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

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118 views

External monitor works fine, but laptop shows black screen (even though it is detected)

I have quite a weird problem: a few months after successfully using Ubuntu, the laptop screen went black. After some attempts to fix it, I have discovered that when I plug in an external monitor, I ...
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0answers
11 views

ATI Eyefinity vs Nvidia SLI 3-monitor span for gaming [duplicate]

I'm going to be building a computer for iRacing/gaming, and I'd like to use Ubuntu. I'm wondering which card vendor has the best support for a 3-monitor setup that would treat the 3 monitors as one ...
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1answer
50 views

Dual Screen / Dual GFX card issue

I recently added an additional video card (Radeon HD 6450) to my system and instead of improving the response time its worse than before. On the 1 GB card the video display is very laggy, on the ...
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1answer
67 views

Use 100% of edge to go between monitors

My monitors are currently arranged like this: +---------+ | | +------+| | | || | | || | +------++---------+ If I'm at the top-left corner ...
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0answers
59 views

How to get “xdotool windowsize” to resize a window across two monitors

I have two monitors side-by-side. I can manually resize a window to span across the two monitors. However, I am not able to automate this action using "xdotool". It appears that I can resize the ...
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1answer
66 views

Split large resolution into 2 desktops

I am trying to find a solution to a limitation we have with a split DisplayPort to 2 monitors. It creates a single display across each monitor. As far as hardware goes our hands are tied since we ...
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1answer
94 views

2 pc, 2 monitor: Switching between extended screen and two separate screens

I have two computers and two monitors: My primary computer: computer1, is hooked into two monitors: monitor1: primary monitor and monitor2: secondary monitor. The second monitor, computer2 is only ...
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1answer
38 views

Laptop-connected VGA monitor is mirror only, not independently detected. 14.04

I know this is a common occurrence but I can't detangle the error. This connection has previously worked, but between then and now (12 months perhaps), I tried to get steam running and may have messed ...
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71 views

Monitor Samsung with bad resolution in Ubuntu 14.04?

I have a Dell laptop connected with the second monitor. I have the following specifications of my NVidia card: sudo lshw -C video PCI (sysfs) *-display descrição: VGA ...
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1answer
37 views

is there a hot-key to activate a second monitor?

A recent update caused problems with my multiple monitors. I have a laptop with a broken screen that i have completely removed. Ubuntu 14.04 is on the laptop and i can hear the sound where i should ...
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0answers
20 views

Disabling one video output with a keybinding

I currently run a dual monitor setup. When I only need to use one monitor, I leave the second monitor turned off. However, when I launch certain applications, they open on the second monitor since ...
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0answers
130 views

Ubuntu 12.04 Thinkpad 430 Mini Displayport Weird Effects

I'm running 12.04 on my Thinkpad 430, and I'm connecting that to a Samsung 32 inch 720p TV through a Mini Displayport to HDMI cable. I've had no trouble with this cable when connecting from Windows ...
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0answers
138 views

NVIDIA X Server Settings only show one huge screen

My current laptop features dual graphics. I am trying to set screen resolution using the NVIDIA X Server Settings application, but it only show one huge screen, which is composed of my external ...
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1answer
77 views

Permanently set the resolution for my second monitor

After every restart, I have to manually set the resolution of my second monitor with: sudo xrandr --newmode "1600x900_60.00" 118.25 1600 1696 1856 2112 900 903 908 934 -hsync +vsync sudo xrandr ...
0
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1answer
44 views

My Macbook has two “Built-In Displays”

I just installed 14.04 on my Macbook Pro 8,2 and I noticed that I have two "Built-In displays". Some applications open on the second display with no way to get to them. If I disable either display, I ...
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1answer
55 views

Where are the display configuration files in 14.04 LTS?

My display configuration has become corrupted. It takes longer to start Ubuntu than usual, and I notice the monitor is flickering multiple times, like when it is changing video modes. Since I first ...
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0answers
54 views

Multi-monitor on amd drivers

I have a 280x in my pc and 2 monitors connected to it and I had multi-monitory setup working on it by now it does not seem to start. In amd drivers center I keep getting this: The current ...
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0answers
24 views

Can two FirePro 2270 graphics cards run with 3 monitors to form a single desktop?

