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

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How to unplug/reset Mini DisplayPort in 12.04 in bash?

I'm running ubuntu 12.04 on a Dell XPS 15z laptop, and have connected an external display through the Mini DisplayPort. Every time I boot, if the display is connected I have to unplug and plug it in ...
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43 views

Monitor layout changed after suspend

I use Ubuntu 13.04 with NVidia driver 304.88. I have a dual screen config: external monitor on the left and laptop on the right. However when the computer wakes up after suspend, the monitor layout is ...
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235 views

Laptop with external second screen and external usb keyboard switch display to mirrored when the laptop keyboard is used

I have a laptop DELL with Ubuntu 13.04, I'm using a second screen plugged in by HDMI (second screen is a SHARP TV) and a usb keyboard + mice. I usually don't use the laptop's keyboard, but whenever I ...
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64 views

Multiple Monitors switch around when my xorg.conf is used

When in TwinView the system makes my Primary Display my BenQ 24" and my Samsung 32" TV the second screen, Great! Trouble is: When I make a basic xorg.conf using NVIDIA-SETTINGS I reboot and it gets ...
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94 views

Desktop files not visible with ATI dual monitor setup

I have files and folders in my ~/Desktop folder but they do not appear on my desktop. Creating a new folder from the GUI works and I can move the icon around but when I select "Organize Desktop by ...
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340 views

Second monitor full screen 12.04

I have just got a 2nd screen. Connected it and now each of my 4 workspaces is made of 2 screens. When I try making windows full screen on the 2nd monitor- some of them can become full screen on the ...
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131 views

KDE ignoring changes made to monitor position/rotation

I've been having all sorts of issues with Xorg, so this may have been self inflicted. I currently have two monitors, a 1280x1024 (we'll call it A) and a 1600x1200 (B) that is rotated 90 to the right ...
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53 views

Multiple displays

I am currently using Ubuntu 13.4, And I sometimes use two screen to make things easier sometimes; but there is an annoying problem. whenever I try to change the resolution at a different level on ...
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358 views

Ubuntu 12.04 LTS problems with ThinkPad T530 Nvidia graphics card - Discrete Graphics Will Not Boot

I have been running Ubuntu 12.04LTS for about 4 months and I have been running dual monitor via the Thinkpad LCD screen and a VGA connection to my main monitor, however ideally I would like to run ...
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133 views

Dual monitor Ubuntu 12.04 LTS disables all screens

I just installed Ubuntu 12.04 LTS on my Dell N5110 Inspiron and everything went fine. After I finished, I connected my external monitor to the VGA slot and rebooted the laptop. My external monitor is ...
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89 views

How to manually assign twinview?

I got nvidia card and i use one CRT monitor and LCD television set, connected via HDMI. By default, when TV is connected (all the time) mode (twinview) is set to : CRT: 1152x864_75 +0+0, DFP: ...
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84 views

How do I get my cursor to move across X displays correctly?

I have a display wall consisting of 18 monitors connected to three ATI Eyefinity 6 6800 cards. I'm using the ATI proprietary drivers and have setup three Eyefinity display clusters of six monitors ...
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280 views

Rotating Screens With NVidia Multi-Monitor

I'm having a problem with screen rotation. The relevant configuration info I can think of is at the end of this message. I run GNOME not Unity. The xorg.conf, or one very similar to it, worked for ...
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174 views

How to start a program always on second monitor

I tried to google and to browse/search the questions but with no luck. I have xubuntu 12.10 installed and extended desktop is working great (intel display driver). The problem is that I want to start ...
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37 views

How to bind a application to start in a monitor?

