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

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Nvidia layout inconsistencies when saving to x configuration file (Ubuntu 14.04)

I am having trouble saving to the x config file from the nvidia x server settings. When I click the "Save to X Configuration File" button, I get "The current layout has some inconsistencies". Under ...
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1answer
3k views

Dual Screen will only mirror after 12.04 upgrade

I have been using Ubuntu with a dual screen for years now, after upgrading to 12.04 LTS i cannot get my dual screen working properly Graphics: 01:00.0 VGA compatible controller: Advanced Micro ...
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0answers
6 views

ATI Radeon HD 4670 - Dell dimension 5150

i have a dell dimension 5150 running the latest ubuntu, i have just purchased a ATI Radeon HD 4670 graphics card off ebay. when i install it in the computer and connect the monitor i get 'No Signal' ...
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0answers
14 views

Unable to make double screen configuration work

I am having problems with my video setup. I have a laptop (ubuntu 14.4) with a Nvidia Geforce GT-420M and a screen with 1366x768 resolution and I often connect to it a 22'' full hd monitor. As long as ...
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2answers
8k 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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5answers
23k views

How do I get HDMI output working on a Dell XPS 15 L502x?

Recently I've bought my dream's notebook, a Dell XPS 15 but since then this dream became a kind of endless nightmare. I'm almost getting crazy to make my graphic card driver work properly, but it ...
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0answers
14 views

Telling X to treat one screen as 2

I have a very large screen, which I'd like X to treat as 2 screens. That is, allow me to "maximize" a window to fill just one half, or to move a window to the other half. How can I do this?
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6 views

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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3answers
3k views

After upgrading from13.10 to 14.04 screen on a laptop doesn't work but

First my laptop CPU/GPU is Intel Celeron N2815 (Bay Trail) and I am in dual boot with windows 8. I have upgraded from ubuntu 13.10 to 14.04 today through update manager. And after upgrading and after ...
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2answers
410 views

Dual monitor resolution changing after reboot with AMD CCC

I have 2 monitors connected to my machine which is running Ubuntu 13.04 x64, one of which has a resolution of 1680x1050 and the other is 1280x1024. I have a AMD A10 5800K processor which includes ...
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0answers
298 views

Cursor blinking with DisplayLink

I just got my DisplayLink monitor (Lenovo LT1421) running on my Ubuntu 13.10 Laptop. With the help of some really helpful tutorials from archlinux (https://bbs.archlinux.org/viewtopic.php?id=164385) I ...
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0answers
17 views

External monitor works, but laptop shows purple screen

When I boot my laptop, I hear the login drum sound, but the screen remains on the purple startup screen with the ubuntu logo and the orange dots. If I plug in an external monitor, it works fine, but ...
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0answers
21 views

Ubuntu 14.04 DIsplay Problem

I'm running ubuntu 14.04 on a Thinkpad T530 machine with nvidia NVS 5400M graphics. When I boot to ubuntu, I always stuck at the dark purple screen with 'ubuntu' at the center and five red dots under ...
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0answers
17 views

Setting up external monitors manually

https://wiki.ubuntu.com/X/Config/HybridGraphics In this link, it explains how to deal with Hybrid Graphics (an issue with Ubuntu when one has an hybrid graphic card system, which on Windows for ...
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0answers
87 views

Dual monitor setup, why does NVidia 340 Prime only detect one monitor?

I'm using: Alienware M14xR2 laptop running Ubuntu 14.04 2 * DELL U2412M monitors attached via HDMI and Mini Display Port Optimus graphics (Intel + nVidia GeForce GT 650M) running with nvidea-340 and ...
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1answer
50 views

How to show slide console on laptop and slide-show in the projector using Libreoffice 4.2 on Lubuntu 14.04?

