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

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11 views

How to set the main monitor on Lubuntu?

I have a desktop computer with Lubuntu and a dualhead display (two monitors). I want to extend the display to both monitors (currently they're mirrored), but I have a problem: the left monitor is a ...
0
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0answers
4 views

Desktop notworking after login

I have installed both the 32 bit and 64 bit versions of 14.04 LTS and 14.10 in a VMware Workstation 11 virtual machine. In all cases after I login parts of the desktop turn black and eventually the ...
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0answers
12 views

“DO NOT USE” message in display settigs

I have a strange issue that I looked for solution in the net and found nothing. I'm using 2 screen. One is Dell UltraSharp U2312HM and the second is Xerox xm7-22w. The Dell is working perfect, but ...
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1answer
16 views

Can Ubuntu 13.04 32bit support Multi-display(four display) funtion under bay trail paltform? [on hold]

Now we installed the Ubuntu 13.04 32bit under the Bay Trail platform. For our application we want to do multi-display output at the same time, now we have two output from onboard and two output from ...
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0answers
19 views

Autologin to GNOME display manager

I am using kali-bit. I don't know what happened, but when I turn on my PC it settles on the GNOME Display manager user' desktop directly, without any login screen. When I click on switch user or log ...
2
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0answers
16 views

When I turn my monitor on after it has been off, it does not display anything

I am running Xubuntu 14.10 on a desktop and use LightDM. As I said in the title after I turn off my monitor (with the computer already on) and then turn it back on again there is no input from my ...
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0answers
17 views

Chromecast as second display

I'm using Chromecast with ubuntu 14.04 and I'm able to mirror my desktop using chromium + google cast addon. Just wondering if it's possible to 'extend' my desktop as if chromecast was a second ...
0
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1answer
22 views

Reset Display settings

I was trying to set up my laptop to plug into an external lcd display in portrait mode. I found an option with a visual display of the screen and a rotate button among, I believe display settings or ...
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19 views

Strange color changes and large patches of green (after some time) make sceen unreadable : what is wrong?

It happened twice as of now. Large patches of green and other colors take the background and then all colors change mostly to a kind of light blue. I cannot work anymore and stop the PC. Is it the ...
1
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0answers
24 views

Setting best display mode as default

I use two resolutions - 1680x1050x60Hz for general usage and 1280x1024x75Hz for CS:GO playing. I have set 1280x1024 in CS:GO settings, but when it launches it sets itself at 60Hz. For this moment I ...
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0answers
10 views

Sony Vaio switching between internal and external monitor after coming out of suspend

I have a sony vaio and when it comes out of suspend mode, the screen display will either be the detected wide screen, a smaller screen or blank (as it has selected external monitor mode!). Each time I ...
3
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1answer
56 views

Is there a way to prevent your windows from moving when an external monitor is connected?

So, I'm using Ubuntu 14.10 on my laptop and occasionally plug it into my TV for a second screen. My TV is to the left of my desk. When I enable it as an external monitor to the left of my laptop ...
1
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0answers
23 views

Ubuntu 14.04 Incorrect Aspect Ratio for Monitor

I recently bought an SSD and added it to my system to install Ubuntu on. Below are the specs of my system. Intel i7 3770k @ 4.5 GHz 16GB RAM EVGA NVIDIA GeForce 660Ti The issue I am having is that ...
0
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0answers
35 views

Using Ubuntu 14.4 and nvidia prime to switch to dedicated video card

So, basically I have a laptop, asus n765vz with integrated graphic and nvidia gt650M. I installed prime to switch to the dedicated video card and it worked. The problem I have is that I connnected a ...
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0answers
26 views

xrandr, dual monitor, one rotates left, Screen 0 has wrong width [on hold]

xrandr command: xrandr --output VIRTUAL1 --off --output DVI-1-0 --mode 1920x1080 --pos 0x840 --rotate normal --output DP1 --off --output HDMI1 --off --output LVDS1 --off --output VGA1 --mode ...
0
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0answers
45 views

Triple Monitor on 14.04 with nVidia 710M

My laptop (Asus X552CL) has both an HDMI out and a VGA out, as well as the built in display. I'm using the proprietary nVidia driver version 340.58. Pretty quickly I realized that when a VGA cable ...
0
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1answer
42 views

./setup.py: command not found

I followed steps from here Flux for ubuntu 14.04 - possible? to install flux but I am getting an error like ./setup.py: command not found please guide me soon. Thank you
1
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1answer
18 views

System displaying “E” as “H” (?) from different font (?)

