Questions that relate to the electronic display (sometimes called a visual display unit) for computers. Typically questions relate to visual issues such as flickering, resolution, black-screens together with the usage of single and multiple displays.

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13 views

When I enable Second monitor, Main monitor mouse flickers

Im making the transition between Windows 8.1 and Ubuntu, I made a dual boot so I can play my games in windows, and use Ubuntu as the main OS. I had a few problems setting up my second monitor with ...
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0answers
21 views

At screen Resolution of 1366x768 monitor is flickering

My monitor starts flickering at higher resolutions but not in lower resolution like 1024x768 Below is the output to: sudo dmesg | grep -i 'Graphic\|video\|VGA\|error\|fail' [ 0.127671] DMAR: ...
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1answer
28 views

Ubuntu 14.10 x32 Nvidia Screen Resoulution Problem

I am using Ubuntu 14.10 32bit System. After Installing Nvidia 340 Driver for Nvidia Geforce 6150se nforce 430 my system is working fine, but there is little problem my screen is not full, left and ...
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0answers
20 views

14.04 update killed gui

R9 280 GPU Ubuntu 14.04 LTS did updates and broke my GUI. No unity no right click. My background on one screen and black on the other. Got an error about couldn't apply monitor settings then followed ...
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1answer
29 views

Tried Ubdating Kernel; Now, Desktop won't load on startup

I get a blank black screen and a message that says "could not apply the stored configuration for monitors required virtual size does not fit available size" and says it can't use 3840xy and it's ...
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0answers
23 views

Display Settings on AC and Brightness key

I have recently installed Xubuntu 14.02 on a Lenovo Thinkpad E555 I got everything working however I have had these problems: When connecting AC power to the computer the Display Config comes up. ...
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0answers
24 views

Monitor no image 14.04

Just built a new computer, FX-6300 cpu and an r9 280 gpu, I'm using the open source drivers on the gpu with Ubuntu 14.04. I had originally plugged it into my TV and if worked fine except for the ...
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0answers
18 views

Ubuntu 14.04 gets a pegged CPU exactly when I plug in a new monitor

It used to work fine with an old TV screen I had with a VGA input. Didn't use it much, rather I'd VNC in normally. Recently got a new Dell monitor and I am absolutely baffled by how the CPU spikes the ...
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1answer
142 views

Ubuntu 14.04 — 2 Monitors only acting as 1 monitor

So this is an issue of both my monitors ARE working, but they're being treated as if they're one monitor with a resolution of 3840x1200 * 1 instead of 1920x1200 * 2. I'm looking for the standard setup ...
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0answers
33 views

Could not apply the stored configuration for monitors

Could not apply the stored configuration for monitor: Error on line 1 char 1: Document must begin with an element (e.g.). http://i62.tinypic.com/jt5vkn.jpg I get this error on start-up. Whats ...
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0answers
35 views

Dual monitor problem with windows scale

I'm using Ubuntu 14.0.4 LTS and I have 2 monitors. My build in monitor (from laptop) with a resolution of 1366x768 and a second monitor with a resolution of 1920x1080. My problem is that I believe ...
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1answer
13 views

When I turn the monitor on, I get an “input out of range”, how do I fix this?

My computer was working fine a few days ago but now when I turn it on it displays: input out of range I don’t know what the problem is and have tried unplugging and plugging all the cords but it ...
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1answer
78 views

Disable auto sleep and monitor turning off from C++ code

I develop [cross-platform C++ Qt-based] application which plays video using libVLC. When i watch video for a long time, my monitor is going to turn off according with power management settings. I want ...
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1answer
66 views

ubuntu 14.04.2 with dual monitor - doesn't log in

I have Ubuntu mate (based on Ubuntu 14.04.2) on my Lenovo laptop. I also have an LG monitor connected to the VGA output. I am experiencing something weird with this set-up. The problem is that when I ...
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0answers
32 views

Is there a smart/ manual fan controller for Ubuntu unity [duplicate]

Do you know if such FAN Controller application exists for Ububntu, like speedfan for Windows?
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0answers
34 views

