Questions about multiple monitors (Including projectors), how to set them up, troubleshooting the configuration, etc.

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6
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4answers
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The desktop cannot be created because its area is too large with ati card and dual monitors

I have two monitors (1920x1200 and 2550x1600) and ati card (hd 4870x2). I installed the ati drivers from additional drivers panel. Unfortunately ulike in previous versions of ubuntu I am unable to set ...
6
votes
2answers
3k views

windows maximize in the wrong display

I use dual display with Ubuntu 12.04. Display 1: Thinkpad T420s. Intel HD3000 Display 2: HP 1955. Whenever I want to maximize the windows (say a Chrome browser) in display 1, it automatically ...
6
votes
2answers
2k views

xgamma -display parameter for dual monitor setup

I want to change gamma for my first monitor. Every time I invoke xgamma with different -display parameters it somehow points to my second monitor. But I want to modify first one. I tried these ...
6
votes
4answers
8k views

Any really decent way to get three monitors?

What satisfactory solutions are there to achieve three monitors on Ubuntu? I know some ATI cards (Eyefinity) can support 3 monitors from a single card, but I don't know how well this is supported ...
6
votes
1answer
5k views

dual view monitors for one desktop on ati

How do i get dual view (two monitors with Full-HD-resolution) for one desktop on unity with an ati card on ubuntu 11.10? on 11.04 all worked fine. Now i have the problem, that after customizing on ...
6
votes
4answers
7k views

Dual monitors behaving strangely with ATI Mobility Radeon HD 3650

I recently installed Ubuntu and intended to use my 1920x1080 monitor with my 1440 x 900 laptop via HDMI, however, when I went into system settings to extend the displays I got this error: The ...
6
votes
2answers
9k views

How do I reset my display settings from the command line?

I'm running 12.10 on a dell e5400 laptop and I used xrandr to get the dual monitors working that I connect through a laptop dock. I used xrandr again to switch back to the laptop display when I ...
6
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3answers
2k views

Graphics cards so I can have 4 monitors

I currently have a single old graphics card to which I have connected 2 monitors giving me a big desktop of 2560x1024. If I get 2 of the following graphics card: ...
6
votes
4answers
3k views

Saving monitor settings?

Is there a way to save my monitor settings? I have an external monitor at work, but each morning i have to plug it in, rearrange the windows from being side by side to being on top of each other. Can ...
6
votes
1answer
8k views

How can I force fullscreen on my right screen?

I have 2 screens: 17" on left and 22" screen on right side. When I watch a movie with VLC and want to watch on full-screen on my 22" screen (the right one), I move my VLC window in right screen and ...
6
votes
1answer
1k views

Is it possible to use more than two monitors?

Is it possible to use more than two monitors in Ubuntu? If so, which graphics cards are known to work for example with three monitors in Ubuntu?
6
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1answer
4k views

Using DisplayPort with ThinkPad and DockingStation does not work

I have a ThinkPad x230 in a Mini Dock Plus. It is connected to two ThinkVision displays. Currently I'm using DVI, as I have had trouble using DisplayPort: Ubuntu is a current 12.10 installation, the ...
6
votes
1answer
3k views

Force full-screen game to one monitor?

I have two monitors, one 1920x1200 and the other 1920x1080, and in 10.10 they were "separate". As in when I opened the display preferences they were shown as separate screens. Since installing (from ...
6
votes
2answers
5k views

Is there a way to have an extended Desktop in Ubuntu a la Windows? [closed]

I have Ubuntu 9.10 set up with multiple monitors. Unfortunately, the way that Ubuntu handles multiple monitors by default in 9.10 is by having a separate desktop displayed on each monitor (it is not ...
6
votes
1answer
1k views

Different behaviour in 12.04 and 14.04 when laptop lid closed with external monitor

I upgraded from 12.04 to 14.04, and notice a different behaviour in multi-monitor mode. In 12.04, when I plugged in the external monitor and then closed the laptop lid, the laptop would not suspend ...
6
votes
1answer
830 views

`xcalib -i -a` controls only one of two screens - can it control both?

I am using 2 screens, and wish to invert the colors on both of them without using compiz (I'm using gnome shell). I can use xcalib -invert -alter as suggested in this question, but it only inverts ...
6
votes
1answer
129 views

Is it possible to set the Launcher to autohide on only one display?