This is weird - and it just turned up yesterday. I'm on Ubuntu 14.04 LTS, and fairly vanilla. As of yesterday, the system wants to display the character E as H. Here are two examples. First, the ...
0
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2answers
59 views

Automatic installation of NVIDIA CUDA and NVIDIA drivers

My system does not have an nVIDIA card installed on it, and neither did I execute any command to install the same. However, the upgrade check lists the installation of the nvidia driver (331.113). ...
0
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0answers
9 views

running ubuntu version 10 or higher have a messed up display

I have hp dv6707us with AMD64 1.9ghz 2Gb memory, I can run ubuntu version 9 with no problem but updating to version 10 or 12 my display is messed up. The suggestion to go to systems and look for Chips ...
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0answers
18 views

Ubuntu crashing the display , but not feeling any lag

The Ubuntu display is crashing always, some times i cant able to read a text document, Due to this crashing lines.
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2answers
36 views

Error Installation of Ubuntu 12.04 LTS of display

I've installed Ubuntu 12.04 LTS in my Windows. My PC Specs: Proc : Intel Core i3 @3.3GHz Memory : 4GB VGA : AMD Radeon HD 5500 Series. But I got a problem, my Ubuntu is in error and the display is ...
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0answers
10 views

minor display problem for firefox in ubuntu 14.04

Look at the top of Firefox .there is an unknown symbol with heading.I am a noob.please help me. this is starting to annoy me.
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0answers
29 views

Nothing on screen except for the background picture after logging in

I was using two monitors last night and now when I turn it on and log in the second monitor is mirrored and nothing is on my desktop. If I try to open something from the terminal it says it cannot ...
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0answers
23 views

Dual Screen error “gdbus.error:org.gtk.gdbus.unmappedgerror.quark._gnome_2drr_2error_2dquark.code2”

I am having trouble with my laptop when trying to extend my desktop. For a long time (a couple of months) I could extend it fine. However (either after installing CUDA for coursework, or after an ...
0
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0answers
14 views

monitor problem

i have a laptop with non working screen so I put an external one , after this I put the latest UBUNTU. the problem is that I want only the external screen work, but cant do it, if I open SKYPE this ...
1
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0answers
59 views

14.10 Dual Monitors are displayed as distorted single screen mode

I have very recently updated my Ubuntu OS from 14.04 to 14.10. I am running on an optimus enabled laptop, with Intel 4000 graphics and an nVidia 640M. *-display description: ...
0
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2answers
21 views

My display will suddenly freeze

Ubuntu has been doing this for years. Usually I would just give it time and it would catch back up with itself (5 minutes or so). Recently, that hasn't been working. Essentially it's as if the entire ...
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0answers
22 views

Resolution problem and xrandr doesn'r solve

I've got a problem on my macbook air, intel hd4000, 1440x900, linux ubuntu 14.04, lightdm, kde. I was playing (in a stupid way) with resolutions, and i setted a resolution which doesn't work with x ...
0
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1answer
28 views

how to make ubuntu 14.10 recognize Dell u2312hm screen?

I just installed 14.10 on a new computer but it does not recognize the display (dell u2312hm) I tried installing the NVIDIA driver 331.89 but it did not help. Any suggestions? Thanks,
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0answers
9 views

take a lot of time to switch to external monitor

Afer setting up Xubuntu14.04 LTS on my dell laptop i have a very weird problem: It takes a minute or so for external monitor to "wake up" (i.e. after I connect to it, it immediately displays that ...
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0answers
14 views

Locked sceen does not blank 14.04

When my screen locks, either with inactivity or Ctrl-Alt-L, it never blanks. After 12 hours of inactivity it still shows the login screen on top of the desktop wallpaper. I've watched the blanking ...
2
votes
1answer
143 views

How do I turn off the display [duplicate]

Is there any key kombination or terminal code that turns the display off? It should work like when you lock the screen: As soon as you move the mouse the display should turn on again (without the need ...
0
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0answers
22 views

Ubuntu 14.04 LTS - display blanks out

I am on trusty LTS and after getting the latest kernel updates on my system, whenever I visit http://google.com/chrome or https://youtube.com my display goes blank. I am not particularly sure what ...
1
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0answers
33 views

3 displays, 2 connected to GPU, one connected to motherboard

I have 3 displays, 2 connected to the GPU (it is an AMD HD 6790, DVI and HDMI connectors), and another one using my mobo's VGA connector (the one you use when you don't have a dedicated graphics ...
0
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1answer
13 views

