Questions related to hardware displays, either internal (as in a laptop) or external (as in most desktop monitors, or projectors)

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10
votes
7answers
2k views

Ubuntu Desktop shifted to right

I am using Ubuntu 12.04 (precise) Kernel : 3.5.0-18-generic I am encountering a strange problem, my whole desktop has shifted to right. This happened after I restored my system, I was getting a blank ...
0
votes
1answer
13 views

Disconnected external monitor stays the primary monitor after disconnecting

If I disconnect my external monitor, simply by unplugging the HDMI connector, Ubuntu seems to think it is still there. Windows stay there, and and if I open new windows they are shown there, ie I cant ...
0
votes
0answers
25 views

Missing letters in menus and folder names

The names of my folders and the menus are not displayed correctly (even the tabs names in firefox). A lot of letters are missing. When cross over with the mouse pointer, part of them are correctly ...
-1
votes
0answers
31 views

14.04 blackscreen after login occasionally

about 3 months ago i installed 14.04 cleanly from a live usb, duel booted on a week old dell windows 7 laptop with intel graphics. more recently, immidietly after first pressing the change display/f1 ...
0
votes
0answers
26 views

Display error on 14.10

After a break I want to use Ubuntu on my primary PC again, but after the installation of the 14.10 version, something interesting (and annoying) happened. When I move the cursor, this happens. When ...
1
vote
1answer
768 views

Power manager GUI settings (not to shut down the display) are not followed

I want my laptop not to turn off monitor when on AC power under any circumstance. And yet it becomes dark after a while - 10 minutes I guess. I think the Xfce GUI settings involved are these here: ...
3
votes
3answers
3k views

How to reset KDE / display settings after a move to a new machine

I've recently upgraded my hardware to a new laptop, and installed the latest kubuntu build on the new machine. Various advice here and elsewhere led me to hope that I could bring all of my KDE ...
0
votes
2answers
60 views

Export $DISPLAY value in Shell script

I am trying to Print the value of $DISPLAY under my Shell script. I have Following shell script which Exports the DISPLAY: #!/bin/sh export DIPLAY=:10.0 Here, each time I need to change the Value ...
1
vote
1answer
17 views

Console Appears where Desktop Should

I've recently installed the Crouton package for my chromebook and have installed kde. When I try to start it up I can get to the desktop just fine but if I switch back to my Chrome OS desktop and ...
0
votes
0answers
17 views

Screen shifted right after upgrade to 14.10 acer v5 561g

I upgraded to 14.10 from 14.04 yesterday and the screen is shifted about 5px to right and everything seems slow. Here is the commands I checked: fglrxinfo display: :0 screen: 0 OpenGL vendor ...
1
vote
0answers
52 views

How to prevent kernel or any broadcast messages from flooding the TTYs?

Is there a way to stop the ttys from being flooded by the kernel messages? The display shows a continuous stream of messages (which are also logged in the /var/log directory). Every text I key in ...
0
votes
0answers
32 views

How to change active monitor with keybinding ubuntu 14?

I'm struggling with it for some time and still have no solution. I've got default monitor under HDMI1 (1680x1050) and projector for watching movies on HDMI2 (1280x720). I tried to use xrandr and made ...
1
vote
0answers
18 views

Monitor shown as 16:10 instead of 16:9 [migrated]

I am using Linux Mint 17.1 Cinnamon on a Dell Latitude E6540 with a Dell U2713hm monitor, the displays are not mirrored, and arranged next to each other. The monitor has an aspect ratio of 16:9, ...
2
votes
2answers
3k views

Can not change display resolution on a Sony VGN-FZ21M

My Sony Notebook VGN-FZ21M does have a NVIDIA grafic card with a VESA G86 Board - e415h01. My Problem is, that i can not change the display resolution from 1024*768 (4:3) to 1980*1280. I tried to in ...
4
votes
3answers
4k 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 ...
0
votes
0answers
86 views

