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
171 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
33 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 ...
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2answers
93 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). ...
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0answers
11 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
27 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
51 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
16 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
41 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 ...
1
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0answers
100 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 ...
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0answers
18 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 ...
2
votes
1answer
229 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: ...
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2answers
41 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
52 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
85 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
19 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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1answer
160 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 ...
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0answers
42 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 ...
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0answers
54 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
23 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
234 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
17 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
80 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 ...
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0answers
244 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 ...
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0answers
147 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
90 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 ...
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0answers
351 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
109 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
42 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
84 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
vote
1answer
171 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 ...
2
votes
0answers
122 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 ...
0
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1answer
56 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 ...
0
votes
1answer
216 views

Wrong resolution - cant change

I'm not new to Linux, but I newly installed it on this PC. Its been as smooth as always, but I have a problem with the display. It runs in 1024x768 on a 1920x1080 monitor, which is not exactly fun. In ...
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0answers
27 views

CLI: Defoult monitor and it's resolution

To keep long story short: I have 3 monitors plugged into my computer. Main (1920x1080) via DVI, secondary (1440x900) via D-sub and a TV (720p) via HDMI. I want to have CLI (and possibly GRUB) on the ...
0
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0answers
108 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 ...
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0answers
27 views

NVidia SLI Mode

Im trying to figure out how to enable SLI on my device. i used this command theshadowone@LinuxBox:~$ nvidia-settings | grep SLIMode ** Message: PRIME: No offloading required. Abort ** Message: ...
0
votes
1answer
152 views

system freeze after monitor power save

I have a Lenovo ThinkPad running Ubuntu 14.04 LTS with a DELL U2414H connected via the Display Port as a secondary display. When the monitor goes to power save mode and I try to wake it up, I get the ...
0
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0answers
425 views

14.10 two monitors with GeForce GTX750

I have some problem with my desktop pc and Ubuntu (both 14.04 and the newest 14.10). My pc has two monitors: the first one is old and has only VGA (D-SUB) plug - I plugged it to Intel Graphics ...
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0answers
265 views

Ubuntu 14.10 screen artifacts - How do I fix?

Please tell me how do I fix this problem? I have no graphics card for your information 00:00.0 Host bridge: Intel Corporation 82Q35 Express DRAM Controller (rev 02) 00:01.0 PCI bridge: Intel ...
0
votes
1answer
87 views

Screen turned off on resume, HDMI issue

I have an HP Pavilion G4 AMD A10-4600M APU with Radeon(tm) HD Graphics × 4 14.04 Trusty For some time now, whenever I suspend notebook either by shutting lid or manual suspension screen is off. ...
0
votes
1answer
164 views

configure Intel integrated graphics in thinkpad to drive external 4k display only, via HDMI, using xorg.conf

Using the interactive displays configuration tool from the Ubuntu desktop, I have successfully configured this Thinkpad X1 Carbon (2014) with its integrated Intel video to drive an external display at ...
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0answers
13 views

Monitor not displaying window text

I just installed 14.04 on a Dell Dimension XPS system using a Dell LCD monitor (Model E177PFf) and while the display is good overall, I've discovered that not all text contained in a window displays. ...
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votes
1answer
88 views

Ubuntu Display Error Chrome Ubuntu 14.04.01

I have a Problem. My Display making a Blackscreen if i opening the Chrome Webstore or something from Google. I become a Blackscreen and dont can become it on. Help Me. (Oh i have a Problem with Ubuntu ...
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0answers
47 views

Ubuntu refuses to recognize my external monitors

I'm running Ubuntu 14.04 as a guest OS using VMWare Fusion 6. My machine is a MacBook Pro with and Intel Iris Pro graphics chipset, running OSX Yosemite. I have two external monitors plugged in to the ...
3
votes
4answers
1k views

DisplayPort monitor not detected if switched off and on again

I am running Ubuntu Desktop 14.04 on a desktop PC with a Nvidia GTX 660 connected to a HP LP2475w 24" monitor over DisplayPort. It boots up fine, but if I switch off the monitor and switch it on ...
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0answers
58 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 ...
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0answers
9 views

Job of Gallium3D on Linux

Question 0: when a Linux OS is up and running with a hardware graphics accelerator supprt (VGA Card Support), what is the job of software like Gallium3D required to do? Does it pre process the ...
0
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0answers
29 views

How do I completely update my ubuntu software?

This is a dual fold question. May someone guide me to the right source? When m Ubuntu was instailled, it overwrote Windows 8, but partially. I wanted Windows 8 completely gone. I can tell that Ubuntu ...
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votes
1answer
15 views

changing the display properties of grub

I would like to remove the rectangular box and the instructions displayed along with the (entries) in grub that appear during the boot.I searched for the grub design file but i couldn't find one apart ...