Dualhead describes multi monitor setup with only two screens.

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Setting a dual monitor headless X Server for VNC

I would like to run Linux headless over VNC. This is easy. However, I would like to use dual monitors. My goals: Support each monitor at its native resolution (2560x1920, 1600x1080) My VNC client ...
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127 views

Skydome and dualscreen issues with 14.04 and compiz

This shows the issue with windows. As you can see they seem to be displayed as though there were 4 cubes. The issue is the same if I use the multiple cubes option as well. This shows the skydome ...
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89 views

DisplayLink adapter doesn't work for 12.04LTS

I have tried to google all the way but I can't find any concrete answer to solve my problem. I bought a ASUS-VE248H and a display link USB adpater. I plugged it in my HP-23-b020a and nothing shows ...
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0answers
165 views

Dual Frame Buffer on Ubuntu 12.04 Intel HD Graphics 4600 i7-4770

I have 2 monitors connected to the PC, one in HDMI, one in DVI. I have Intel integrated graphics HD4600 Now as far my understanding, both the monitors is connected at the same framebuffer /dev/fb0 ...
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39 views

Why do my display settings revert after I reboot?

Specifically, I have to set which of my two monitors is on the right every time I reboot. I'm using gnome-control-center, in Gnome3. Ubuntu 14.04. Why are my settings being reverted when I reboot?
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1answer
137 views

Dual monitor with different Applications. Ubuntu 14.04

There is a way in Ubuntu 14.04 to work with two different screens while the set of applications of each screen is individual, so alt+tab would not show all applications, but only the ones belonging in ...
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2answers
86 views

Dual-screen instead of only one screen

Since the upgrade from Ubuntu 13.10 to 14.04, I have problems with my screens. My video card is a Radeon HD 7870, it uses the fglrx-updates driver. My main screen is a 24" with a resolution of ...
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27 views

2GPUS and fglrx

When I run fgl_glxgears on the monitor sitting off of GPU1 i get about 1500FPS but if i drag fgl_glxgears to the second monitor sitting of GPU2 FPS drop to about 300. Both GPUs are the same model. ...
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1answer
820 views

Ubuntu 14.04 with two ATI graphics cards (one fglrx, one radeon) [duplicate]

Okay, so I have a motherboard with VGA/DVI/HDMI and I use one of the ports off of it for one display and the mother display comes off my PCIe HD 5830. I want to keep the seperated because when I'm in ...
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176 views

ubuntu 12.04 dual monitor on nvidia quadro 2000M problems

I've been struggling with this for a while and was hoping to get some answer I have a thinkpad w520 laptop and ubuntu 12.04 which I fail to get working with dual monitors. $ lspci | grep VGA ...
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40 views

Overlapping line from smaller disaply in dualhead mode

I have a problem on both gnome shell and unity that is best described with the following photo: http://i.imgur.com/JQwr3Rh.jpg This is my external monitor. It's a FHD monitor and my laptop monitor is ...
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20 views

How can I get my monitor to work with my laptop?

I've got a DELL XPS.... something... and Ubuntu detected the nvidia card I apparantly have in there. It presented about 6 drivers I could optionally activate - so I did. Before I did that, the monitor ...
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239 views

Dual Monitor DVI + DisplayPort = blurry text fonts

So I'am using the current config: Ubuntu 12.04, ATI Radeon graphic card, Dell monitor (let's call this monitor A) connected with DVI cable. The image quality is very good on monitor A. Then I ...
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70 views

Unable to launch application on the second monitor

I have installed ubuntu on VMWare Workstation 10, and my laptop connect to another monitor. The dual monitors look work well, I can drag a window to the second monitor. However, when I use command ...
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1answer
337 views

Display port monitor suddenly broken

I'm running Kubuntu 13.10 and all has been good for ages. I think some recent update has borked my X config and I have no idea how to fix it. I have a Dell laptop with a Dell monitor on a display ...
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79 views

PlayOnLinux MS Office 2012 Ubuntu Dual Screen Maxmizing Issue

I installed MS Office 2010 on ubuntu 12.04 LTS with the latest POL version without a problem. All works perfectly. However I have to screens. The laptop's main screen and an external. When I move ...
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144 views

dual screens black after install of propietory AMD drivers

I upgraded to ubuntu 13.10. Using the non-propietory (tahity, gallium) drivers I got a good result, except that my second screen (a TV) became the login screen. I installed amd's propietory drivers ...
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60 views

how to restrict 3D (unity 3D) usage to only one screen

I got dual monitor setup, configuration is like this: xrandr --output HDMI-0 --above LVDS And Unity 3D became irratatingly slow. For example character appears only 1 second after I key in them. ...
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107 views

Nitrogen dual display settings reset after period of time?