I have a ubuntu LTS box with two monitors configured with NVIDIA X Server Settings software, so that the GUI applications can be dragged between the two monitors. This configuration is fine and ...
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464 views

displaylink 13.04 kernel 3.9 edid issue

I have followed this thread How To Make Ubuntu 13.04 Work With DisplayLink Monitor? but i get stuck as my displaylink adapter does not pass edid info on. (The monitor does if I connect directly with ...
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518 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 ...
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81 views

Ubuntu 13.04 unity desktop not displaying once expanded across multiple displays and terminal is not working

It took a while for me to even find out how to spread my desktop across all 4 of my displays. I also managed to activate the ability to drag windows between desktops as well. Of course now only my ...
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367 views

Configuration of NVIDIA Optimus extended screen using HDMI

I would like to extend my current laptop screen on a TV using a HDMI cable. Even if I found several topics talking about that, none of them gave a clear solution, and they were where quite outdated. ...
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484 views

Ubuntu Gnome Dual screen move all open application to primary screen

Finally I have change my work environment at work from windows to Ubuntu 12.04, using Gnome 3.4. I'm very satisfied, but there is one issue that I'm trying to resolve for some time without success. ...
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177 views

How to get ubuntu to associate Nvidia graphics with hdmi port?

I am relatively new to ubuntu and I am having problems with my hdmi port. My laptop is an Asus N56VM with hybrid graphics: Intel HD 4000 (intergrated) and Nvidia GeForce GT 630M 2gb. I have a ...
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60 views

How to stop applications from changing screen

For some reason, whenever I turn my secondary monitor on, or wake my laptop from sleep, all my programs move to my secondary monitor, this can start to become quite annoying, as I usually only have 1 ...
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100 views

multi-monitor wallpapers on login screen?

I am using Syncwall to manage multi-monitor wallpapers on 13.04 just fine, but I was wondering if there was a way to make it work with the login screen. Right now my login screen is just copying the ...
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70 views

Windows move onto second monitor when I turn it on

I'm using a small monitor for my main display I also have an LCD TV hooked up through HDMI as my secondary display. The problem is whenever I turn on the TV most but usually not all of my currently ...
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285 views

HDMI works only after restart

I connect additional monitor to my laptop by HDMI. System detects second display only after restarting. xrandr command result without restarting computer: /$ xrandr Screen 0: minimum 8 x 8, current ...
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426 views

VGA DisplayLink adapter under Ubuntu 12.10

I'm trying to connect a third monitor as an extended desktop to my other two. After hours of trying, I achieved a green screen on the monitor with the DisplayLink adapter. Then i wrote a xorg file, ...
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182 views

Limited resolution options for external monitor

Ubuntu will only allow 1024x768 or 800x600 resolution options for my external monitor, an HP 2159m (which supports 1920x1080). The laptop's built-in monitor works fine. I'm running Ubuntu 12.04, and ...
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228 views

Ubuntu Gnome desktop messed with second display

This used to work some time ago. I could connect a second screen on the display port interface of my laptop (via display port -> DVI adapter), then use the catalyst control center and select "Single ...
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162 views

Dual (Triple?) Monitor problem with QQ + Nouveau

I'm running Ubuntu 12.10 on a Dell Latitude with an NVIDIA NVS 4200m video card. I'm trying to get it to work with 3 monitors connected: the laptop's, one connected via VGA, and another via HDMI. ...
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179 views

display not sharp enough on external monitor

i am using ubuntu 12.04. The Display looks sharp enough on my laptop, but when i connect it to my external monitor (hp 2311x) it looks slightly blurry. I tried installing intel-linux-graphic-drivers ...
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161 views

Dual monitor not working when 'nomodeset' is used

I am using an HP Pavillion g6 laptop running 12.04, and the laptop screen is simply black if I don't apply 'nomodeset' on startup. However, including this has lead to the laptop not recognising an ...
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998 views

Can't detect second monitor (NVIDIA Optimus)

I'm using Ubuntu 12.04 on a DELL XPS with NVIDIA Optimus. I know that questions related to this have been asked several times, and I followed many tutorials and instructions but couldn't make this ...
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110 views

Third screen on laptop with USB?

