVI, HDMI ...
1
vote
0answers
127 views

Trying to run Korean Crossover 27" 2560x1440 with Dispaly port but image looks crap

So, I've bought one of these 27" beasts (Crossover QHD) and currently I am trying to get the monitor running with a Thinkpad x220 seated in a docking station (according to its specs, it can drive two ...
1
vote
0answers
442 views

How can I get the mini displayport on my Thinkpad to work in Ubuntu 13.10?

I've tried it before with 13.04, and it didn't work then either. Ubuntu simply doesn't detect it. Is there a driver or kernel that will let me use it?
2
votes
3answers
3k views

Displayport 1.2 MST/daisy chain - Dual Monitor setup - Intel graphics

I am running ubuntu 13.10 on a desktop system and I have 2 monitors that I am trying to connect via Displayport's 1.2 multi-streaming support. The system is equiped with an Intel Core i7-4770K ...
2
votes
1answer
2k views

How to turn on display port

I have thinkpad t430 with NVIDIA NVS 5400M and Intel HD Graphics 4000. I installed the bumblebee and nvidia-current but ubuntu still doesn't recognise external monitor connected displayPort
3
votes
1answer
5k views

Ubuntu 12.04 does not recognize HDMI and displayport outputs in Dell Precision M4700

I've just bought a TV/monitor and when is connected to my laptop by DP output nothing happens. It only shows a log saying "There is no signal coming from your computer". The same for the HDMI output. ...
2
votes
0answers
353 views

Can't set the resolution of my monitor on DisplayPort

My graphics card has a DVI port and two Display Ports. I have two of the same monitors, one on DVI, one on DP, but can't get xrandr to set the resolution on the DP one. I can't use xrandr --addmode ...
2
votes
2answers
4k views

External monitor not detected on 13.04 on a Dell XPS 13 via Mini DP [duplicate]

I upgraded my Dell XPS 13 Developer Edition laptop from 12.04 to 13.04 and now it seems the Mini Display Port isn't working at all. I've tried using an Apple-branded Mini DP to VGA adaptor and a ...
2
votes
0answers
612 views

Monitor blinks on and off and sometimes shuts off

I love Ubuntu and haven't even had to ask a question here but it seems the time has come that I must. The newest version, 13.04, has a lot of problems.. but this problem is one that isn't specific ...
2
votes
0answers
1k views

External screen detected but not working on DisplayPort connection

I'm running up to date Raring on my Thinkpad X220 and stumbled upon weird problem. I can connect to an external 24 inch DELL U2312HM external screen using DisplayPort cable. I tried the same ...
2
votes
1answer
936 views

Displayport out for 2560x1440 screen on MacBook Air (mid 2012)

I've got a MacBook Air (mid 2012) and I want to install Ubuntu 12.04 on it and I'd like to use it with a 2560x1440 Samsung 27" LED SyncMaster S27A850T screen with a mini displayport to displayport ...
0
votes
3answers
726 views

HDMI -> DisplayPort / DVI adapter cable - does it work?

The computer I'm buying only has HDMI. My display has DVI and Displayport. Will I be able to hook them up using an "HDMI to Displayport" converter cable in Ubuntu 12.04? The videocard is IntelHD ...
4
votes
1answer
7k views

USB display adapter with linux/ubuntu drivers?

I want to use my external monitor's resolution fully (2560x1440) with a USB display adapter for my laptop. I have one with Windows drivers, are there any adapter with linux / Ubuntu drivers that can ...
6
votes
1answer
4k views

Using DisplayPort with ThinkPad and DockingStation does not work

I have a ThinkPad x230 in a Mini Dock Plus. It is connected to two ThinkVision displays. Currently I'm using DVI, as I have had trouble using DisplayPort: Ubuntu is a current 12.10 installation, the ...
1
vote
1answer
1k views

Switchable nvidia GT 540m HDMI output Problem

I have bought a Alienware m11xr3 with nvidia GT 540m and a internal graphic card. uname -r 3.2.0-33-generic-pae here is the lspci | grep VGA output: lspci | grep VGA 00:02.0 VGA compatible ...
2
votes
1answer
3k views

Configure 27" 2560x1440 for a monitor with corrupt EDID

I am trying to get a monitor work with my Ubuntu laptop. The monitor is this cheap 27" Korean monitors which has a 2560x1440 resolution -- and nothing else. Here are some specifications of this ...
1
vote
1answer
1k views

Dual monitors with displayport to HDMI

I have a Lenovo T510 laptop running Ubuntu 12.04 x64. I can run dual monitors with my main display and internal, but not internal and displayport. The displayport is connected to a dp to HDMI ...
2
votes
1answer
2k views

How do I connecting my Dell E6410 to a TV via DisplayPort?

I am a week into getting used to linux using Ubuntu 12.04 and I am really impressed with it. I'm having a bit off\ difficulty connecting my Dell laptop to my digital tv using the displayport. I know ...