I'm running Ubuntu 13.10 and am having some issues with Nitrogen. Naturally, it resets when restarting the machine but I've changed my profile settings to restore once the terminal is open (so that's ...
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1answer
2k views

DisplayLink usb on ubuntu 12.04 on laptop

I'd like to use a displaylink usb UGA-2k-A rev b. (dl-195) on my laptop with ubuntu 12.04 I have an Asus x53s with intel graphics and nvidia Geforce GT 520MX 1GB. I've read a lot of posts about how to ...
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1answer
351 views

Can't get second GPU recognized

I just stuck in another GPU to run two screens. $ lspci | grep VGA 02:00.0 VGA compatible controller: NVIDIA Corporation G86 [GeForce 8500 GT] (rev a1) 03:00.0 VGA compatible controller: NVIDIA ...
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1answer
720 views

Multimonitor in login screen vs. lock screen

I have a multiple monitor setup with two screens. The login screen uses dual monitor mode (as seen on the first picture), but the lock screen (CTRL + ALT + L) uses only a single monitor and disables ...
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1answer
470 views

Cursor trapped on secondary X screen

Problem My mouse keeps getting stuck on DISPLAY=:0.1. Setup Three monitors on two cards with two X Screens. Radeon HD 6950 (00) DISPLAY=:0.0 Monitor 1 over HDMI Monitor 2 over DVI Radeon HD ...
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1answer
227 views

Dual Monitor Resolution problem

Whenever I plug in my second monitor, which is my tv that I plug in using HDMI, the screen zooms in really far, and I can only access about half of the desktop. I have windows on my other hard drive ...
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1answer
80 views

Why did my video performance decresase recently?

I've been running ubuntu 12.04 for the last month without any problem, just yesterday a problem with the video performance came up. I'm using compiz (always used it) but now, everything is slower and ...
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1answer
489 views

Why Ubuntu 12.10 the touch screen inputs goes to second monitor?

I have Elo touch screen, connected to a VGA output, and i have another screen connected to HDMI output. When i touch the Touch screen, its 1024x768 resolution, the cursor goes always to other screen ...
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1answer
495 views

Windows move to external monitor when re-opening lid

I'm using Cinnamon (on 12.10) on a laptop (Compaq 6710b business model) with an external monitor. Both screens run at 1680 x 1050, the external monitor is located on the right. During normal ...
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1answer
197 views

Dual monitor error on single monitor setup

I'm running Ubuntu 12.04 x86. Once I had two monitors and used the Nvidia control panel to configure dual screen to get a single desktop stretched across the two monitors. Then I had one monitor ...
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1answer
113 views

Dual head switching problem

My media player runs Ubuntu 12.10 with video drivers Gallium 0.4 on AMD RV710, experience standard. The graphics card is reported (lshw) as a Radeon HD 4350. This card is driving two displays. The ...
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515 views

nvidia-settings recognizes monitors resolution but refuses to allow me to choose it

I have an nVidia GTX 570 card in my machine, with two monitors connected. This very, very nearly works. I am running Kubuntu 12.10. Upon installation, both monitors worked great, I only had to swap ...
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1answer
223 views

Nouveau failing to drive dual monitors on kernel 3.2.0-30

I have set up my system quite a while ago and even though nouveau has some quirks, I still prefer to use it to the nvidia drivers, because or randr. After the latest kernel upgrades to version ...
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1answer
273 views

Does an onboard video affect the X windows configuration?

Does the onboard video on the motherboard affect the X windows configuration? My system has onboard and pcie video. The onboard video is a NVIDIA GeForce 7025 GPU, On Board Graphic Max. Memory ...
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92 views

Why hasn't ubuntu made notify-osd more configurable yet? [duplicate]

Possible Duplicate: There's an issue with an Alpha/Beta Release of Ubuntu, what should I do? notify-osd and dual monitors First thing I fix generally on Ubuntu was the notify-osd in ...
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1answer
16k views

How to setup dual-screen monitors in xorg.conf using Nvidia TwinView?