I'm trying to setup my laptop (Dell D420) with Lubuntu 14.04 and Libreoffice 4.2 to show a slide presentation to a VGA projector. I used ARandR to make a screen layout where the laptop screen ...
2
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1answer
3k views

Dual monitor connected to hdmi port not detecting on Dell Vostro 3750

I am using Dell Vostro 3750 laptop with 2 monitors. OS Kubuntu 13.04 1 monitor I connected with VGA and it is working fine. But another monitor connected to HDMI port is not detected. I connected ...
2
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1answer
3k views

Ubuntu 12.04 two graphics cards

I have been struggling to get my two graphics cards to work. One is on the board and one is not. I can change the BIOS on my MSI motherboard to "Internal, PCI, or PCI-E". Internal of course the one ...
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1answer
129 views

Cannot move windows to second screen

I have an external monitor plugged into my notebook, but I cannot move windows from the bottom screen (built-in screen) to the upper screen (external monitor). The windows stick at the top border ...
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2answers
16k views

Quickly place a window to another screen using only the keyboard

I know that using Alt-F7, I can use the keyboard to move the window around. I can also use the "Grid" plugin of Compiz to position quickly the window around my current monitor. The grid plugin doesn't ...
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0answers
26 views

Ubuntu 14.04 installation went wrong: wrong monitor

I have recently installed the 14.04 version of Ubuntu on my laptop, which previously had the 12.04 version. Everything went fine and I was happy with the update. However, something went wrong: when ...
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0answers
28 views

Unknown resolution on ubuntu 14.04 after software update

i have been using ubuntu 14.04 since its launch without any problem whatsoever but since yesterday when i started my system, i was horrified to see my screen resolution changed to 1024x768 from ...
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0answers
37 views

Two monitor setup, icons / programs default to left screen all the time

I have dual monitor setup with my right monitor being my primary one. When I run a program or create an icon it always appears on the left monitor instead of the right one, even though the right ...
3
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1answer
4k views

how do to install the display drivers for a displaylink usb monitor on 13.04?

how do i install the display drivers for a displaylink usb monitor? the monitor connected with the displaylink device has the following messages on the display: [ 10.723468] usb 3-1.1: device ...
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0answers
30 views

How to use multiple Xscreen?

I have a setup with 2 different NVidia cards and 3 monitors. I was using Xinerama to unite them all under the same desktop, but some random crashes and lots of googling lead me to believe that ...
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0answers
9 views

Mouse is blinking/flickering at my built in monitor with an external monitor, please help

I am using a Thinkpad W530, and due to my works, I need to use an external monitor. I am using nouveau and nvidia-prime to switch between intel and nvidia adapter. After I connected and switched on ...
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0answers
27 views

Second Monitor (extended desktop) flicks after upgrade to 14.04 LTS Desktop

I always connect the BenQ 22" monitor to my Samsung RV511 laptop when using Ubuntu 13.10 Desktop version and its previous ones. The monitor is connected directly to my laptop's video port, and works ...
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0answers
17 views

evga uv plus usb to vga adapter does not display output

I have a evga uv plus usb to dvi adapter. I tried to connect this to an Acer Monitor. The Monitor is recogznized by Ubunu when its connected as seen here However, when I enable the display, and ...
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0answers
67 views

Secondary monitor issues with Nvidia Laptop in Ubuntu 14.04

I've got a Dell XPS 15 L502x laptop, with a NVIDIA GeForce GT540M graphics card using the Optimus duel system. I've purchased an external monitor that I can connect with HDMI to act as a second ...
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0answers
33 views

Dual monitor suddenly not working

I had dual monitors working fine on this machine for years. A few days ago, I had to borrow one of the monitors for another project. When I brought it back and plugged it in, it didn't work. Ubuntu ...
0
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1answer
20 views

What driver am I using? I need to reinstall it

I need to find the name of the driver that manages my external monitor, then I need to reinstall it. I am new to linux and I don't know where to find it and how to reinstall it. The monitor is ...
2
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1answer
4k views

Multiple Monitors using bumblebee on Ubuntu 13.10

I've been unable to get multiple monitors to work with Ubuntu 13.10 using nvidia-prime or bumblebee. Could someone point me in the right direction? With nvidia-prime, I've tried the xorg.conf here ...
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3answers
236 views

Multiple-monitors and Nvidia Optimus not working after apt-get update

Just recently (late August / early September 2014) my multiple monitor setup and Nvidia optimus is not working. I had the symptoms characterized by this bug. After setting the BIOS to graphics card: ...
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0answers
28 views

