Questions related to hardware displays, either internal (as in a laptop) or external (as in most desktop monitors, or projectors)

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Ubuntu 14.04 LTS error “could not apply the stored configuration for monitors”

I have installed the Ubuntu 14.04 LTS on vmware 10. In Ubuntu display settings the OS was not detecting my monitor and was showing unknown display. By using few commands online I added a new ...
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201 views

Nomachine headless connection and dummy display

Sorry for the in-code-tags links, but this is my first post here. I am trying to use windows 7 to connect to a machine running ubuntu 14.04. I installed NoMachine according to: ...
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169 views

External monitor works fine, but laptop shows black screen (even though it is detected)

I have quite a weird problem: a few months after successfully using Ubuntu, the laptop screen went black. After some attempts to fix it, I have discovered that when I plug in an external monitor, I ...
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1answer
88 views

Split large resolution into 2 desktops

I am trying to find a solution to a limitation we have with a split DisplayPort to 2 monitors. It creates a single display across each monitor. As far as hardware goes our hands are tied since we ...
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1answer
140 views

2 pc, 2 monitor: Switching between extended screen and two separate screens

I have two computers and two monitors: My primary computer: computer1, is hooked into two monitors: monitor1: primary monitor and monitor2: secondary monitor. The second monitor, computer2 is only ...
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1answer
112 views

How can I get rid of unknown display?

I was messing with the display options, and seriously messed something up. Now my display looks like this: I don't see any obvious solution in the display settings. How can I fix this? What ...
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0answers
84 views

Monitor Samsung with bad resolution in Ubuntu 14.04?

I have a Dell laptop connected with the second monitor. I have the following specifications of my NVidia card: sudo lshw -C video PCI (sysfs) *-display descrição: VGA ...
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1answer
37 views

Disconnected external monitor stays the primary monitor after disconnecting

If I disconnect my external monitor, simply by unplugging the HDMI connector, Ubuntu seems to think it is still there. Windows stay there, and and if I open new windows they are shown there, ie I cant ...
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1answer
1k views

Missing letters in menus and folder names

The names of my folders and the menus are not displayed correctly (even the tabs names in firefox). A lot of letters are missing. When cross over with the mouse pointer, part of them are correctly ...
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0answers
192 views

NVIDIA X Server Settings only show one huge screen

My current laptop features dual graphics. I am trying to set screen resolution using the NVIDIA X Server Settings application, but it only show one huge screen, which is composed of my external ...
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41 views

Display error on 14.10

After a break I want to use Ubuntu on my primary PC again, but after the installation of the 14.10 version, something interesting (and annoying) happened. When I move the cursor, this happens. When ...
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68 views

How to reduce screen resolution when X does not report any?

I have a Acer XB280HK display and NVIDIA card. Since Linux is not ready for 4k resolution yet, I don't want to be using it on my desktop. I want to set 1920x1080. This works in Windows with 120Hz ...
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1answer
68 views

My Macbook has two “Built-In Displays”

I just installed 14.04 on my Macbook Pro 8,2 and I noticed that I have two "Built-In displays". Some applications open on the second display with no way to get to them. If I disable either display, I ...
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1answer
64 views

Where are the display configuration files in 14.04 LTS?

My display configuration has become corrupted. It takes longer to start Ubuntu than usual, and I notice the monitor is flickering multiple times, like when it is changing video modes. Since I first ...
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2answers
603 views

Export $DISPLAY value in Shell script

I am trying to Print the value of $DISPLAY under my Shell script. I have Following shell script which Exports the DISPLAY: #!/bin/sh export DIPLAY=:10.0 Here, each time I need to change the Value ...
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0answers
45 views

Screen shifted right after upgrade to 14.10 acer v5 561g

I upgraded to 14.10 from 14.04 yesterday and the screen is shifted about 5px to right and everything seems slow. Here is the commands I checked: fglrxinfo display: :0 screen: 0 OpenGL vendor ...
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1answer
26 views

Console Appears where Desktop Should

I've recently installed the Crouton package for my chromebook and have installed kde. When I try to start it up I can get to the desktop just fine but if I switch back to my Chrome OS desktop and ...
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0answers
64 views

How to change active monitor with keybinding ubuntu 14?