I have the following xorg.conf file, but TwinView is not working for me when using 2 monitors. Please help me get things sorted out. # nvidia-settings: X configuration file generated by ...
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0answers
2k views

Dual monitor display 12.04? [duplicate]

I have 2 beautiful 27" ASUS monitors. I started trying out Ubuntu 12.04 and now only one works and thats VGA. Any help here cause I'm stumped. I have a BFG Tech Nivida Geforce 8800 GT 512MB and I'm ...
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1answer
364 views

xubuntu 12.04 vlc 2.0.3 dual monitor refresh different rates problem

I have a xubuntu 12.04 setup with NVIDIA GT610 proprietary driver, TV with HDMI and vga monitor. it worked perfect with 11.10 and vlc 1.1.X with 60Hz on VGA and 50 Hz on TV. Now with 12.04 and 2.0.3 ...
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1answer
1k views

Ubuntu 12.04 dual screen - live version OK but does not work after installation

I have a desktop machine, a bit old Intel Core 2 4400 (64bit), with nVidia GeForce 7900, two Iiyamas, one 2403, one 2202. The problem is that everything works fine under Live version -- the display ...
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2k views

display port on x230 not working

having problems with my new lenovo x230 - using dual montiors, only vga registers anything. This has the Intel graphics controller : 00:02.0 VGA compatible controller: Intel Corporation Ivy Bridge ...
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2answers
482 views

Color calibration not working in 10.04.4 with GNOME Color Manager

Calibrating my monitors, or loading a different icc profile, does not affect the color representation on my monitor. System setup: PC: MD8822 dual core. OS: ...
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1answer
1k views

How can two people play Minecraft on one laptop with external monitor attached?

I want two people to play minecraft at the same time on my laptop as follows: (internalMonitor) external-dualhead-Monitor LAPTOP ...
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1answer
759 views

Unity Top Panel spread on both dual monitor. Necessary?

I'm using Ubuntu 12.04 with a dual monitor setup. The Workspace is spread between the monitors in Xinerama mode, not mirror. Now, the top panel is present on both the monitors. It's simply doubled. ...
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1answer
643 views

How do I get two X displays across two monitors, working independently

I'm running an nvidia card on a machine running a fresh install of 12.04. I'm using the drivers available from the main repos. I have the program 'nvidia-settings' available. I have an x display on ...
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4answers
6k views

nvidia card driver not detected: no settings & cannot use HDMI

I have an HP Pavilion DM3-1120eb laptop with an Nvidia Geforce G105M graphic card, running a fresh Ubuntu 12.04 Precise Pangolin install. When connecting to a new Samsung S23B550 23 inch LCD monitor ...
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0answers
802 views

Dell E6510 with Intel i950 cannot detect second display in Precise

After a bout of trouble with 10.04, 10.10 fixed the driver issues with my Intel video card. I avoided upgrading for some time, but bit the bullet this weekend. I was able to upgrade and get the box ...
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1answer
574 views

Dualhead X1800XT cold plug not working, but hot plug is working

When I have two monitors attached to my x1800xt during bootup, X, Unity or the graphics driver crashes during the last stage (loading UI when the monitor setup changes from mirror to extended, tty is ...
2
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1answer
967 views

The dual-monitor settings ignored when using XFCE [duplicate]

I have two monitors and a ATI Radeon 5750 video adapter. Using ATI's catalyst control center I am able to configure the displays so that the desktop spans over the two monitors. The multi-desktop ...
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1answer
3k views

Dual Monitor with high resolution

I got some trouble with my dual monitor setup. My monitors: Iiyama 22" 1680x1050 Samsung SyncMaster TA350 24" 1920x1080 My graphics card is an AMD Radeon 5750 and I installed the additional AMD driver ...
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2answers
5k views

I cannot set up dual monitors to work with 11.10 using amdcccle 11.9

I've installed the ati catalyst drivers 11.9 manually because the default ones don't work with gnome-shell. But when that I try to change the settings in amdcccle(adminstrative) to use multi-display, ...
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2answers
667 views

Which dual-head video card(s) are guaranteed to work in twin view on 10.04 or 11.04 with minimal tinkering?

After trying (quite unsuccessfully) to get a Matrox G450 to work in twin view, I've gone another direction and am shopping for new, compatible hardware. I have searched the threads and found the list ...
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1answer
417 views

Run the same browser on two different desktop instances?

With my two-video-card setup I'm currently forced to run two non-Xinerama desktops side-by-side, each with their own gnome-panels. (When I move my mouse off the edge of one, input focus changes to the ...