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

learn more… | top users | synonyms

0
votes
0answers
32 views
+50

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 osX It is not detected in ...
0
votes
1answer
21 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
108 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
19 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 ...
2
votes
2answers
20 views

Command to cycle displays in Xfce

One can change displays in Xfce 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 associate it to a ...
0
votes
1answer
15 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
17 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
470 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 : ...
0
votes
0answers
24 views

How can I get rid of mouse trails?

I recently installed Ubuntu 14.10 in my PC. Everything is fine, but the cursor is displayed like a continuous wave, wherever the cursor goes so many cursors will be displayed like a path for at least ...
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
35 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
18 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?
2
votes
1answer
6k views

How to reset display settings in XFCE \ Ubuntu 12.04 and also flgrx drivers

I recently upgraded to Ubuntu 12.04 and since I hate unity I installed the Xubuntu package and am using XFCE instead. Since I have a Radeon HD5770 I also installed the fglrx drivers. This all went ...
0
votes
0answers
12 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
14 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 ...
1
vote
3answers
439 views

DisplayPort monitor not detected if switched off and on again

I am running Ubuntu Desktop 14.04 on a desktop PC with a Nvidia GTX 660 connected to a HP LP2475w 24" monitor over DisplayPort. It boots up fine, but if I switch off the monitor and switch it on ...
0
votes
0answers
39 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
36 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
28 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
18 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
421 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
46 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 ...
1
vote
2answers
5k views

phpMyAdmin - Display all queries

I have installed a fresh desktop with ubuntu quantal and the following packages versions: MySQL: 5.5.28-0ubuntu0.12.10.1 Apache: 2.2.22 (Ubuntu) phpMyAdmin: 3.4.11.1deb1 I would like ...
0
votes
0answers
21 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
31 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, ...
1
vote
1answer
4k views

“drm:[drm_crtc_helper_set_config] *ERROR* failed to set mode on [CRTC6]” during install

I have a desktop PC which I built a while back. It has an Athlon XP 2500+, 2.5GB RAM, and an Nvidia (PNY Verto) Geforce 6200. I removed the CD drive to add another hard drive so I install from a USB ...
0
votes
0answers
37 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
65 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
54 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
14 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
591 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
139 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
35 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 ...
2
votes
1answer
78 views

How to set custom display resolution normally

I need help with setting a custom display resolution on Linux Ubuntu, because I have a shitty TV which is actually 1080p, but 1080p looks like crap on it. However, 1776x1000 looks perfect, but Ubuntu ...
9
votes
2answers
183 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
vote
1answer
63 views

X Server does not show built-in thinkpad display. Distorting everything in non-mirrored multi-display set-up.

I recently returned to ubuntu (14.10) and I'm currently trying to get my multiple monitor setup to work properly. It worked fine after the first setup in the desired configuration: A 1600x900 ...
1
vote
1answer
47 views

AMD Catalyst, Ubuntu 14.04, mis-identification, underscan, and other woes

I have a ubuntu 14.04, AMD A8 APU based hardware, and Catalyst CC (14.10?) installed. The screen is a JVC 40" HD LED LCD connected via HDMI. The issues are: 1) Catalyst thinks the display is a ...
0
votes
0answers
38 views

Suddenly Black Screen and CPU fan high speed with CPU2 100% usage

I am a newbie at Ubuntu on a Fujitsu T8300 laptop with 2.4Ghz 2GB ram. My problem is that when I open multiple file or firefox, CPU2 goes to 100% and CPU1 < 50% and suddenly the screen goes black. ...
1
vote
2answers
5k views

3 Displays Ubuntu, ATI Radeon

There are lots of questions on this but I've read them all and none helped me! ATI Radeon HD 5400 Series PCI Express 2.0 My co-worker attempted to use 3 displays on windows, that failed... ...
0
votes
1answer
2k views

Mirror displays with Ubuntu 14.04

Some years ago I switched from Windows to Ubuntu. Now Ubuntu 14.04 is installed on my Acer TravelMate 5742G with: Intel Core i5-460M Nvidia GeForce Gt 420M and Nvidia binary driver version 331.38 ...
18
votes
9answers
21k views

Change Primary monitor

How do I change my primary monitor without using the command line?
1
vote
3answers
70 views

Two Displays at two Graphic Cards

i am a beginner and i try to set up two Displays at Ubuntu 14.10 Display 1 @ AMD R9 290 Display 2 @ AMD Radeon HD 7870 If i install the AMD (FGLRX) Driver it is not possiable to activate Display 2 ...
1
vote
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 ...
0
votes
1answer
43 views

Changing resolution

Im trying to get Ubuntu to run at a higher resolution using xrandr and am having problems. I do fine when I run: xrandr --newmode "1440x900_59.90" 106.29 1440 1520 1672 1904 900 901 904 932 -HSync ...
1
vote
1answer
29 views

Glitchy screen when using DVI and main user

I recently got a new ASUS monitor, but I have a big issue when trying to get past the login screen. When using the HDMI cord this does not happen. When using the DVI I am able to see the login screen ...
3
votes
4answers
2k views

Is there any way to set the display scaling back to default other than from the display settings dialog?

I scaled the UI from the display menu. Now it is way too big and I can't get to the slider to reset it. Any ideas how I can change the scaling in Unity back to default without accessing the settings ...
3
votes
2answers
6k views

Turn off laptop display and have monitor

My laptop display has stopped working and is unfixable! Anyway, I got a full HD monitor and plugged that into the HDMI port of the laptop. I have changed the power settings so that I can close the ...
0
votes
0answers
12 views

Sometimes typing is there sometimes not

New to 14.04 and I have noticed that in some applications (adding new accounts and in the terminal) as I type the data may or may not appear. For example, when connecting my google account nothing is ...