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

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2answers
40 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 ...
6
votes
3answers
4k views

Workspace 1 to laptop screen and Workspace 2 on HDMI connected TV?

I have two workspaces, which I need to function as below: Usually they function as usual two workspaces, but... When I connect a HDMI cable to my system I want to have workspace 1 display on laptop ...
1
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0answers
31 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
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
19 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.
0
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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.
7
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1answer
667 views

Display problem when adjusting brightness in ubuntu 12.04

Recently I installed Ubuntu 12.04 on my Dell 1554 laptop. I was adjusting my screen brightness when this happened : this has become a recurring problem which is really annoying. I also want to ...
1
vote
1answer
4k views

“drm:[drm_crtc_helper_set_config] *ERROR* failed to set mode on [CRTC6]” during install

I have a desktop PC which I built a while back. It has an Athlon XP 2500+, 2.5GB RAM, and an Nvidia (PNY Verto) Geforce 6200. I removed the CD drive to add another hard drive so I install from a USB ...
1
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0answers
30 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 ...
0
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0answers
15 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 ...
0
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2answers
25 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 ...
1
vote
2answers
3k views

Ubuntu won't do 1920x1080

Both my monitors (one over DVI other over HDMI) have a native resolution of 1920x1080 (16:9) but the only two options for resolution in the "Display" section of system settings are 800x600 (4:3) and ...
1
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0answers
75 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: ...
14
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2answers
3k views

Is it possible to have two different DPI configurations for two different screens?

I'm using Ubuntu 12.04.3 with NVidia drivers (319) for my Quadro K2100M graphic card, and when I switch my main 3200x1800 laptop screen to mode 1920x1080 (using nvidia-settings), the display goes ...
0
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0answers
32 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 ...
1
vote
1answer
158 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
34 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,
3
votes
2answers
6k views

Turn off laptop display and have monitor

My laptop display has stopped working and is unfixable! Anyway, I got a full HD monitor and plugged that into the HDMI port of the laptop. I have changed the power settings so that I can close the ...
3
votes
3answers
2k 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
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0answers
13 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 ...
2
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2answers
3k views

Can not change display resolution on a Sony VGN-FZ21M

My Sony Notebook VGN-FZ21M does have a NVIDIA grafic card with a VESA G86 Board - e415h01. My Problem is, that i can not change the display resolution from 1024*768 (4:3) to 1980*1280. I tried to in ...
2
votes
1answer
144 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 ...
2
votes
2answers
4k views

Is this a dual monitor reset bug?

My two displays are: Intel GMA x4500 Laptop (1280x800 native resolution of the built-in display) External display (1920x1080) A few minutes after I login to my dual monitor setup, it gets reset to ...
0
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0answers
27 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 ...
0
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1answer
15 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 ...
0
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0answers
76 views

Ubuntu 14.04.1 LTS graphic (display) freezes

I just installed Ubuntu 14.04.1 LTS, and when I enter my username and password it shows me the following image and doesn't go any further. When I move my mouse the pointer doesn't show up but the ...
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0answers
35 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 ...
2
votes
2answers
3k views

Correct Display configuration. Errors while trying to arrange displays

I am trying to set up my tv with my laptop trough a VGA cable. The display application in Ubuntu throws a lot of errors to me and I have given up in trying to do it myself. I try to apply the 1920 ...
0
votes
1answer
16 views

play sound on different outputs, based on what display its the “player” is displayed on?

Is there any way to play sound on different outputs, based on what display its the "player" is displayed on? E.x if its played on the computer screen it uses analog output, but if its displayed on ...
0
votes
1answer
28 views

Multi display. how to fullscreen on selected/used display?

Multi display. how to fullscreen on selected/used display. I've tried DISPLAY:=0/DISPLAY:=1 but that does not work on most applications... Nvidia propetary drivers btw.
0
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0answers
148 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 ...
0
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0answers
205 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 ...
1
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0answers
90 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 ...
4
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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0answers
46 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 ...
5
votes
1answer
2k views

Nonexistent display (Unknown Display) messing things up

I've been cracking my head with this one all day, read all there is to be read around the issue (not much to be found on it to be honest: some questions, some blog posts and some unresolved tickets) ...
0
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0answers
62 views

Two displays detected for the built in screen, no external monitor capability

I'm using a Lenovo W530 and I have a problem after recently updating 14.04. I'm using the nvidia-331-uvm driver which was doing fine until I updated yesterday (10th November 2014). Now my laptop ...
0
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0answers
86 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
31 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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2answers
92 views

Blank display after upgrading to Ubuntu 14.04

I am trying to upgrade my system from Ubuntu 12.04 to 14.04. Everything installs well but the desktop appears blank. I have enabled Ubuntu Unity program after going into CCSM, rebooted the system but ...
3
votes
1answer
2k views

Ubuntu 14.04 Unknown Display, nvidia graphics

I tried the @Golboth solution in this thread. Worked sometimes, it has an intermittent behavior, sometimes work, most of times doesn't work. Installed Nvidia drivers, Ubuntu detects the Graphics : ...
1
vote
1answer
2k views

How to try Ubuntu on a hp pavilion g7-1246ef computer that has no Linux suport for video card? (12.04)

I want to try Ubuntu on a hp pavilion g7-1246ef computer. I got it as a 64 bit system with a win7 64 bit but now it runs a 32 bit win 7 (due to canon printer driver issue). The Windows device manager ...
0
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0answers
68 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 ...
4
votes
1answer
7k views

USB display adapter with linux/ubuntu drivers?

I want to use my external monitor's resolution fully (2560x1440) with a USB display adapter for my laptop. I have one with Windows drivers, are there any adapter with linux / Ubuntu drivers that can ...
0
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1answer
38 views

'Unknown Display' in Ubuntu 14.04

I just installed Ubuntu 14.04 and the first thing I noticed was that in the display settings, my monitor was not recognized. I tried every solution that I found in the forums but nothing actually ...
1
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0answers
27 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 ...
1
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0answers
48 views

$DISPLAY env var gets cleared at random times

Stock Ubuntu 14.04 Trusty. I seem to regularly experience the $DISPLAY environment variable getting cleared for some reason I don't understand. Basically everything will work just fine until it's ...
0
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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
49 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). ...