Can two FirePro 2270 graphics cards run with 3 monitors to form a single desktop? I can't seem to get it to work with the fglrx drivers. Is it only for two separate desktops then? One desktop on one ...
0
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1answer
135 views

3 Screen Setup - Haswell HD4400 - works on windows

I need some hints because of my 3 screen setup: I have an Lenovo X240 with ultradock, which supports displaying to 3 screens. But my external screens are recognized as one generic screen. See my ...
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0answers
199 views

Ubuntu 14.04 - Secondary display not detected after login screen

My computer is an HP zBook 14 with Ubuntu 14.04, 3.18.1 kernel, hybrid graphics display (integrated Intel HD Graphics 4400/discrete AMD FirePro M4100), and the open source drivers. lshw shows I am ...
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0answers
251 views

Kubuntu 14.10 multiple monitor issue: how to persist configuration?

I have a problem with configuring multiple monitors in Kubuntu 14.10. The system is an AMD A8-3850 (Llano). The driver manager shows this as Advanced Micro Devices, Inc. [AMD/ATI] BeaverCreek [Radeon ...
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0answers
46 views

14.04 windows go off screen on awake

I currently have a dual monitor setup running Ubuntu 14.04 LTS. My display settings are currently set to have my laptop screen on the right and my monitor on the left. Whenever I open the lid of the ...
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1answer
156 views

Multi-display Nvidia issue, desktop sliding on secondary display - Ubuntu 14.04

I've been attempting to configure my laptop with a secondary display. Here's the details: Laptop: Asus N56V OS: Ubuntu 14.04 64 bit Primary display: 1080p laptop display Secondary display: Samsung ...
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0answers
15 views

Having Issues connecting my two non-sli videocards to Unbuntu and getting the desktop to show accross them

My current system is. SSD - Samsung EVO 850 500g Processor- Intel 4770k Motherboard- asus maximus extreme vi GPUS - Nvidia 970, Nvidia 780 Ram 32gb im running this on a dual boot with windows 7 with ...
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0answers
23 views

Graphic card in slow mode?

When I plugin a second monitor, my games are running good. But without I can play those games only in a small window mode. I have a ATI Mobility Radeon HD 5650 with the open source driver and am using ...
0
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1answer
38 views

Ubuntu 14.04 Gnome background out of focus on external 1920x1080 monitor?

I've got an external monitor (Samsung 24 inch), and when I try and set a background on gnome, on the monitor it displays slightly blurry. As far as I am aware it's not an issue with the image itself. ...
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0answers
81 views

Xubuntu 14.04: Multi-screen configuration doesn't load at startup

I have two monitors an I created a script with arandr to configure the desktop for them. This script is located here :~/.screenlayout/dualscreen.sh and is executable. When I run it in a shell, it ...
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0answers
169 views

Thinkpad T440p Docking - dual monitor problems

I have a Thinkpad T440p in an UltraDock with Ubuntu Gnome 14.04 installed. The T440p includes the optimus graphics system (nvidia + intel). I have two monitors attached to the UltraDock. One is ...
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0answers
120 views

How to install on Ubuntu 14.04 on a Latitude E6420

I am looking to install Ubuntu 14.04 on a Latitude E6420 I currently use windows 7 and would like to get Linux running and be able to use the 3 monitor setup. Everything I see out there is for ...
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0answers
63 views

Will Unitek Y-3704 USB 3.0 Universal Docking Station work on ubuntu 12 or higher?

I consider buying Unitek Y-3704 USB 3.0 Universal Docking Station for my ASUS U36SG laptop. Seems very handy. But I wonder if my ubuntu 12.04 will be able to handle DVI and VGA displays? I have ...
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1answer
56 views

How to use multiple screens on Ubuntu 14.04

How can I get two screens show half and half of my desktop? On Ubuntu 14.04?
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2answers
604 views

Dual monitor setup, why does NVidia 346 crash and only detect one giant screen?

I'm using: Alienware M14xR2 laptop running Ubuntu 14.10 2 * DELL U2412M monitors attached via HDMI and VGA Optimus graphics (Intel + nVidia GeForce GT 650M) running with nvidea-346 and nvidia-prime, ...
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0answers
303 views

Triple monitor on Nvidia and Intel

I want to use 3 monitors, one on built-in Intel iGPU card and 2 on PCI-E Nvidia card on desktop. Is this setup possible? Searching gives Bumblebee for Optimus technology on notebooks, I tried and it ...
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1answer
108 views

Open application window on the same screen as where It was launched

I am using a dual screen setup. Ubuntu 14.10/Unity. Each screen has its own launcher/Dash. Default applictions like Firefox, nautilus, terminal & thunderbird appears on the screen where I have ...
2
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1answer
522 views

(Ubuntu 14.10) 3 Monitors on laptop with Intel HD Graphics 4000

I have an HP Touchsmart laptop that has a 3rd-gen Intel Core i3-3120M with integrated Intel HD Graphics 4000. I'd like to be able to use my internal display, an HDMI display, and a VGA display (I have ...
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0answers
56 views

Is it possible to eliminate tearing during normal usage on my multi-monitor setup?