Display does not work after preseeded network install

I used the netinstaller and a preseed file to preseed several Ubuntu Server installs. This worked fine, and I can SSH into the machines. However, if I go down to the server room and plug in a VGA ...
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0answers
138 views

Problem on using multiple displays on Ubuntu 14.04.1 LTS

I have a laptop with an Intel integrated graphic card, i.e. id: display description: VGA compatible controller product: Haswell-ULT Integrated Graphics Controller vendor: Intel Corporation ...
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0answers
14 views

Triple Monitor Question 14.04

I am new to Ubuntu, I have an ASUS HD 7770 video card, I left windows mainly for something new, and to use three monitors/ head... I have two on the Desk and a HDMI set up to the TV for client ...
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0answers
41 views

Second monitor detected but appear to be “off”

I have been enjoying dual monitors using Xubuntu with Nvidia driver 340.58 for some time now. However, suddenly one of the monitors stops working. In nvidia-setting panel it just appears as "Off" and ...
1
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0answers
81 views

Dell XPS 13 Sputnik3 (Ubuntu 14.04) cannot find display-port

Here is the story. I've used the mini-display port from my XPS13 for about a year with an ASUS 2560x1440 res external display, via a mini-DP to DP connector. This has worked fine for 1 year. This ...
0
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0answers
76 views

Lubuntu 14.04 - Connect projector to Asus Eee PC 1000HD

I have replaced windows XP with Lubuntu 14.04 on my mum's old netbook (Asus Eee PC 1000HD). She uses it mostly for presentations, so she connects projectors pretty often. Unfortunately, there is a ...
1
vote
1answer
28 views

How to black out screen when watching video/playing game on other screen?

I have a 2 display setup. When I have something full screen on one screen (such as a game or a movie), I often want to black out the other screen so that it's not a distraction. Is there any easy way ...
0
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0answers
192 views

Nvidia Prime does not detect external VGA monitor after updating Ubuntu-drivers-common and xorg

This post is a followup to another post I had about accessing my external monitor after upgrading my ubuntu-drivers-common package. I had found the cause to be this bug, but now that a fix is ...
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0answers
9 views

Lynx non-English fonts display and log in problem

i just installed Lynx browser ( which doesn't have GUI and executes in terminal and i use G u a k e Terminal) but the terminal does not show Persian fonts which have right to left alignment. it ...
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0answers
60 views

Intel q35 Screen Artifacts. Ubuntu 14.10 How to fix?

https://www.dropbox.com/s/lpb8f40hfjsg9w0/Screenshot%20from%202014-11-09%2019%3A54%3A13.png?dl=0 https://www.dropbox.com/s/fkzv64cpkpf7qqk/Screenshot%20from%202014-11-09%2019%3A54%3A30.png?dl=0 ...
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0answers
19 views

Extended Desktop broken into 4 halves on 2 monitors

I'm having this issue on my HP Envy 17-2070nr with a Radeon HD 6850M. I'm using Ubuntu 14.04. Here's info. for anyone who can help: Extended desktop causes internal monitor to show 1/2 of its own ...
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0answers
27 views

Ubuntu 14.10 Display Issue - How do i fix? (My Other answer wasnt really unanswered. Please support me!) [duplicate]

https://www.dropbox.com/s/lpb8f40hfjsg9w0/Screenshot%20from%202014-11-09%2019%3A54%3A13.png?dl=0 https://www.dropbox.com/s/fkzv64cpkpf7qqk/Screenshot%20from%202014-11-09%2019%3A54%3A30.png?dl=0 I ...
0
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0answers
46 views

How to get dual monitors working on Mac Pro black cylinder

How do I get dual monitors working on a Mac Pro cylinder? I have two thunderbolt connected displays (one on a minidisplay port to dvi connector, and the other on a mini displayport to vga connector). ...
1
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0answers
52 views

Display Contrast Ubuntu 14.0.4 x32 on Elitebook2560p

I downloaded icc-profiles and icc-profiles-free from apt-get and this gave me a few more options inside Gnome-Color-Manager / but I still have no option to Calibrate (button is disabled) and all of ...
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0answers
69 views

Display freezes temporarily with nvidia drivers on 14.04

I'm having a problem with my ubuntu 14.04 LTS laptop, with nvidia drivers. Every so often the display freezes. There doesn’t seem to be any pattern to it and the computer keeps running fine. I can ...