I'm struggling with it for some time and still have no solution. I've got default monitor under HDMI1 (1680x1050) and projector for watching movies on HDMI2 (1280x720). I tried to use xrandr and made ...
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0answers
66 views

14.04 windows go off screen on awake

I currently have a dual monitor setup running Ubuntu 14.04 LTS. My display settings are currently set to have my laptop screen on the right and my monitor on the left. Whenever I open the lid of the ...
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1answer
417 views

Setting display on iMac 5K Retina

I'm currently running ubuntu within Parallels Desktop on my 27" iMac 5k Retina Display. Within the Display preferences in ubuntu, the resolution is "locked" as "Built-in Display" and the resolution is ...
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1answer
38 views

I have no idea what's going on with the screen

Hi I just switched from windows to Ubuntu 14.10 and I have no idea what's going on with the screen. When I log in I see red lines everywhere and it makes it almost impossible to read anything. At ...
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0answers
31 views

Ubuntu LTS buggy display

I had searched around but find nothing useful. My (don't know to say right) "display" act weirdly. Please see image below. This happens randomly, approximate on an hour interval. I don't know why ...
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1answer
52 views

Font size adjustment

When I booted my laptop today, something strange happened. It seams as if the font size of the System is changed to a extremely small one. Titles of windows, the browser bar in Firefox, Terminal, ...
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0answers
46 views

Ubuntu 14.04 on Virtual Machine (Scale for highdpi)

I have a macbook pro with retina display and I wanted to install ubuntu in a virtual machine since I need it for work. In my case I installed using parallels and setup a vm with Ubuntu 14.04. All ...
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3answers
145 views

Command to cycle displays in Xfce

One can change displays in Xfce (in 14.04) from GUI by choosing between: Laptop Mirror Displays Extend to the Right Monitor Is there a command to cycle between these options? (So that I ...
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1answer
445 views

System font is too small

I am running Ubuntu 14.04.01 LTS with Unity, here's the uname output: Linux e530 3.13.0-44-generic #73-Ubuntu SMP Tue Dec 16 00:22:43 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux My difficulty is that ...
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1answer
38 views

Problem with Resolution in my Notebook

I have just installed Ubuntu 14.04 on my Notebook Philco PHN14005, but the screen is not good and it looks so big. Here is a screenshot of it: How can I fix this problem with resolution display?
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1answer
79 views

How can I mirror one of the screens in a 3-monitor setup?

Is it possible to have 2 extended monitors and get the third being a mirror of one of the two extended? I'm pretty sure it's not possible through the interface but it may be possible through ...
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2answers
56 views

display settings zoom

I'm using Ubuntu (don't know what version, from the past month), and accidentally changed under settings -> display the bar at the bottom that doing zoom to the environment. Now it exceeds my ...
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0answers
88 views

Display shutsdown suddenly, but PC is working

I installed Ubuntu 14.04 64-bit two days ago on an HP Compaq 6510 b laptop (4GB RAM, Intel Core2 Duo CPU T8300 @ 2.40GHz × 2), and I have a problem. Suddenly everything stops moving (example: mouse ...
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2answers
63 views

Nvidia drivers just wont work, what do I do?

I am running Ubuntu 14.04 and I have 2 GTX 970's in my computer with three monitors. I want to utilize all the monitors while on Ubuntu but when ever I go to download the Nvidia drivers there are ...
0
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1answer
600 views

How to get dual monitors working with Nvidia in Ubuntu 14.10

I just got a new Dell XPS15 whic has an Nvidia GeForce GT 750m card in it. After trying every variation of driver setup between Ubuntu 14.04 and Ubuntu 14.10, I finally have a "usable" system, but I'm ...
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1answer
294 views

Kubuntu/Macbook: Monitor not detected. Mini display port to vga adapter

I am trying to connect my Macbook Pro to external Samsung VGA monitor via mini display port to VGA adapter. But the monitor is not being detected. It is working fine with OS X It is not detected in ...
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1answer
102 views

Display resolution for Dell Monitor gone after update

After updating my Ubuntu 14.04 software today, my display properties stopped recognizing the Dell monitor I'm using. I'm stuck at 1024x768 whereas this morning I had options to go to the rull ...
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0answers
89 views