I would like to access the launcher on my smaller notebook panel without wasting precious space. As space is not an issue on my external panel, there's no reason to autohide the launcher there. Is ...
6
votes
1answer
4k views

Adding a virtual screen to xorg.conf 11.04 (third display over vnc)

I currently have an nvidia gtx470 with 2 x 22" 1920x1080 displays on twinview. Since I have a spare laptop (old but works) and screen (22" 1680x1050). A vnc server would be set up (viewonly) to the ...
6
votes
0answers
483 views

Dual screen problem with Optimus [duplicate]

I have a Lenovo T430 (with an Optimus graphical system), connected to a Dock Station with an output DVI (a 23" screen is on this output). I have Ubuntu 14.04 Beta 1. Optimus works great with the last ...
6
votes
1answer
2k views

Is it possible to use both SLI and two monitors at the same time on Ubuntu with Nvidia?

I'm completely and utterly baffled by my inability to use both SLI and a dual monitor setup, even with Nvidia's latest proprietary drivers. Now I have to choose between the ergonomic and productive ...
5
votes
6answers
30k views

getting dual monitors to work on 11.10

I have two portrait mode monitors (the same model but one plugged in digitally, one analog). Both worked fine (as one big visual space) when I was on Maverick Meerkat. When I installed 11.10 I ...
5
votes
2answers
11k views

Two monitors when only having one in 13.10

I just did a fresh install of Ubuntu 13.10 64bit, and it says that I have 2 monitors, when I actually only have one I have a Dell XPS 15 with Nvidia graphics card if that helps in anyway
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2answers
5k views

Triple Head Nvidia and Intel

I have a dell inspiron with an Intel integrated video and an nvidia video card. actually i have a dual head 2 x 27 samsungs monitors and i got an old 24 inch sitting there by himself crying to be ...
5
votes
1answer
1k views

Alt + tab to switch between windows that are only in one screen

I am using GNOME-Classic and my window switcher is the Compiz Static Application Switcher. My problem is, when I press Alt+Tab, the switcher gives me the choice between windows of the whole workspace. ...
5
votes
6answers
1k views

Building a six-screen setup. What video cards options are there?

I'm building myself a nice setup with a massive amount of screen real estate. Since I had/have problems with video drivers in the past. I'm asking for advise here first. I want to connect at least ...
5
votes
6answers
11k views

Second Screen is Rotated in a dual monitor setup

I have a laptop connected to a second monitor using a vga port. No proprietary drivers used. When I go to System Preferences --> Monitor and I turn that on it doesn't look as it should, and it's ...
5
votes
2answers
18k views

Ubuntu + kde-standard + dual monitor

After couple of years, I decided to return to Ubuntu, from Debian (sid). I used to work with KDE, so I installed Ubuntu 13.04 and "kde-standard" on my laptop. SHORT: "Display configuration" is not ...
5
votes
1answer
2k views

Change notification popup monitor [duplicate]

Possible Duplicate: notify-osd and dual monitors I have two monitors setup currently however when I get a new notification (ie popup for new mail, or im) it fades in on the secondary ...
5
votes
3answers
5k views

(Dual Monitor and 12.04) Snapping window to full screen puts the window on other monitor

Background (This problem does not occur in Unity 2D) When moving a window around, and putting the cursor to the top of a screen, the orange box expands across the screen and you let go and the ...
5
votes
1answer
2k views

Snap to full screen not working (dual monitors) [closed]

I just updated to 12.04 and I have found a highly annoying bug, I am wondernig if there is a work around. The snap feature, where you drag a window to the top of the screen and it will then fill the ...
5
votes
3answers
3k views

Dual monitor Unity launcher opening on wrong monitor

Is this a specific unity configuration or a dual monitor configuration problems ? In NVIDIA X Server Settings. Make this the primary display for the X screen, is my choice the middle display. But the ...
5
votes
2answers
5k views

Thinkpad w540 w/ Ultra Dock only one external monitor works

I have installed Ubuntu 14.04 on this Lenovo ThinkPad W540 laptop, and everything appears to be working ok by itself. Today I received my docking station to which I intended to hook up 2 external ...
5
votes
2answers
16k views

How to make Ubuntu recognize an unknown external display (so I can adjust its resolution)?

