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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-1
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0answers
18 views

Video card doesn't work

Video card is not working properly neither windows nor on Ubuntu . Can I sit by setting as I want , to reinstall Linux or windows , I have no problem ,but when I enter the windows saying " Display ...
0
votes
0answers
6 views

mac mini 2014 monitor wake up issue

My 2014 ubuntufied macmini wakes up from sleep but the monitor doesnt. i guess the mini is missing out sending a signal to it. i had the same issue in osx but after the latest update that went away ...
0
votes
1answer
14 views

Refresh rate won't accep 120 hz

I can't get my monitor to set the refresh to 120hz. I'm using an nvidia gtx 970. The outputs are below (I'm using a 120 hz monitor & I was able to set it to 120hz in Ubuntu 15.04 when using an AMD ...
1
vote
1answer
24 views

Monitor showing as DVI although plugged in as VGA

Recently I had my computer upgraded because I was having problems getting Ubuntu 14.04 to work. I now have more than the min requirements but am still having trouble getting the graphics to work once ...
1
vote
0answers
13 views

I have a “Element” brand monitor and the driver show up unknown

Have the latest 14.04 Ubuntu with a GeForce 7600GS video card. I have downloaded the latest Nvidia 304.125 from Nvidia 304 open source. I have a "Element" monitor. My display shows up as unknown. ...
-1
votes
0answers
10 views

2nd Monitor Being a Huge Pain

Ok, so I have tried every single piece of advice from YouTube, askubuntu, everything! I am able to get my second monitor which is DVI-0 to change to 1600x900, but whenever I do something to try to ...
0
votes
0answers
81 views

HDMI Screen doesn't wake up (no input) after sleep or computer locked

When I put computer to sleep, or computer is locked and screen turns off, I am trying to wake up computer, computer powers on, but my HDMI monitor wont turn off. I have to manualy restart my PC ...
0
votes
0answers
22 views

Portait Display error in 15.04

I have two displays - one in landscape (via display port), one in portrait (via VGA). For some reason the monitor in portrait mode only uses just over half the screen. Changing the Display/vga ...
0
votes
0answers
134 views

Can't get my native screen resolution on 15.04

I installed Ubuntu 15.04 after using Windows 8.1 for some time. Now, my main problems is, that I can't get my native screen resolution which is 1440x900 :/ On Windows I could do it without any ...
0
votes
0answers
31 views

How to calibrate monitor in Ubuntu Mate

Question: How can I calibrate my monitor in Ubuntu Mate without extra hardware? Details: I have installed gnome-color-manager but no gui is available and I can't find an ICC profile file for my ...
1
vote
1answer
31 views

Screen has broken color set after a while - Ubuntu 14.04

After a while of no activity the screen locks, but when I log in the screen looks like this: :D I am sure it is something with the software, not the hardware as I have never experienced similar ...
0
votes
0answers
16 views

Laptop monitor loses connection and cannot reconnect

I have bought a Lenovo Y40, and it seems to be having a problem with the flex in the lid hinges. The issue is that sometimes when I move the lid in some direction, it shows wired black and white ...
0
votes
0answers
34 views

Possible to add an additional a 4K 60hz monitor on Trusty Tahr?

I have a 1920x1080 and a 1920x1200 monitor on my current Ubuntu 14.04 setup, and I'm thinking of adding a 3rd monitor as my main, preferably a 4K screen at 60hz such as the Dell P2715Q Have you guys ...
0
votes
0answers
42 views

Widescreen problems on 14.04 lts

I'm having trouble with setting up my widescreen monitor for Ubuntu. Mine is running normally (and when it blacks out due to different reasons it displays it as native) on the 1366x768 resolution. The ...
0
votes
2answers
42 views

How can I tell ubuntu to use only the external monitor?

I use ubuntu 14 with an external monitor. It seems there is some problem with the internal graphics so I want to tell ubuntu to use only the external monitor which is connected with hdmi. How can it ...
3
votes
0answers
89 views

Spyder5 Monitor Calibration Ubuntu 14.04

I tried to get the Spyder5Express running under Ubuntu 14.04. Installed is dispcalGUI and the Argyll_V1.7.0 software. Unfortunately the device is neither detected in the GUI nor in the Terminal. I ...
5
votes
1answer
63 views

Why isn't Gnome Color applying my color profile?

I'm trying to use the Gnome Color (default Color app in /usr/bin/gnome-control-center.real color) to manage my laptop's color profile. However, only some of the color profile actually change the ...
1
vote
0answers
42 views

How To Increase Screen Resolution?

I have a 1600x900 monitor attached to a 1280x768 laptop, only the latter resolution is available, how do i increase it to my monitor's max resolution? the xrandr result is: Screen 0: minimum 8 x 8, ...
1
vote
0answers
140 views

External monitor is disabled after resume (only on 15.04)

I recently installed ubuntu 15.04 and most things just work out of the box, awesome! But there is on annoying thing: I have an external screen connected to my machine (T450s, via docking station) and ...
1
vote
1answer
62 views

Dual Monitors Stayed Mirrored

I am running a T450 with Intel HD Graphics 5500 with Ubuntu 14.04 LTS. I am also using a Lenovo Ultra Dock that supports a DVI input and a VGA input. Whenever I connect two monitors to both the DVI ...
1
vote
0answers
37 views

I cannot see my menus or apps in ubuntu 15.04 [closed]

