0
votes
0answers
31 views

Ubuntu and Windows 8.1 simulateous monitor problems

I got my Asus X502 laptop dual booting Ubuntu 13.10 and Windows 8.1 and everything is working smoothly. Suddenly after I hibernated Windows and started up the system the Windows side boots fine, but ...
0
votes
1answer
77 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
votes
3answers
259 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
0answers
63 views

VLC media player flickering

I am using ubuntu 12.04 as my operating system currently. Recently, I updated my system using the following commands:- sudo apt-get update sudo apt-get upgrade After updating,my system, ...
0
votes
1answer
105 views

DISPLAY command on the command line

What does the command export DISPLAY=:0on terminal do ?? Is it possible to change the number from 0 to some other value..
0
votes
0answers
267 views

Ubuntu 13.10 Dual Monitor Display Radeon

I recently purchased an external monitor to use with my laptop for a dual screen setup. My laptop is an HP Pavilion g6 and is running Ubuntu 13.10, along with the Radeon graphics driver. I plug in the ...
0
votes
1answer
342 views

compatibility issues with HD7990 graphics card

Just upgraded my graphics card from a HD6970 to a HD7990. Have tried Ubuntu 13.10, the last LTS and also Kubuntu 13.10 but none will run a display properly. Even when booting from a live USB/DVD I get ...
0
votes
0answers
126 views

Newbie cannot fix display resolution persistently

I am running 12.04 on a Dell 5430 laptop with external Dell monitor as a real newbie. My monitor is running at 1152x864 rather than the 1920x1080 that is capable of. I have followed the various ...
0
votes
0answers
36 views

Screen going blank

When I am watching videos via VLC or watching videos in Firefox - even when I simply click DASH HOME - Screen goes blank - nothing working - I needed to restart to recover. Not sure which is causing ...
2
votes
1answer
575 views

Unity desktop “smears” (doesn't refresh) and shows no wallpaper

Since a couple of days now, my unity desktop background smears everything, just like what old Windows versions were famous for: Of course, I tried rebooting a couple of times. Also, I switched ...
1
vote
0answers
37 views

Display won't turn on after trying to use Ubuntu live CD

I have a dual boot desktop running Windows XP and Windows 7 64-bit (each OS on separate hard drives). My graphics card is a EVGA Nvidia GeForce GT 630 (DVI and HDMI). I popped in an Ubuntu 11.10 ...
0
votes
2answers
388 views

The system is running in low graphics mode?

Hi there. I've dual booted my device with Windows 8 pro and Ubuntu 13.04 I've done all updates by the following commands: sudo apt-get update sudo apt-get upgrade Then I've installed the ...
0
votes
0answers
23 views

Display Problem “cable not connected” [duplicate]

I'm installing ubuntu 13.04 from usb bootable pendrive..After i select install ubuntu the screen goes blank for sometimes and after that i says "cable not connected". But the welcome sound triggers ...
2
votes
0answers
42 views

How to clear up herringbone video problem?

I have Ubuntu 13.04. When I turn the computer on, most of the time I get a herringbone pattern. If I turn it off and back on. Sometimes that works. Then I get the opening screen with the programs. ...
1
vote
0answers
511 views

Thinkpad T420 display port not detected

i'm trying to connect an external monitor to my Lenovo T420 using the DisplayPort but it's not working. If i connect it via VGA it works fine, but the image on the monitor is lacking sharpness and ...
0
votes
0answers
173 views

How do I fix a distorted display (horizontal stretch) on Ubuntu 13.04 and animations are slow

I installed Ubuntu 13.04, It worked fine for 2 days, now my screen is stretched for no reason (that I know of), the laptop keeps switching from "Speakers built in audio" to "Dummy Output" back and ...
0
votes
1answer
256 views

Cannot change brightness

I'm using Ubuntu 13.04 and my graphics card is Nvidia GF 620M. For some reason, Ubuntu is using the Ivy Bridge processor. It works fine, though. The only issue I'm facing is the brightness. I can't ...
0
votes
1answer
352 views

Where to see or set a color-depth for display with Intel 82865G integrated graphics in Ubuntu 12.04 LTS