Screen does not come back on after overnight on HP Z230 workstation

I'm on Ubuntu 14.04.2 on a HP Z230 workstation with dual monitors. Very often in the morning, the screens are just blank and don't seem to wake up from suspend / power save mode. To fix it, I need ...
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0answers
53 views

Ubuntu can't detect my second monitor

I know that there were already several people with the same problem, but I couldn't figure out how to solve this problem myself. I am a complete beginner with Linux and Ubuntu (I am using 12.04) and ...
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0answers
44 views

Laptop Monitor Flicking then turning completely black when using Ubuntu

When I am using my Ubuntu on Virtual Box, my laptop screen blinks then turns black. The only way I've found to be able to bring my laptop back is Ctrl +alt +del. The laptop is still on but the monitor ...
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1answer
72 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, ...
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2answers
67 views

use laptop monitor connecting to my old desktop(which is without monitor)

I want to use my laptop monitor to work on my old pc, which has no monitor. I have all devices keyboard, mouse, connected to my old computer cabinate, running ubuntu. I have only VGA & USB support ...
0
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1answer
30 views

Xubuntu installation monitor problem

I have an old PC (Intel Celeron 1.7Ghz, 512+128Mb RAM, 40GB HDD) running Windows XP and I am trying to install XUbuntu 14.04 using UNetbootin booting the .iso image from the HDD. It boots well and the ...
2
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1answer
90 views

unable to switch screen in Kubuntu 14.10

I recently moved to Ubuntu from Windows and I'm using Kubuntu 14.10 now. I have a laptop with an external monitor. The problem is, I am not able to switch between the monitors with Kubuntu running. ...
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1answer
30 views

Monitor resolution through terminal [duplicate]

How can I force Ubuntu to apply a specific monitor resolution through terminal? In my case I have a monitor of resolution 1600*900@60fps but Ubuntu shows only two resolutions both awkwardly lower ...
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0answers
15 views

How do I calibrate ubuntu screen for a comfortable PDF reading? [duplicate]

I don't want a complete workaround , but how can I calibrate my ubuntu for a better reading in document viewer ? I am using ubuntu 14.04 , I feel sleepy after a while and my eyes hurt sometimes. I ...
1
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1answer
119 views

Monitor Does Not Wake Up

I have Xubuntu 14.04 installed on two PCs, each has its own monitor, different brands. With both PCs, if I turn off the monitor by power switch, turning it on does not work. In other words, when I ...
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0answers
85 views

Monitor disconnected when screens go black

Since short I have a new 4K monitor connected to my AMD R9 280x on Xubuntu 14.04 via DisplayPort. I have a second monitor connected to the computer as well via HDMI. What I'm observing is that when ...
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1answer
65 views

Ubuntu does not change refresh rate , causing Eye strain [duplicate]

I tried Every solution on AsKuBunTu. The reason why I am asking the question is : No answer solved my issue. I started Ubuntu which causes eye strain(same time spent on Win-7 never caused eye ...
2
votes
0answers
154 views

Can't select 2560x1440 resolution even though I know it's possible (I have proof!)

I have a new monitor, (the Dell U2515H) which I'm trying to drive at 2560x1440 resolution (just 30hz) over HDMI using only the onboard graphics on my machine (Intel HD4000 found in the ivy bridge ...
0
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0answers
43 views

Ubuntu 14.04.1 amd64 on HP PAV 500 with HDMI installation problem [duplicate]

I have 14.04 as in title and I am trying to install this OS on HP as in title. What I can do is: Start booting, Choose install than after few minutes the dialogue on monitor disappears, Choose try ...
0
votes
1answer
82 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 ...
22
votes
3answers
2k views

How do I measure dimensions on screen without using a ruler?

