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

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1answer
310 views

Display problem in HP Compaq laptop

I am recently installed Ubuntu 12.04 in my laptop HP Compaq with an AMD Turion processor.Model no. HP presario V6000. It works well when booted from DVD but after installation display will not work ...
0
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1answer
687 views

Gnome Desktop Flickers on One Monitor

Recently, I've run into a strange problem with Ubuntu Gnome. I installed 14.04 last Saturday and everything was fine. However, I woke up one morning to find my Asus HDMI monitor saying "VGA No ...
0
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1answer
632 views

Changing Font Size in Applications

I am using Ubuntu 14.04 on a Macbook Pro 11-1. Because of the Retina display, the resolution absolutely needs to be 2560x1600 (I have a 13 inch). However, that obviously doesn't work too well with an ...
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0answers
3k views

Ubuntu 14.04 Dual monitor

I am in the process of moving from Windows XP to Ubuntu 14.04. I need to be able to run in what windows calls 'extended desktop'. As soon as I plug in the projector or a monitor the video output ...
0
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1answer
532 views

boot for install crashes on 14.04 (Display related)

Situation: I'm trying to install 14.04 on an ASUS R510DP laptop. Preconditions: I checked my install media and MD5 sum matches. Booting to check install media passes on the USB Drive. Symptoms: ...
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votes
3answers
4k views

After upgrading from13.10 to 14.04 screen on a laptop doesn't work but

First my laptop CPU/GPU is Intel Celeron N2815 (Bay Trail) and I am in dual boot with windows 8. I have upgraded from ubuntu 13.10 to 14.04 today through update manager. And after upgrading and after ...
0
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1answer
65 views

Xubuntu Monitor issue

I did a presentation with my laptop with an external monitor (using latest Xubuntu). After the end of the presentation my laptop ran out of battery. When I got home an logged in again, I had only a ...
0
votes
1answer
194 views

How to fix quadruple screen in teamviewer?

When I connect with my remote Ubuntu server (from Windows 7) everything I get is a quadruple cut-off image of something that from far looks like a desktop environment: I have googled this error and ...
3
votes
0answers
220 views

How to use VMware on multiple displays? [closed]

I am using three displays on my lubuntu 13.04 host machine (GeForce GTX 690). I need to run many virtual machines and have been using VirtualBox lately. Now I've decided to install VMware. Everything ...
2
votes
1answer
327 views

Disable laptop monitor when there is an external monitor

How can I configure Xorg so that when a certain external monitor is attached to my laptop via HDMI, that external monitor becomes the main monitor and the laptop monitor is switched off? Obviously I ...
0
votes
1answer
7k views

how to get a DisplayLink display adapter working in Ubuntu 13.10

I have a UGA-2K-A USB 2.0 to DVI DisplayLink graphics adapter and I'm trying to get it to work on Ubuntu 13.10 in order to hook it up to a display. First, I confirmed that the package ...
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1answer
189 views

Ubuntu 12.04 | Display issues with Dell GX620

I recently installed ubuntu 12.04 on Dell GX620. I'm not able to change the resolution from 'Display'. I have already tried the following method: Modeline "1280x1024_60.00" 109.00 1280 1368 1496 ...
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1answer
447 views

Second Monitor not Displaying on Boot up

I have 2 monitors connected one with VGA and one with HDMI. When I boot up the HDMI one doesn't doesn't display anything. I can tell it is recognizing some kind of input (it doesn't go into sleep ...
0
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1answer
67 views

Losing display after boot up

Newbie trying to use Ubuntu on Dell Computer with VGA display and TV as second monitor. In GUI I set an option that turned off both my screens. Now, when the system boots, the screens go blank. I can ...
1
vote
1answer
210 views

How to lower the resolution of a laptop monitor?

I am using laptop dell inspiron 5421. Now with an accident the 1/3rd of my left side screen is damaged. Now I was wondering is there any way so that I could shrink the screen size to other 2/3rd of my ...
1
vote
0answers
70 views

Laptop resume with external display: all windows are displaced to other workspaces, why?

I am not sure if this is the default behavior and if someone else noticed it. Suppose I have 4 workspaces with an external display plugged in so my workspace setup looks like this: [W1a W1b] [W2a ...
2
votes
1answer
100 views

13.10, second monitor: how do I make the “Display: HDMI1” box go away?