Problem with video output scaling / desktop rendering

There is a problem with rendering my desktop and I don’t know the cause much less how to fix it… First, Ubuntu was connected to three monitors. One of the monitors was a TV. Here the problem occurred ...
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1answer
39 views

Upgrade to 14.04 broken

I recently upgraded from ubuntu 13.10 to 14.04 and the screen is blank and unable to login. When CTRL-ALT-F1 to a console and performing the following recommendations here didnt solve my ...
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0answers
86 views

Display goes weird on raising lid after keeping it closed for some time

I've got Ubuntu 14.04 on my Sony Vaio SVE15137. The issue is, when I shut the lid of the laptop (my settings let it stay running, it doesn't suspend or lock the screen), and raise the lid after,say, ...
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0answers
81 views

How do I stop my screen from shifting when my mouse moves to my other monitor

I have two screens and when I move my mouse from my primary display to my secondary one, my screen gets dragged over to display my secondary display on my primary monitor along side my primary screen, ...
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0answers
153 views

Ubuntu Studio 14.04 Screen Resolution problem

I'm still pretty new to Ubuntu. I had things working fine, but then a recent update seemed to run into some problems and now my screen resolution is all out-of-whack. It looks like 800x600 even ...
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0answers
16 views

Application window is surrounded by a black frame [duplicate]

The window of the application is surrounded by a black frame. It is just not happening in one account, it is happening in every account such as administrator and guest. I can't use terminal, but I can ...
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0answers
145 views

Ubuntu 14.04 Wont detect second monitor connected to second graphics card

I am running Ubuntu 14.04 and have 2 HD 7970's that I prefer to run in "Crossfire Disabled" mode to keep my temps lower. I have a 1440p display and a 1080p display. However, With crossfire off and ...
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vote
1answer
43 views

Shadow drag effect on display in portrait mode

I just got a new AOC 27 inch pivot monitor (AOC Q2770PQU). I've got it connected to a System 76 Galago Pro laptop with Intel(R) Core(TM) i7-4750HQ CPU @ 2.00GHz with Intel Haswell Mobile graphics. ...
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0answers
122 views

I only have one display resolution

I've installed Ubuntu 14.04 32bits in a netbook Noblex nt1001. At first the screen went black from the begining, so I run GRUB in "nomodeset" but failed in finding a driver in the conventional way so ...
2
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1answer
157 views

How to set custom display resolution normally

I need help with setting a custom display resolution on Linux Ubuntu, because I have a shitty TV which is actually 1080p, but 1080p looks like crap on it. However, 1776x1000 looks perfect, but Ubuntu ...
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0answers
193 views

Suddenly Black Screen and CPU fan high speed with CPU2 100% usage

I am a newbie at Ubuntu on a Fujitsu T8300 laptop with 2.4Ghz 2GB ram. My problem is that when I open multiple file or firefox, CPU2 goes to 100% and CPU1 < 50% and suddenly the screen goes black. ...
2
votes
1answer
182 views

X Server does not show built-in thinkpad display. Distorting everything in non-mirrored multi-display set-up.

I recently returned to ubuntu (14.10) and I'm currently trying to get my multiple monitor setup to work properly. It worked fine after the first setup in the desired configuration: A 1600x900 ...
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1answer
99 views

Changing resolution

Im trying to get Ubuntu to run at a higher resolution using xrandr and am having problems. I do fine when I run: xrandr --newmode "1440x900_59.90" 106.29 1440 1520 1672 1904 900 901 904 932 -HSync ...
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1answer
45 views

Glitchy screen when using DVI and main user

I recently got a new ASUS monitor, but I have a big issue when trying to get past the login screen. When using the HDMI cord this does not happen. When using the DVI I am able to see the login screen ...
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0answers
16 views

Sometimes typing is there sometimes not

New to 14.04 and I have noticed that in some applications (adding new accounts and in the terminal) as I type the data may or may not appear. For example, when connecting my google account nothing is ...
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0answers
23 views

How am I resetting my display? And how to I set it back?

I am not sure what I am doing here, but I've now twice managed to blow up my display to 200% of my screen size. The first time it happened, I'd just installed playonlinux with apt-get. The second ...