I have an image on screen, and I want to measure its width. Of course I can use a ruler, but that's whimsical and slow. Is there something where I can click a shortcut key, drag out an area, and it ...
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0answers
86 views

Qnix monitor, xorg.conf, and lightdm question

I am trying to install my Korean Qnix qx2710 monitor. From what I'm getting, I need to create a custom xorg.conf file with a modeline generated by cvt in order to get the NVidia driver to recognize ...
0
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1answer
47 views

Samsung SyncMaster 2033 Monitor Not working properly

I have a samsung sync master 2033 Monitor with a resolution of 1600x900 px. A few days earlier Ubuntu started behaving absurdly, It didn't recognise the monitor and now I'm stuck with 1024x768 px ...
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0answers
249 views

How to get 60Hz at 4k resolution with Amd graphics card

I bought a Thinkvision 2840Pro monitor with 4k resolution. Problem is, I cannot set it into 60Hz at 4k. Both Catalyst and the system settings only offer 30Hz. However, 60Hz works fine under windows 7 ...
1
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2answers
103 views

Ubuntu eye strain problem?

Hi I saw lots of posts here regarding Ubuntu eye strain issue. But none could answer my question. I use Intel i5 processor, AMD radeon Graphics card. When I use my Win 7, there is no issue with my ...
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0answers
14 views

Shuttle Touchscreen releted Problem

I have a shuttle D10 mini pc on Ubunutu 12.04. I got some problem this Pc about touch screen. My problem is when I plugin touch screen cable in motherboard then this cable is so hot with monitor ...
1
vote
1answer
115 views

Color Problems on New Install of 14.04

I'm new to Ubuntu (and Linux), and just installed it next to Windows 7 on my Dell Inspiron 5737. Everything seems to have worked great except that the color is very messed up on my screen. It is ...
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0answers
36 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 ...
0
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0answers
32 views

After software update, the built-in display of my laptop looks dead, running Ubuntu 14.04 LTS

After software update and restart of Ubuntu 14.04 LTS, my main laptop monitor stopped working. I went back home, connected it to a second monitor and it's working... I remember that during the update ...
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0answers
231 views

Unable to monitor mode and injection work on my wifi card bcm43142 in kali linux [closed]

I have dual booted my laptop with kali linux. After working on it somehow I managed to get work my wifi. But I'm unable to start monitor mode and injection. When I execute airmon-ng start eth1 it ...
0
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0answers
38 views

Monitor turns off after installation Ubuntu 14.04 64-bit

I have installed Ubuntu 14.04 64-bit and after the restart I saw the BIOS post screen, then a short time the blinking cursor and then the monitor turned off. I can't do anything, just restarting.
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0answers
26 views

DVI not accessible with Dell

I connected my newly acquired Dell E2314H monitor's DVI-D input to my 2004 Touch computer with a NV36 (GeForce FX5700MX) card using the DVI-D cable supplied by Dell and connected it to the DVI-I ...
2
votes
1answer
124 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 ...
0
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1answer
76 views

Issue with plugging monitor on my laptop

I have a dell monitor (DELL E1913) plugged on my laptop (Dell XPS 13 developer edition, ubuntu 14.10). I have a mini display port - DVI adapter connected on my laptop, this adapter is plugged on the ...
1
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1answer
35 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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1answer
110 views

Use LG 24" LED TV as Primary monitor

I have a tv that has HDMI input, and a computer with VGA output. (Computer is a Dell Optiplex 360) I have scoured every related question to this forum and have not been successful in my attempt to ...
0
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0answers
63 views

Server display on external monitor wont fit whole screen

Need some help on below: Issue: Have installed Ubuntu server 14.04 on my laptop  (Dell Inspiron N5050) to practice Linux server commands. The laptop is connected to an external monitor (Dell S2240L, ...
5
votes
1answer
398 views

Getting an Oculus Rift DK2 set up with Ubuntu 14.04

I have Ubuntu 14.04 installed and recently got an Oculus Rift DK2. While I have been able to use it as a monitor, I have yet to install any rift-related software because I do not know what to install. ...
0
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0answers
36 views

Dual monitor mouse flicking

i have typical problem with ubuntu. My linux detects 2 monitors and my cursor is blinking. I can switch off one of false monitors and everything returns to normal. But after restart or if i plug in ...
0
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1answer
47 views

Multiple monitor mirrored as default

I've a laptop with intel graphic card and at home I connect it on an external monitor. Is there a way to have monitors mirrored by default? Now every time I boot I've to re-configure in this way. ...