I've got a new laptop on which I've installed 13.10 and I use XFCE as my desktop. I want to use the laptop with an external monitor, and that works fine, mostly. However, when I use the "Display" ...
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votes
5answers
6k views

Is there any way to set the display scaling back to default other than from the display settings dialog?

I scaled the UI from the display menu. Now it is way too big and I can't get to the slider to reset it. Any ideas how I can change the scaling in Unity back to default without accessing the settings ...
0
votes
1answer
238 views

User gets logged off back to login menu

I have Ubuntu 12.04 installed via alternate installer amd64 fresh with LibreOffice and ncomputing vSpace software installed. I facing a unique issue here which is little tricky to describe. Whenever I ...
1
vote
1answer
4k views

Lenovo t440p dual screen

Just bought a Lenovo t440p with an ultra dock, don't have nvidea bought with intel graphics. I want to use dual monitor with displayport, not including the laptops LCD. The problem that I am having ...
4
votes
1answer
7k views

“Could not open display `(null)'” error. How can I fix this?

I'm trying to run an appliaction, but when I run it I get a Could not open display `(null'). Error. Why is this? Specifically I was trying to run scratch (which I installed via aws): ...
0
votes
1answer
534 views

Dell XPS 13 Ubuntu 13.10 built-in display not working

I have a Dell XPS 13 which came pre-installed with Windows 8. I installed Ubuntu 12.10 and upgraded to 13.10 recently. After the upgrade, the built-in display is always a blank screen, while when ...
2
votes
1answer
3k views

external display resolution vga output

I am using a Toshiba laptop with an ati radeon graphics card. I have installed ubuntu 12.04 via wubi. I am trying to output to my external display which has a native resolution of 1280x768, but it is ...
0
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1answer
553 views

Completely black screen after disconnecting external display except when booting in recovery mode

When trying to connect an external screen (video projector) to my laptop (Dell Latitude E6530), I tried to switch to the external display using Settings Manager -> Display. I changed a setting, but I ...
1
vote
2answers
2k views

How do I get the two external monitors connected to my laptop to stop mirroring each other?

I have a Lenovo T440 laptop on 12.04 with two external monitors attached (running through one VGA port that goes to this splitter). Right now Ubuntu is counting the two external monitors as one (they ...
2
votes
2answers
2k views

Issues with Wine screen resolution

Hardware: Very old Dell Inspiron 6400 laptop, onboard video, no driver support. Planning on buying a new computer soon, but wondering if this is a hardware issue which could be solved by buying a new ...
0
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1answer
23 views

how to fix big previews on ubuntu

When I switch between windows using Alt+tab, the previous being display appear very big a blurry. Instead of having the original window preview, the image is very big a blurry. However when switching ...
0
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1answer
68 views

laptop display black

noob here... searching for a while for the answer to this but haven't had any luck. I am out of town and just fired up my laptop but got a black screen only. Totally my fault because I usually have ...
2
votes
1answer
73 views

MacBookPro display issue when booting via USB stick to live mode

Greetings Ubuntu community. I'm currently trying to set up Ubuntu 13.10 on my MacBookPro11,2. I'm trying to follow the instructions outlined on the MacBookPro11-1/Saucy page. I downloaded the NON-MAC ...
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3answers
6k views

Horrible graphics on my Dell Inspiron 17 with Ubuntu 13.10

I just got a new laptop: Dell Inspiron 17 (3737) BTX Base. The graphic card is Intel® HD Graphics 4400 I installed Ubuntu 13.10. The graphics are just horrible. It looks like an old 4 bits color ...
0
votes
1answer
189 views

Nvidia settings not working after system update

my nvidia-settings application stopped working after I updated Ubuntu 12.04 a while ago. when I do any changes in the application and hit "Apply", the application just exit and the changes are not ...
0
votes
1answer
105 views

Firefox 27.0.1 Address Bar Completion Pop-up Text Blank

I can't seem to catch a screenshot, but the drop-down menu that appears when you're typing into the address bar with suggestions seems to be broken. The icons on the left-hand side of each suggestion ...
0
votes
2answers
155 views

Why do I have to detect displays for my 2nd display each time I resume from suspend?

I am using Ubuntu 12.04 with Saucy HWE and Nvidia 331.20 with GeForce 310. I have two identical 1440x900 displays. Nearly each time I resume from suspend, I have to detect displays to get my 2nd ...
6
votes
1answer
13k views

How do I calibrate colors without extra hardware, like dccw.exe on Windows?

