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

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1answer
59 views

Some aplications run, but have no visible application window

I have a strange problem with the visibility of application windows (Unity / 14.04). Sometimes an application seems to be running, but without a visible window. When I click on their launcher icon, ...
0
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0answers
177 views

Second display screen detected but not usable (though is working fine). Using x.org nouveau driver

The display settings for my laptop and separate screen aren't working correctly. The screen resolution for my 14" laptop won't set correctly and my preferred (larger) display screen is not usable in ...
2
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0answers
130 views

Ubuntu 14.04 Dual monitor lock screen not blanking both screens properly

I recently upgraded from 12.04LTS 64-bit to 14.04LTS 64-bit. My system is a desktop using the NVIDIA GeForce 210 card connected to two identical Samsung SMS23A350H monitors via HDMI cables. I'm ...
9
votes
2answers
228 views

Want to disable built-in screen by default

Some background: My old, well-loved laptop has kicked the bucket. The normally well-backlit screen is entirely, illegibly darkened. It seems to my inexpert inspection to be a hardware problem well ...
1
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0answers
163 views

External Monitor: VGA and HDMI Behaving Differently

I'm trying to set up a second monitor. I want the primary screen to be my laptop's built-in display and I want the secondary screen to be the external monitor. I'm running Ubuntu 14.04 with GNOME ...
0
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1answer
269 views

Ubuntu on Laptop external monitor not working properly

Today I tried to connect an external monitor to my laptop, running Ubuntu 14.04, for the first time. The connection is made with an HDMI to DVI cable (Laptop has the HDMI, Monitor the DVI Port), the ...
1
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0answers
86 views

Resize desktop to fit HDTV output

I'm new to Linux and trying to learn to love it. At the moment, I'm using a mid-spec laptop that I connect to a 37" HDTV via an HDMI cable. This setup suits me really well and works (almost) ...
0
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2answers
48 views

Ubuntu stuck with old monitor's max resolution?

I was using 1280x768 and it looked blurry. So I went to Displays and tried to change to the maximum resolution: 1366x768. But it threw a limit error. Only then I realized that was my old monitors ...
2
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0answers
132 views

thinkpad 10 running 14.10 2 external monitors not recognized

I am using a Thinkpad 10 tablet, model number: TP00064AFX, running ubuntu 14.10. I would like to extend the screen to 2 23" asus monitors. They displayed upon plugin on windows 8.1 however when I ...
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0answers
22 views

Third monitor picture shifted

I have two AOC 23" monitors and Samsung TV screen. Until last update the picture on all screens were ok. Now picture on AOC's ok but on TV the picture is shifted to the right, that part of picture ...
1
vote
0answers
25 views

Is there a desktop environment in which I can have the launcher/panel on my secondary monitor?

I have two monitors, one of which is 1920x1080 and the other is 1280x1024. I have the smaller monitor on the left. In Ubuntu 14.04 with Unity, I can put the launcher on the left-hand monitor; however, ...
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0answers
78 views

Notebook: Dual monitor went black after log in screen (both, HDMI and VGA), until I open up Laptop lid (which stays as wished black)

Since upgrading to Ubuntu 14.10 (came from 12.10), the behaviour of my dual monitors (and compiz, but that is another issue) changed in the way, that after logging in, both are going black (off) and ...
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0answers
44 views

How to get the current display output using the command line?

I'm writing a script in which I need to switch between two displays, but I can't find a way to get the information about the current active output. Pretty much like this: if Display0 is off and ...
0
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0answers
52 views

How to use remote desktop client to create multiple desktops on computer with only one port?

Sorry if I missed something and ended up creating a dup...I have no clue where to start with this. So my dilemma is that I have a pretty powerful desktop I got for Christmas, but it has only one vga ...
1
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0answers
29 views

Second monitor renders black, except for mouse

I'm running Ubuntu 14.04 and I'm using the fglrx drivers for an AMD Radeon HD 7800 with 2 monitors. When I have the drivers installed the second monitor renders completely black except for the mouse ...
0
votes
1answer
71 views

System freezes after VGA output goes crazy

I am running a dual monitor setup with one running off VGA and the other off DVI on a Asus H97 motherboard. Integrated graphics from an i7-4790. And Linux (Ubuntu 14.04.1 LTS updated to the latest ...
2
votes
2answers
199 views

Ubuntu. VGA to USB driver

I'm having trouble finding information about this. I know there are similar questions, but the only one with an answer is 5 years old and the answer is outdated. I just bought a new laptop, they ...
0
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2answers
293 views