I have 4 monitors connected to my PC, 3 computer monitors and 1 TV. They all should run at 60hz, except for my gaming monitor, which runs at 144hz. My problem: When watching video, or even just ...
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0answers
45 views

Edit slides on slide show with dual monitor

I want to connect a second monitor to my laptop and use Impress to show a slide on the second monitor. What I want to do is as the slide is showing to the second monitor, I could edit the next slide ...
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0answers
41 views

How can I mirror one of the screens in a 3-monitor setup?

Is it possible to have 2 extended monitors and get the third being a mirror of one of the two extended? I'm pretty sure it's not possible through the interface but it may be possible through ...
0
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1answer
73 views

Ubuntu 14 dual monitor, dual launchers - weird launching behavior

I have Ubuntu 14.04.1 LTS on my computer (Pentium G3258 with integrated Intel HD Graphics only) and I have connedted two displays: 22 inches monitor(DVI) plus projector(HDMI) (I run it for movies ...
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0answers
156 views

Dual Display not working on 14.04

I've just installed Lubuntu 14.04 on a AMD Server. I have two 24" HP monitors, one of which is connected to HDMI and the other on DVI-D. The issue I have is that the display on the HDMI-port is used ...
0
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1answer
499 views

How to get dual monitors working with Nvidia in Ubuntu 14.10

I just got a new Dell XPS15 whic has an Nvidia GeForce GT 750m card in it. After trying every variation of driver setup between Ubuntu 14.04 and Ubuntu 14.10, I finally have a "usable" system, but I'm ...
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0answers
173 views

Help: Mouse pointer invisible on dual monitor setup in ubuntu 14.04.1 derivatives

I have a laptop whose screen doesn't work that I'm trying to setup as a desktop computer with an external monitor. (The laptop's screen still displays colours but it's just lines of different ...
0
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1answer
63 views

External monitor is detected 10% of the time

About a month ago, the detection of my external monitor has been very unreliable. If I keep plugging/unplugging the HDMI cable, it will be detected but I sometime have to plug/unplug 30 times! My ...
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0answers
70 views

Problem with video output scaling / desktop rendering

There is a problem with rendering my desktop and I don’t know the cause much less how to fix it… First, Ubuntu was connected to three monitors. One of the monitors was a TV. Here the problem occurred ...
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0answers
77 views

nvidia-settings does not recognize displays

I'm using Ubuntu 14.04 on an Alienware 14 (2013), with a GeForce GTX 765M. I'm also using the recommended nvidia drivers (331.113). Here's the deal: nvidia-settings doesn't recognize any of my ...
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0answers
53 views

How do I stop my screen from shifting when my mouse moves to my other monitor

I have two screens and when I move my mouse from my primary display to my secondary one, my screen gets dragged over to display my secondary display on my primary monitor along side my primary screen, ...
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0answers
45 views

How can I get desktop icons to show on-screen with mismatched monitors?

My main monitor is on the left and in landscape orientation at 1680x1050. My secondary monitor is on the right and in portrait orientation at 1050x1680. So, overall, my desktop is treated as ...
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0answers
66 views

Same background color (not wallpaper image!) on dual monitor Lubuntu 14.04 setup

I have two monitors in a Lubuntu setup, and am only able to change background color on the main monitor, while the other keeps the default Lubuntu wallpaper. Now, on some other setups, the problem ...
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0answers
129 views

3 monitor flickering mouse ubuntu 14.10

I've downlaoded ubuntu 14.10 on my pc.. I've got a 3 monitor setup (2 with my nVidia card, 1 with my intel buildin grapics) But my mouse is flickering on my 2 nViadia screens. I already tried to ...
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2answers
318 views

14.04 nvidia dual display (external+laptop) stretched display, offset desktop

When I try to attach an external monitor to my laptop, the windows are stretched oddly horizontally and the click offset is off. The nvidia settings also doesn't seem to show the built-in laptop ...