Colors on my monitor are too yellow. On Windows 7, there is the color calibration tool accessible from the Control Panel, or as dccw.exe. I'd like to calibrate color without extra spectrometers ...
2
votes
1answer
481 views

No compatible screen mode found, blurry screen

When I started up my computer one day, the resolution was all blurry and when I logged in it came up with this error message: None of the selected modes were compatible with the possible modes: ...
0
votes
1answer
469 views

Ubuntu 13.10 goes black screen after uncompleted software updates

I usually get this alert each time i start my Ubuntu that i should perform software update, i usually ignore it. but yesterday i just decided to perform the update which couldn't complete ...
1
vote
1answer
492 views

Desktop Flickering after Suspend or Sleep

I seem to be experiencing some issues around my desktop display when my monitor has gone to sleep or I've suspended my system. Not always the case, but trying to turn it back on by moving my mouse, ...
2
votes
1answer
2k views

Ubuntu 12.04 - can't detect 2 displays

I'm running ubuntu 12.04, my graphic card is: VGA compatible controller: Intel Corporation Haswell Integrated Graphics Controller (rev 06) I have 2 Display but the desktop is not extended, both ...
3
votes
1answer
97 views

Installing Ubuntu 12.04 on a laptop with a external display only

I have a old Dell laptop that I use as a media computer hooked to my TV. It was in rough shape when it was given to me as it has a broken keyboard and screen. I have been using it with my TV or my ...
1
vote
0answers
762 views

Nvidia display driver installed but not working 13.10

I have a Shuttle sn41g2 and I belive the correct nvidia drivers are installed but the screen is blank. I have tried the 'top tips' from the internet but with no success. Thank you. I have tried the ...
2
votes
0answers
36 views

How to set a temporary custom desktop width for a broken display

I need to temporarily limit the horizontal extension of the Ubuntu environment, because the display is broken and its rightmost quarter is full of vertical lines, making the top panel menus not ...
1
vote
0answers
519 views

connect Crossover High Res. Monitor to Intel HD Graphics 4400

I tried to attach my external Crossover monitor to my Lenovo Yoga 2 Pro with help from this page on notebookcheck.com. My monitor seems to be able to display only 2560x1440 at 60.0, xrandr shows ...
0
votes
1answer
113 views

Multiple Monitors: Monitor not turning on

I'm having trouble configuring my laptop display with the external monitor. I use the laptop most at home where I connect it to an external monitor and turn the display off. However I still need to ...
3
votes
1answer
8k views

How to connect computer to tv with hdmi?

I am trying to connect my laptop with my tv using an hdmi cable. It has worked with an vga cable, but my problem is that the screen does appear, but it freezes and nothing happens. The screen is also ...
2
votes
1answer
621 views

How to apply changes done to dual monitors without restarting gdm or lightdm

I know gnome-control-center display changes the file ~/.config/monitors.xml. But when I restart my machine, gnome-control-center display don't remember my previous settings for dual monitors. So I ...
1
vote
0answers
380 views

Error when using DisplayPort monitor - Lenovo X220

When I connect my Acer 21.5" LCD monitor to my Lenovo X220 using a DisplayPort to VGA connector, the monitor shows up under 'Displays' but when I enable the monitor, it doesn'twork and I get the ...
2
votes
1answer
647 views

Can I adjust computer display size to fit broken screen?

The right 1/4 of my HP laptop screen is broke and does not display anything. I would like to adjust the display of the screen to fit in the 3/4 of the screen that works. I do not want to change the ...
2
votes
1answer
524 views

Different text scaling factors for different displays?

I just purchased a new laptop, which has a much higher DPI than my prior one did; in fact, its resolution (in a 14" form) is roughly the same as that of my 23" second monitor. I'd like the text on ...
0
votes
1answer
174 views

I unchecked “dim the display”, but it's still diming

I have problem on my asus k55a running ubuntu 13.10. I have unchecked "Dim screen to save power" in Brightness & Lock, but the screen is still dimming after a while. This is very annoying when I'm ...
2
votes
1answer
76 views

Adjusting default brightness upon boot

When I boot to ubuntu 12.04, the back light on my display turns off and I have to press the increase brightness button 4 times to get it to the desired brightness. Is there a terminal command I can ...