In Resolution HD 1920x1280 with Intel graphics in ubuntu 12.04 LTS I asked for help with resolution. As I tell in my answer, now I need to set or at least see if the color depth is really full-color ...
1
vote
2answers
124 views

Graphics on boot split into three sections

I just installed 13.04 onto a new laptop because of the ease of install with the uefi bios. When I boot the system though, the screen is split into three sections each about 640x200 at the top of the ...
0
votes
0answers
72 views

Fade effects in Ubuntu

Is there any application that is able to fade in/out the whole screen in Ubuntu? Also I would like to access it from terminal like bellow: app-name screen-fade-out or app-name ...
0
votes
0answers
16 views

Display - 640x480 o [duplicate]

After installing Lubuntu 13.04 on my Dell Inspiron 1100, the display is messed up. It is in the top left of my screen at 640x480 with a duplicate directly below. This was not the case with the 'live ...
1
vote
1answer
255 views

Troubleshooting poor performance with ATI HD 5800 GPU

I am attempting again to solve problems between ATI Radeon HD 5800 series (5830) GPU and Ubuntu. Three months ago I posted: Display difficulties with Ubuntu 12.10, Dual Monitors, and ATI HD 5800 I ...
0
votes
0answers
201 views

How to set up two HDMI monitors with nvidia/intel combo?

I have a combo of intel motherboard and nvidia video card with dual booting (Windows7 & Ubuntu 12.10) Two HDMI monitors are properly detected in Windows 7 (in BIOS setting, I set the nvidia card ...
0
votes
0answers
163 views

My screen display is smudgy and unclear. Can I improve its quality?

I'm a recent happy convert from Windows. One thing about Ubuntu (12;10) though, is the quality of its display. It is smudgy and blurred compare to Vista. I set the resolution to the max 1440 x 900 ...
3
votes
0answers
44 views

Why does ATI Radeon have choppy display on Linux? [duplicate]

I'm using Radeon HD 7700M on Ubuntu 12.10 and I'm using Catalyst 13.1 as the graphics driver. The problem is that I keep getting these horizontal lines appearing on the screen that look like the ...
1
vote
1answer
156 views

Random white pixels on screen

I have an Ubuntu 12.04 installed with a ATI Radeon HD 6550D. The problem is, that sometimes, there are random white pixels at the screen, which appears especially on dark areas of the screen. This is ...
2
votes
0answers
661 views

Display difficulties with Ubuntu 12.10, Dual Monitors, and ATI HD 5800

I have the ubiquitous and difficult display problems. I have a very limited understanding of everything regarding graphic display mechanics, and Gnome specific terms, so please let me know if you ...
0
votes
1answer
307 views

12.04 losing display settings on startup

I'm running Ubuntu 12.04 on my desktop at work. It seems like every other week when I boot up my computer it loses its display settings. It's to the point where I have to bring up the virtual console ...
5
votes
2answers
1k views

How do I rotate my display when not using an X Server?

I have a widescreen monitor that rotates. I'm trying to use it in 'landscape' mode (vertical). This is easy in the GUI. How do I rotate my display when I am not running an X Server or when I am ...
1
vote
1answer
406 views

Why is my display getting garbled?

I recently installed the latest Ubuntu version 12.10 on my USB stick and booted my laptop with it. The OS runs just fine and as expected but there are a few niggles though! Sometimes when I start a ...
2
votes
1answer
280 views

How to investigate display lockup after Alt-Tab switching?

Running Kubuntu 12.10 on a Dell Latitude E6500 running the free NVIDIA driver for my display. If I hit alt-tab to switch between windows too fast the display locks up and the only way I can unlock it ...
0
votes
1answer
464 views

How to tell which graphics card is being used in a hybrid system?

How do I know which graphics card is being used in a hybrid system? From lspci: 00:02.0 VGA compatible controller [0300]: Intel Corporation 3rd Gen Core processor Graphics Controller [8086:0166] ...
1
vote
1answer
155 views

AO522 ubuntu 12.10 several reboot incase of black screen

My acer aspire one 522 with a new ubuntu 12.10 or Kubuntu 12.10 installation (dual boot with win7) sometimes has a black screen but if I reboot once or more, I can login on desktop. How can I fix ...
3
votes
0answers
499 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
0answers
217 views

Desktop goes blurry / granulated

After few minutes using, desktop and fonts in unity-menu goes blurry. See screenshot: Closer image: In all applications (browser etc.) graphics seem to be allright. After rebooting problem ...
1
vote
0answers
1k views

Display problems on Ubuntu 12.10 : “ERROR Couldn't find PLL settings for mode!”