Second Monitor does not detect on Ubuntu 14.04.1 LTS but detects on Windows 8.1 [duplicate]

I just installed Ubuntu 14.04.01 LTS on my secondary partition on my Solid State Drive. I noticed that when I went into System Settings --> Displays --> Detect Displays, my system is not detecting the ...
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0answers
97 views

Dual Monitor's on different workspaces in 14.04

I recently updated from Ubuntu 12.04 LTS to 14.04 LTS and before I updated, I was able to use each of my monitors in their own workspaces. Although, now it appears that both of my monitors are ...
0
votes
2answers
84 views

Custom Monitor Position in Xubuntu, monitors.xml Equivalent

I have three monitors and would like to be able to set my background to span all three screens. However, my side monitors (smaller screens) are lower than the middle one. In Linux Mint I was able to ...
3
votes
0answers
130 views

Behavior when connecting a laptop to an HDMI screen

I have a three year old Dell Vostro 3750 (Nvidia Optimus) which I am fairly happy with. Since I will use the computer much more in the future, I would like to use it with an external monitor. I have ...
0
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0answers
109 views

How to move Gnome top bar to a secondary monitor

I realize I could manage this by switching my secondary monitor to become primary one, but if I do then any and all games run at fullscreen will adopt the now primary monitor's resolution and that's ...
0
votes
1answer
34 views

Trying to find a video Card that is dual display that wil work on an older computer with ubuntu 14.04Lts

Hello everyone I was wondering if any one knows of any dual display graphics card that is PCI Express 16x that has easy to find/ easy to install(newbie) drivers that will work in Ubuntu 14.04LTS? The ...
1
vote
1answer
77 views

How to set the main monitor on Lubuntu?

I have a desktop computer with Lubuntu and a dualhead display (two monitors). I want to extend the display to both monitors (currently they're mirrored), but I have a problem: the left monitor is a ...
0
votes
1answer
155 views

Dual monitors - HDMI Monitor doesn't display top menu bar

I have an Ubuntu 14.04.1 desktop that I recently built and I'm having issues getting my HDMI monitor to display correctly. I also have a DVI monitor that I've been using that I haven't had any trouble ...
2
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0answers
55 views

Running 3 monitors on Ubuntu 12.04

I would like to run 3 monitors on Ubuntu 12.04. I have NVIDIA Quadro 5000 which is able to support 2 monitors. I only have an additional PCI slot so my option are limited for a second graphics card. I ...
0
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0answers
37 views

Java Application not opening on correct monitor (Ubuntu 14.04)

I have a fresh install of Ubuntu 14.04 LTS (x64) and when I create apps that spawn windows in java (using JavaFX or Swing) they are created in the wrong position. I noticed that there is no longer a ...
1
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3answers
197 views

Ubuntu 14.04 second monitor's screen overflowing

Im seeking help with this very weird issue. I have been using my ubuntu 14.04 with an extra monitor for quite q while now with no problem, although when I turned my laptop on today, the linked picture ...
1
vote
1answer
35 views

How to make PXE boot auto detect monitors and setup dual monitors

I'm currently can boot a Ubuntu PXE. but the problem is with multi-monitors. I have to run xrandr command to get the dual monitors up. with suggest from How do I setup dual monitors in XFCE? xrandr ...
2
votes
1answer
103 views

Cannot boot, laptop screen doesn't work, may have broken grub

My laptop's built in screen has been out of commission for awhile, which usually isn't a problem since I use an external monitor, but the GRUB/BIOS menus don't appear on the external monitor. I was ...
1
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0answers
83 views

Horizontal Screen scrolling + Slow framerate with usb monitor - Ubuntu 14.04

I have been trying to setup my usb monitor as the third monitor on ubuntu 14.04 I installed the latest nvidia driver and followed the instructions on 331.113 readme randr14 Basically where im at is: ...
0
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2answers
52 views

Second monitor has vertical seperation 14.04 on Thinkpad T410

I have a ThinkPad T410. After a recent update the second monitor (displayport) get a vertical seperation in the first half and the cursor is quite slow. This looks something like this When the ...
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0answers
39 views

ati - Extended desktop broken and flickering

I'm facing the same problem as Randal Scott (Extended Desktop broken into 4 halves on 2 monitors): Truing to setup extended desktop, on a HP Envy with a Radeaon graphic card on Ubuntu 14.04 causes a ...
1
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0answers
63 views

Setting different subpixel rendering on different monitors

I am using dual monitors, one of them rotated by 90 degrees. Font antialising does not look right in the rotated monitor (i.e., there are rainbow borders around characters). I believe this is ...
3
votes
1answer
111 views

Is there a way to prevent your windows from moving when an external monitor is connected?