This occurred after having my ASUS connected to external monitor which is often problematic.
0
votes
0answers
28 views

drivers for HP U160 USB monitor

Somebody know if exists a driver for HP U160 USB monitor ? I've used this monitor as secondary in windows but now that I changed my OS to Kubuntu 14.04 I'm not able to configure and use it.
1
vote
0answers
78 views

Display color calibration error “unknown calibration display type selection”

Fresh installation of Ubuntu 15.04. Running Settings-Color-Calibrate Have "Eye-one display 2" sensor connected and working. Getting the message during step be step calibration configuration: ...
8
votes
1answer
118 views

15.04: Launching some programs turns monitor off and on (like for a resolution change)

I just upgraded from 14.10 to 15.04 and one of the first things I noticed is that the monitor often behaves like it was changing the resolution (a click sound from inside the monitor, black screen, ...
1
vote
0answers
25 views

how to stop automoving opened windows when second monitor connected in ubuntu 14.04?

I am running Ubuntu 14.04 on my notebook and when i connect external monitor if it has "left" position configured, all opened windows move to external monitor, if external monitor has "right" position ...
1
vote
0answers
531 views

Resolution Scaling on 4k Laptop

I've tried following directions at https://wiki.archlinux.org/index.php/HiDPI and http://www.makeuseof.com/tag/linux-hidpi-support-for-gnome-kde-xfce-cinnamon-and-firefox/ to make my Ubuntu ...
1
vote
0answers
19 views

Having two x-servers although booting with second monitor turned off (and turned on later)

I'm using a GT 730 chip with two monitors - LCD on DVI and TV on HDMI. The LCD is the main monitor and it is used all the time for work and browsing. The TV is used occasionally, for movies, so it is ...
2
votes
2answers
181 views

Ubuntu 14.04 with unrecognized monitor (or without monitor) - boot problem

I've Ubuntu 14.04 installed on my computer. I need to start it even if not any monitor is plugged. Basically I need to do that because at the startup my monitor isn't recognized but plugged in. ...
1
vote
0answers
57 views

Dual monitor with single motherboard (VGA and HDMI) black fews second when select “System Settings” in menu bar

I had single motherboard to use dual monitor WITHOUT additional graphic card. One monitor export VGA and another monitor export HDMI. It perform normal but only when selecting "System Settings". ...
0
votes
0answers
46 views

When remote user connnects through teamviewer monitor turns off

When someone connects to me through Teamviewer my display turns off. I have tried reinstalling the Teamviewer but it doesn't work. I thought it might get fixed after upgrading the Ubuntu from 12.04 to ...
3
votes
1answer
148 views

Ubuntu Phone as PC

I feel "smart-phones" are computers, but none of OS is made to support desktop applications. Will Ubuntu Phone have that feature in near future. Will we be able just to connect phone to a monitor and ...
1
vote
0answers
50 views

Run Ubuntu without monitor? Want to remote it with RealVNC

Friends, I am totally new to Ubuntu but I want to use it on an old computer of mine to run Plex Media Server to stream movies to my Chromecast. I have managed to install everything and it was all ...
0
votes
0answers
26 views

Screen 'pushed' towards the right, black bar on the left

I know this is a monitor/TV setting but my monitor doesn't have settings to change where the picture is. Is there a Ubuntu equivalent to move the picture over? Also, I have tried playing with all of ...
0
votes
0answers
8 views

How to disable top bar on second monitor?

I did a search and most answer are from back 2011, is there a way to disable the top bar on a second monitor now? I tried digging around but couldn't find anything. (linux newbie)
0
votes
0answers
45 views

Dual Boot with Windows 8.1 - Secondary Monitor Resolution incorrect

Yesterday I installed Ubuntu for dual boot on my computer. When I am on Windows 8.1, my secondary monitor has a resolution of 1024x768 but when I go into Ubuntu, the secondary monitor only gets a ...
1
vote
1answer
74 views

How to measure battery life on Ubuntu 14.10

So, I am rather happy with my battery life. I just want to know how I can measure how much time I actually get out of it. All the posts about battery life and Linux/Ubuntu/etc seem to be about ...
0
votes
0answers
21 views

Login screen only appears on TV

I've been using ubuntu for a couple months and when I first installed it everything seemed fine (or at least easily fixable.) Somewhere after the install I bought a DVI to HDMI cable and hooked up my ...
0
votes
1answer
26 views

Mouse flickering on one monitor

I've done quite a bit of googling to find a solution to this but couldn't find anything. I have two monitors, an LG one and a Samsung one and my mouse disappears and flickers on the Samsung one. Also ...
0
votes
0answers
34 views

MacBook Pro 8,2 dual boot with Ubuntu - why is there a 2nd monitor?

After installing 14.10 on a separate partition, Ubuntu is detecting a 2nd display that doesn't exist. I can move my mouse and windows to it just as if I did have another monitor connected. If I ...
0
votes
0answers
62 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 ...
1
vote
0answers
88 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: ...
0
votes
1answer
59 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 ...
0
votes
0answers
27 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 ...
0
votes
1answer
35 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 ...
1
vote
0answers
36 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. ...
0
votes
0answers
29 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 ...
0
votes
0answers
25 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 ...
0
votes
1answer
196 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 ...
0
votes
0answers
158 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 ...
0
votes
0answers
66 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 ...