I'm currently running ubuntu on a laptop provided with VGA and HDMI ports, also, I have two 22 inches monitors which I would like to connect to the laptop to work with three screens. first. VGA + ...
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112 views

Nautilus Dual Monitor issue

I am using Ubuntu 12.04 and 2 monitors. My left monitor is the laptop screen and the right monitor is an external monitor. Whenever I open a nautilus window in my right (external) monitor and double ...
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194 views

Dual monitor extended desktop setup randomly falling back to mirror mode

I just have this strange behavior and couldn't find out what is wrong. Anyone ever saw this kind of error? I checked the xorg log, but wasn't able to identify any obvious error. My setup: Notebook ...
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76 views

Use arandr keybindings without metacity?

I use the arandr program (a GUI on top of xrandr) to switch between various monitor layouts quickly and easily. I find its less buggy than Ubuntu's displays application. One of the features of ...
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129 views

Second monitor missing skype and guake panel icons (indicators)

I have a dual monitor set up. On the primary monitor I have my launcher and my panel as always. The panel shows all my usual indicators for volume, network manager, skype, everpad, dropbox, etc. ...
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213 views

Gnome Classic - automatically add panel when external monitor is connected

Similar to: With Xmonad / GNOME, switch gnome-panel between monitors While at my desk, I use two external monitors with laptop lid shut. When mobile, I use my laptop display of course. I like to ...
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452 views

Ubuntu does not detect HDMI (TV)

I have a z68 motherboard which got a HDMI connection. Ubuntu won't detect my TV through it, neither will it detect that I have two GPU's (HD 4870 and Intel HD 3000) it should work like this, as it ...
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332 views

plugging in external monitor to ubuntu 12.04.2 LTS causes unknown error at start-up

OS : ubuntu 12.04.2 LTS OS Arch. : X86_64 Graphic : Nvidia NVS 3100M External Monitor : Samsung SyncMaster S20R315B Plus Laptop Model : DELL Latitude E6410 today I bought "Samsung ...
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222 views

AMD Video Cards: Force full-screen game to one monitor?

I have a AMD Radeon 7850 and a dual-montior setup, configured in the AMD Catalyst Control Center (amdcccle). My monitors are configured to act as a single screen (3360x1050). However, when I launch a ...
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372 views

dual monitor setup with extended desktop

I am trying to setup a dual monitor settings in ubuntu which will extend the desktop over two monitors. That means single panel, single launcher over two monitors. Actually I was going to setup two ...
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104 views

Dual Montiors, One Stuck at 640x480

I have a dual monitor setup using the ViewSonic below as my primary and the Acer as my secondary. I'm assuming that the Acer does not send the EDID so it's not picking up on the correct native ...
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89 views

force dual screen in Ubuntu

I'm trying to control a Ubuntu 10.04 machine through a Windows 7 machine using Putty and Xming. Meaning, I'm sending the display from Linux to Windows through xservice. The Ubuntu machine has only ...
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210 views

Display and projector got messy after screensaver or energy saver

I'm a professor and I use Ubuntu to show my students presentations about the content. I get my laptop connected to a projector available in the room and, that works just fine at first glance. No keys ...
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176 views

nvidia GeForce 210 2 monitors switchable, not the same desktop

I want to have zwo separate Monitors, my computer-monitor to work and my HD-TV for watching movies. I work with the normal nvidia driver from the ubuntu repositories with Ubuntu 12.04. Now I only have ...
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34 views

When using one monitor on top of another with different width, how to center the top one?

I'm trying to center the top monitor which is smaller then the bottom monitor. Normally it wouldn't be a great issue but since I am splitting those into "virtual" screens using nvidia options in ...
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98 views

Laptop display is not detected

I have a laptop with hybrid video system - Intel+AMD 7700HD and an external monitor connected by HDMI. My laptop display is not detected until I unplug and plug in back HDMI cable, the same issue on ...
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57 views

dual screen resolotion not working

I have a wide 1920*1080 screen and 1680*1050 screen. by them self, they work properly. but with dual screen only the wide screen work's properly and the other cut's the edges. it seems no ...
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219 views

Dual Monitor problem

When I first installed 12.04 both monitors worked fine. I updated additional drivers and now I get this message. required virtual size does not fit available size: requested=(3840, 1080), ...