I have a Dell laptop with an external monitor attached (a Samsumg SyncMaster 931c). My laptop display was recognized, and I can adjust its optimum resolution. My external display is still unknown, ...
5
votes
2answers
18k views

Dual Monitors not detected in Ubuntu 12.04 (ATI Radeon HD)

I am new to Ubuntu and really would like to replace Windows with it. One problem I am now running into is to make the second screen working. I have an Optiplex 990, which comes with an internal Intel ...
5
votes
4answers
22k views

Dual monitors not working with an Nvidia card

Even my main monitor is shown as unknown. I have tried setting up dual monitors using Nvidia settings with no joy however it does recognize that I have 2 monitors. This was not an issue in 11.04. My ...
5
votes
3answers
5k views

How do I calibrate a touchscreen on a dual monitor system?

I have a dual monitor setup of two different sizes. My primary monitor is a 23 in widescreen Acer T230H touchscreen, and the second is a regular 20 in. When I go to use the touchscreen, the cursor ...
5
votes
1answer
1k views

How can I disable workspaces for external monitor?

How can I disable workspaces for the external monitor in Maverick Meerkat (10.10)? Basically, I want to use the ability to switch workspaces, but on the main monitor only, I would like to set a fix ...
5
votes
1answer
3k views

Ubuntu Detects 2 monitors when I only have one

Ubuntu Detects 2 monitors when I only have 1. This causes an issue when booting up because it's detecting 2 monitors and by default it is mirroring the display; which is causing a distorted picture ...
5
votes
2answers
895 views

Dual Monitor Configuration changes to “Mirrored” automatically

After installing 12.04 on my Samsung X120 Notebook (with Intel GMA 4500 internal graphics card) i have a Problem with the configuration off my 2nd monitor. Its a 22" with 1680 * 1050 Pixel connected ...
5
votes
2answers
4k views

Prevent external monitors from shutting off when laptop lid is closed? [duplicate]

Possible Duplicate: How can I tell Ubuntu to do nothing when I close my laptop lid? I'm running my laptop essentially as a desktop, I have two external monitors hooked up, a bluetooth ...
5
votes
3answers
3k views

How do I set-up three monitors with two graphics cards (3d acceleration enabled) in Unity?

I have looked at: How does /will Unity handle multiple monitors? -> only two monitors with twinview How do I get three monitors working? -> each monitor uses a seperate x screen + xinerama (no 3d ...
5
votes
2answers
1k views

How do I resize the desktop on my second monitor?

I got two screens(extended desktop) and the second is widescreen standing on its side, so i told ubuntu that its vertical, it works fine, but the wallpaper area of the first horizontal smaller one, ...
5
votes
3answers
5k views

Configuration tools for multiple monitors for X / Linux

I have Ubuntu 10.04 running gnome and two monitors. I am wondering if a can get a better multi-monitor configuration tool. The one I have, gnome-display-properties, has too many problems, including: ...
5
votes
1answer
1k views

Dual monitors and command line

I set up Gnome to use 2 monitors in extended mode - and it works great as expected. Now I'm wondering wether it is possible to use this setup in the console mode. Currently I see the same command ...
5
votes
2answers
520 views

Can virtual terminals (ctrl+alt+f*) use external monitors?

My laptop has a broken screen (for a while now) and unfortunately I won't be able to fix/replace it for a little while longer than I hoped. Is there some way that I can get VT's to show on the ...
5
votes
2answers
6k views

Multiple-monitor display doesn't work after update to 13.10

I upgraded from 12.04 to 13.10, and after that, my secondary monitor doesn't work anymore. A little more info: $ xrandr -q xrandr: Failed to get size of gamma for output default Screen 0: minimum ...
5
votes
1answer
4k views

External Display Issues Lenovo W530 Ubuntu 12.10, VGA not recognized

I am running a Lenovo W530 with Ubuntu 12.10. I have tried every solution I could find for this issue but to no avail. Ubuntu will not recognize that I have a VGA monitor connected to the laptop. I ...
5
votes
2answers
5k views

Run a wine application fullscreen on a single monitor from dual-monitor setup

I have a dual-monitor system, running Ubuntu 12.10 with Gnome 3 desktop. I want to run a fullscreen wine application on one monitor (I'll call it "secondary"), while another ("primary") will not be ...
5
votes
1answer
8k views

double screen in ubuntu 12.04?

I am using ubuntu 12.04 and my video card is ATI Radeon 5000. I cannot use double screen (extended version). I get this error The selected configuration for displays could not be applied ...
5
votes
1answer
2k views

12.04, multi screen - Dialogs opening on the wrong screen

I'm using Ubuntu 12.04 with a second screen. The laptop screen is where I do most of the work and the second screen is mostly for displaying documentation and things like that. That's why it's very ...