So, I'm using Ubuntu 14.10 on my laptop and occasionally plug it into my TV for a second screen. My TV is to the left of my desk. When I enable it as an external monitor to the left of my laptop ...
0
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0answers
117 views

Using Ubuntu 14.4 and nvidia prime to switch to dedicated video card

So, basically I have a laptop, asus n765vz with integrated graphic and nvidia gt650M. I installed prime to switch to the dedicated video card and it worked. The problem I have is that I connnected a ...
0
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0answers
85 views

Triple Monitor on 14.04 with nVidia 710M

My laptop (Asus X552CL) has both an HDMI out and a VGA out, as well as the built in display. I'm using the proprietary nVidia driver version 340.58. Pretty quickly I realized that when a VGA cable ...
0
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0answers
43 views

Gnome 3 ghost window when external monitor not connected

I am running Ubuntu 14.04 with Gnome 3.10. I usually have an external monitor connected to my laptop. When I use a certain wine app, i move it to the external monitor. After some time it started ...
0
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0answers
215 views

Ubuntu 14.04 black screen on boot on my PC, when HDMI TV is ON!

My Pc, which is a dual boot Windows 7 & Ubuntu 14.04, is always linked to an LG TV through my HD 7970 HDMI port. I can never boot in Ubuntu while my TV is ON. I get a black screen, and I can't ...
0
votes
1answer
71 views

Two displays with different resolution are joint

After the last update, I am having this problem with two monitors resolution: GDBus.Error:org.gtk.GDBus.UnmappedGError.Quark._gnome_2drr_2derror_2dquark.Code2: could not set the configuration for ...
0
votes
3answers
117 views

Lost dual displays in Ubuntu 14

After upgrade i cant connect two displays to my Dell Latitude e6430. Everything was fine until today, when i came to work and turned on my PC connected to two samsung displays resolution on them went ...
0
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0answers
24 views

Windows scattered across virtual desktops after waking up from sleep

My setup is two external screens connected to a docking station and the laptop screen all running (thanks, Lenovo!). I have four virtual desktops (Ubuntu 14.04, Unity). At any point I might have one ...
1
vote
0answers
99 views

Wacom Tablet settings missing

I am running Ubuntu Studio 14.04 with tree monitors on an NVidia video card. I have a large Wacom tablet connected. The tablet is seen and works. Two of the monitors are the connected DVI and are the ...
3
votes
0answers
142 views

How can I make gnome-shell treat both monitors in the same way (Ubuntu 14.04 trusty edition)? [duplicate]

I have basically the same problem as was asked in this question from 2011, namely Gnome-shell leaves one monitor fixed when I switch workspaces. I would like to be able to have both monitors switch ...
1
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0answers
39 views

Nothing on screen except for the background picture after logging in

I was using two monitors last night and now when I turn it on and log in the second monitor is mirrored and nothing is on my desktop. If I try to open something from the terminal it says it cannot ...
0
votes
1answer
140 views

Split screen problem with Nivida GeForce GTX 770M

The Info I am running a laptop with dual graphics cards: Intel and the Nvidia GrForce GTX 770M I have the Nvidia drivers installed I have Ubuntu 14.04 x64 installed The second monitor shows in the ...
0
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1answer
285 views

NVIDIA Dual Screens - Second Monitor Blank

Recently installed a clean version of Ubuntu 14.10 on my system. Previous to that, I'd been running Windows 7 with no problems. My system has two screens, one of which is a LG Electronics 24EN43 ...
0
votes
1answer
239 views

Xserver doesn't want to start

I have a problem with 14.04, my machine wouldn't come back as usual from stand-by to showing me the password prompt but it displayed some message that didn't contain much information on a shell screen ...
0
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0answers
55 views

How do I make Ubuntu 14 see 2 monitors as 1?

This is something I used to do on windows XP where the internal buffer would see 1 montor with a 3200x1200 screen resolution, though I physically had 2 monitors set up with a 1600x1200 resolution. ...
0
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0answers
68 views

How can I get Xorg to handle both fglrx and intel for two devices? Getting segfault from Xorg

I'm trying to get a multi-monitor setup to work by utilizing my primary monitor that is connected to my AMD card and have a secondary monitor connected to my motherboard's VGA slot. The computer would ...