It seems like there's been such problems with external monitors for a while, but even if I updated everything I knew that could be upgraded, I still face the same problem. I have an old laptop that ...
5
votes
1answer
440 views

Distorted graphics on start up

So I am using dual monitors and every time I boot up my machine after entering my password to login, both screens show distorted graphics which eventually go away. I am on Ubuntu 12.10 the OS type is ...
1
vote
2answers
736 views

ASUS EPC 1015CX won't boot with display after installing additional drivers

I have a ASUS EPC 1015CX with Ubuntu 12.04 LTS installed using wubi alongside Windows 7. It worked perfectly after installing except that the supported screen resolution was only 800*600 instead of ...
0
votes
2answers
254 views

No nvidia-drivers

I have a dell M4600 with NVidia Quattro K2000m. After first installing Ubuntu it showed 2 experimental drives in "Additional drivers". After reboot, they were gone. And I don't have any xorg.conf. It ...
0
votes
2answers
643 views

Ubuntu 12.04 won't recognise my 2 monitors

I've got 2 monitors plugged into my nvidia quadro fx1700 graphics card but Ubuntu only recognises my HD monitor (says its a laptop monitor) and ignores the other one. Is there any way I can force it ...
0
votes
2answers
970 views

Ubuntu 12.04 Nvida 550ti drivers

I can't seem to locate any working drivers for the 550ti. I have downloaded the file from nvidias site and run it, but it just doesn't seem to help. I am still unable to increase the resolution, ...
7
votes
2answers
2k views

How to set up multiple GPUs (12.04)?

I have two GPUs: one Intel i915 integrated, and one NVIDIA 560 Ti. This is NOT a hybrid setup, nor a laptop. In Windows 7, each card is connected to a different monitor, with the NVIDIA doing any ...
17
votes
3answers
47k views

How to add display resolution fo an LCD in Ubuntu 12.04? xrandr problem

I am fresh for Ubuntu and Linux in general. I have installed Ubuntu 12.04 and stuck trying to setup correct resolution for my LCD display. The native resolution for the LCD is 1920x1080 here is the ...
3
votes
4answers
5k views

Error message “Signal out of range 92KHz - 58Hz ” when starting Ubuntu. What is wrong and how can I fix it?

My monitor has an Analogical connection. First I install windows 7, then I install Ubuntu 11.10, when this installation finish I restarted the PC. Any time there I turn on the PC I see the BIOS ...
2
votes
0answers
1k views

Setting nomodeset to fix blank screen on boot breaks browser rendering

I have upgraded my wifes netbook (Novatech X10) from 10.04 to 12.04 and hit the same problem I had with 11.04 and 11.10 with the blank screen on boot. I can fix this by adding the nomodeset option to ...
2
votes
1answer
886 views

Unusable desktops settings with nVidia

I am owner of nVidia GeForce GT 320M and I have two displays: external montior BenQ 1920x1080 and laptop's display 1366x768. Ubuntu with installed additional hardware drivers recognize my monitors ...
1
vote
0answers
353 views

Display issues when running VirtualBox [closed]

I have 11.10 installed and it works great. The OS sits on a Dell XPS with Nvidia graphics. Has anyone run into display flickering when running virtual box on ubuntu? The display jumps from the last ...
1
vote
1answer
745 views

My laptop display is just a black screen

the external display works fine but my main display is just black i know it works beacuse it works fine in windows but it wont work in linux D: my laptop is a acer-aspire 5734z ive tryed reinstalling ...
0
votes
1answer
316 views

Graphics card drivers - dual-link DVI?

Running default install of Ubuntu 10.04 on PC with Geforce 9500GT graphics card - would there be any problems running a monitor that needs dual-link DVI cables?
0
votes
1answer
303 views

External display is showing and reporting wrong resolutions

I'm running 11.04 in dual-boot on my macbook pro (2010). I've got an external monitor connected which I've configured through nvidia settings to be it's own X display. When I open the nvidia settings ...