Gnome 3 and multiple monitors - parts of the screens staying black

I've got a Radeon HD 7870, and Ubuntu 14.04; it's running fine with software drivers, but I'm trying to get some acceleration running. Ideally I would get both my monitors running (both attached by ...
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0answers
61 views

Multiple monitors with Intel GMA & Radeon HD 5450

I have two monitors, first monitor is connected by D-sub to Radeon HD5450. This monitor works well. Second monitor is connected by D-sub to Intel GMA (integrated graphic on board) and system can't ...
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0answers
22 views

Gnome Ubuntu Workspace switcher

THe workspace switcher/ viewer only shows one of my screens not the other one. How do I make it show both?
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1answer
658 views

How to keep top panel only on only one of my dual monitors?

I am using dual monitors (equal) and have recently switched to 11.10. When I used 10.04, the top panel with indicators, etc. was showing only on my left monitor, leaving the entire space of the right ...
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0answers
31 views

What is the best option for using Ubuntu 14.4 with an Asus k55n with dual monitors?

I just upgraded to 14.4 on my Asus k55n. I freaked out a little at first because as soon as it loaded up from the restart the screen was just a bunch of little white squares. I realized eventually I ...
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2answers
820 views

Not working Dual monitor on Radeon HD 5450

I use Radeon HD 5450. I need work with Dual monitor. One try (Not Working): The first monitor is in VGA onboard input. The second monitor on VGA Radeon 5450. Second try (Not Working): The first ...
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0answers
15 views

Windows popping up wherever they want on dual monitor setup

I'm with ubuntu 14.04 and 2 monitors. When I start programs it seems like they randomly choose on which monitor to appear and even worse, when I have program opened on monitor 1 sometimes it's dialog ...
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2answers
3k views

Ubuntu won't do 1920x1080

Both my monitors (one over DVI other over HDMI) have a native resolution of 1920x1080 (16:9) but the only two options for resolution in the "Display" section of system settings are 800x600 (4:3) and ...
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0answers
28 views

Dual monitors 14.04 garbled

I upgraded to 14.04 and when I login I briefly see my dual screens, then it goes garbled, can't see anything. If I boot in recovery mode, things go fine, except the monitors are replicated, and the ...
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0answers
31 views

Mouse problems over specific window on dual monitor

I am using a dual monitor setup with Nouveau driver and everything is fine except for one thing: When my mouse is over the Wolfram Mathematica window, it becomes a white square with some rubbish on ...
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0answers
26 views

How do I make arandr config persistant?

Xubuntu 14.04.1 64 bit. I am using arandr and have set up dual monitors and saved the config file to ~/.screenlayout. However each time I boot the computer I have to activate the saved layout. I ...
0
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0answers
35 views

How to automatically use external monitors when laptop docked?

I have a Dell Latitude E6430 and it used to automatically switch to the external monitors when docked or on restart but sometime since updating to 14.04 this functionality no longer works.
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0answers
22 views

How can I automatically select a new background when my external monitor disconnects?

I have this image: Currently, this is stretched across two monitors (connected via VGA) and it works perfectly. What I want to be able to do is, when I disconnect my monitor, be able to switch to ...
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0answers
23 views

How to assign one X Screen to one LightDM seat?

I'm trying to configure a multiseat setup on a desktop PC with two keyboards two mice two monitors attached to the same graphics card (Nvidia NVS 310) Using these instructions I managed to make ...
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0answers
75 views

VGA output not working for Intel GS45 Express chipset

I have just installed Ubuntu 14.04 64-bit on my Toshiba Portege R600-10Q laptop (a model from 2009). I am now trying to display the desktop on a BenQ Senseye3 22" monitor, via the vga output, but it's ...
2
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0answers
43 views

How can I use monitors plugged into my graphics card and motherboard?

I've decided to try out Ubuntu on my desktop, but I've ran into a problem. When I first booted into it, it only detected my small monitor plugged into my motherboard. I thought of this as a non-issue, ...
4
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1answer
298 views

How do you permanently disable the laptop screen?

I've setup my laptop on my TV via HDMI and have XBMC installed as a media center. The laptop is closed next to my entertainment unit, and I control it using a wireless keyboard. I noticed that on the ...