Why is my external monitor not detected and how can I troubleshoot? [closed]

I am running Ubuntu Unity 14.10 on an ASUS Zenbook UX303LA. This laptop has an Intel HD 4400 graphics chip (no discrete nVIDIA card like some models have). I have an external monitor (Sceptre X24WG) ...
1
vote
1answer
191 views

Kubuntu/Macbook: Monitor not detected. Mini display port to vga adapter

I am trying to connect my Macbook Pro to external Samsung VGA monitor via mini display port to VGA adapter. But the monitor is not being detected. It is working fine with OS X It is not detected in ...
3
votes
3answers
55 views

Command to cycle displays in Xfce

One can change displays in Xfce (in 14.04) from GUI by choosing between: Laptop Mirror Displays Extend to the Right Monitor Is there a command to cycle between these options? (So that I ...
0
votes
0answers
23 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 ...
1
vote
0answers
52 views

Ubuntu 14.04 Incorrect Aspect Ratio for Monitor

I recently bought an SSD and added it to my system to install Ubuntu on. Below are the specs of my system. Intel i7 3770k @ 4.5 GHz 16GB RAM EVGA NVIDIA GeForce 660Ti The issue I am having is that ...
2
votes
2answers
3k views

Correct Display configuration. Errors while trying to arrange displays

I am trying to set up my tv with my laptop trough a VGA cable. The display application in Ubuntu throws a lot of errors to me and I have given up in trying to do it myself. I try to apply the 1920 ...
2
votes
2answers
4k views

Is this a dual monitor reset bug?

My two displays are: Intel GMA x4500 Laptop (1280x800 native resolution of the built-in display) External display (1920x1080) A few minutes after I login to my dual monitor setup, it gets reset to ...
0
votes
1answer
25 views

I have no idea what's going on with the screen

Hi I just switched from windows to Ubuntu 14.10 and I have no idea what's going on with the screen. When I log in I see red lines everywhere and it makes it almost impossible to read anything. At ...
0
votes
1answer
251 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 ...
1
vote
0answers
25 views

Ubuntu LTS buggy display

I had searched around but find nothing useful. My (don't know to say right) "display" act weirdly. Please see image below. This happens randomly, approximate on an hour interval. I don't know why ...
0
votes
1answer
25 views

Font size adjustment

When I booted my laptop today, something strange happened. It seams as if the font size of the System is changed to a extremely small one. Titles of windows, the browser bar in Firefox, Terminal, ...
0
votes
0answers
28 views

Ubuntu 14.04 on Virtual Machine (Scale for highdpi)

I have a macbook pro with retina display and I wanted to install ubuntu in a virtual machine since I need it for work. In my case I installed using parallels and setup a vm with Ubuntu 14.04. All ...
1
vote
1answer
602 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 ...
3
votes
1answer
3k views

Ubuntu 14.04 Unknown Display, nvidia graphics

I tried the @Golboth solution in this thread. Worked sometimes, it has an intermittent behavior, sometimes work, most of times doesn't work. Installed Nvidia drivers, Ubuntu detects the Graphics : ...
13
votes
2answers
4k views

How would Ubuntu work on an Apple retina display?

Apple has announced a laptop with "retina display" = 2880x1800 pixels resolution on 15 inches. If one were to load Ubuntu on such a machine, it would probably be unreadably micro-texted as long as ...
1
vote
1answer
73 views

System font is too small

I am running Ubuntu 14.04.01 LTS with Unity, here's the uname output: Linux e530 3.13.0-44-generic #73-Ubuntu SMP Tue Dec 16 00:22:43 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux My difficulty is that ...
0
votes
1answer
28 views

Problem with Resolution in my Notebook

I have just installed Ubuntu 14.04 on my Notebook Philco PHN14005, but the screen is not good and it looks so big. Here is a screenshot of it: How can I fix this problem with resolution display?
0
votes
0answers
26 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
votes
2answers
26 views

display settings zoom

I'm using Ubuntu (don't know what version, from the past month), and accidentally changed under settings -> display the bar at the bottom that doing zoom to the environment. Now it exceeds my ...
0
votes
0answers
60 views

Display shutsdown suddenly, but PC is working

I installed Ubuntu 14.04 64-bit two days ago on an HP Compaq 6510 b laptop (4GB RAM, Intel Core2 Duo CPU T8300 @ 2.40GHz × 2), and I have a problem. Suddenly everything stops moving (example: mouse ...
0
votes
2answers
45 views

Nvidia drivers just wont work, what do I do?

I am running Ubuntu 14.04 and I have 2 GTX 970's in my computer with three monitors. I want to utilize all the monitors while on Ubuntu but when ever I go to download the Nvidia drivers there are ...
0
votes
1answer
34 views

Upgrade to 14.04 broken

I recently upgraded from ubuntu 13.10 to 14.04 and the screen is blank and unable to login. When CTRL-ALT-F1 to a console and performing the following recommendations here didnt solve my ...
0
votes
1answer
36 views

Display resolution for Dell Monitor gone after update

After updating my Ubuntu 14.04 software today, my display properties stopped recognizing the Dell monitor I'm using. I'm stuck at 1024x768 whereas this morning I had options to go to the rull ...
0
votes
2answers
439 views

(Xubuntu) - How to turn off Laptop screen while external screen is connected

Hi I just installed Xubuntu on my Laptop, now I want it to disable the laptop screen as long as the external screen is connected. But when I disconnect the external monitor I want the laptop screen to ...
0
votes
0answers
60 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 ...
0
votes
0answers
34 views

Display goes weird on raising lid after keeping it closed for some time

I've got Ubuntu 14.04 on my Sony Vaio SVE15137. The issue is, when I shut the lid of the laptop (my settings let it stay running, it doesn't suspend or lock the screen), and raise the lid after,say, ...
0
votes
0answers
46 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, ...
0
votes
0answers
60 views

Ubuntu Studio 14.04 Screen Resolution problem

I'm still pretty new to Ubuntu. I had things working fine, but then a recent update seemed to run into some problems and now my screen resolution is all out-of-whack. It looks like 800x600 even ...
0
votes
0answers
16 views

Application window is surrounded by a black frame [duplicate]

The window of the application is surrounded by a black frame. It is just not happening in one account, it is happening in every account such as administrator and guest. I can't use terminal, but I can ...
1
vote
1answer
88 views

Lubuntu Display brightness

Just installed Lubuntu 14.10 on my machine. I cannot change the display brightness. I have a slider in my power settings but it does nothing. Cannot post screenshot of the slider because of no rep ...
0
votes
0answers
107 views

Ubuntu 14.04 Wont detect second monitor connected to second graphics card

I am running Ubuntu 14.04 and have 2 HD 7970's that I prefer to run in "Crossfire Disabled" mode to keep my temps lower. I have a 1440p display and a 1080p display. However, With crossfire off and ...
1
vote
0answers
18 views

Shawdow drag effect on display in portrait mode

I just got a new AOC 27 inch pivot monitor (AOC Q2770PQU). I've got it connected to a System 76 Galago Pro laptop with Intel(R) Core(TM) i7-4750HQ CPU @ 2.00GHz with Intel Haswell Mobile graphics. ...
2
votes
2answers
675 views

Cannot get a 2160p (4K) display to work

I have a lenovo X1 carbon laptop, and an external display (Philips 288P6) attached to the DisplayPort of it. The monitor can do 3840x2160 resolution, as demonstrated by the Windows 8.1 that ships with ...
0
votes
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 ...
0
votes
0answers
54 views

I only have one display resolution

I've installed Ubuntu 14.04 32bits in a netbook Noblex nt1001. At first the screen went black from the begining, so I run GRUB in "nomodeset" but failed in finding a driver in the conventional way so ...