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

1
vote
0answers
8 views

DRM not initializing eDP LCD Display

I'm having an issue with Ubuntu on a small-form-factor PC I built. It is based on the ASUS Q87T and the Intel G3258 CPU. Everything works great with an external (DP, HDMI, VGA) display, but I cannot ...
0
votes
0answers
18 views

How to connect Ubuntu 14.04 to monitor?

I recently purchased a monitor and would love to connect my Ubuntu laptop to it. I don't want it to be anything fancy with dual screens or anything, I just want the laptop display to display on the ...
0
votes
1answer
28 views

How do I setup a second monitor (extended display) in Xfce?

I am using Xubuntu 15.04 on a Mid 2012 15" Macbook Pro. I have a second monitor of a different, smaller resolution that I would like to connect as an extension to my desktop using a mini-display port ...
0
votes
1answer
24 views

ubuntu 14.04 missing 1280x1024 Vesa 6330 Sis

I bought a new used monitor because my old one shorted out, it is capable of 1280x1024 but All I had options for including in xrandr is 640x480 & 800x600. I googled for four days trying to find ...
0
votes
1answer
14 views

Help with image display error in ubuntu 12.04

I've got a trouble with image display, the image on the screen blinks, shakes and loses color in a random manner. My specs are: Dell Optiplex 9020 small form factor lshw -C video output: *-display ...
0
votes
2answers
19 views

Xorg.conf isn't saving?

So I installed the proper Nvidia drivers for my graphics card and modified the screen to a personalized resolution and size because my "monitor" isn't actually a monitor and therefore isn't made to ...
0
votes
0answers
12 views

Ubuntu 14.04 LTS goes crazy when connecting VGA projector

In my school I'm migrating from Win to Ubuntu. But 2 PC-s from 30 totally identical PC-s wont play nice when attached to turned off projector under Ubuntu/Unity. Scenario 1: Projector attached at ...
0
votes
0answers
22 views

XB240H Abprz (144hz, 1080p, GSync) only running at 60hz without GSync! Solution?

I run Ubuntu GNOME 14.04 Trusty Tahr with a GTX970, 4790k, 16gb DDR31866, etc. I have the XB240H 24 inch, and it is running at 60hz. The on-board monitor options do not let me modify this, and when I ...
2
votes
0answers
23 views

2nd vga monitor not being detected shows 100% black screen

Hey guys my 2nd monitor is on but is just showing a black picture. my main monitor is connected to the video card (Amd 280) whereas the 2nd monitor i connected to the motherboards VGA port the VGA ...
0
votes
0answers
11 views

LCD Display USB detected as 20x2 instead of 20x4

I have a PD-6207 Posiflex USB display which is detected as 20x2 instead of 20x4 so that I can only use half of the screen. I wonder if someone knows how I can configure the size of the screen. When I ...
0
votes
0answers
42 views

Ubuntu not using external monitor by default

Okay, because I couldn't think of a better way to title this question, I'm going to try and describe my issue in detail here. I like to use my laptop as a desktop; I have an external keyboard and ...
0
votes
0answers
25 views

Ubuntu Gnome 14.04.2 not detecting my monitors resolution [duplicate]

I just installed Ubuntu Gnome 14.04 LTS on my gaming/design machine! (Specs: i7 4790k; Strix 970; MSI G45-z97;) and when I go into my display settings it says I'm using a built-in display and will ...
1
vote
1answer
26 views

Permanent Alternative Monitor Resolution

I was able to change the resolution of my htpc when plugged into my using the answer to this question quoted below. How do I make this permanent? Each time I log out I have to run the below again. ...
0
votes
0answers
32 views

Problem with adding second monitor to Ubuntu 14.04 [on hold]

I purchased a VGA splitter with a USB attachment (for power) from Radioshack and have connected the two VGA cords from my two monitors to that adapter. The problem is that when I turn the computer on, ...
1
vote
1answer
25 views

Virtual Box Windows xp resolution issue

I use ubuntu 15.04 with my lenovo g505s laptop. I installed virtual box to use windows xp sp3 but there is no 1366x768 resolution. I have already assigned 256mb video memory(instead of 128) but I ...
1
vote
2answers
113 views

Vertical lines appear in my screen on 12.04

Vertical lines started appearing in my screen on 12.04 all of a sudden. Dell Inspiron 6GB machine. This behavior is seen on the latest versions of Chrome/FireFox browsers.What should I do to resolve ...
0
votes
0answers
36 views

How to change screen resolution in MAcBook Pro 2013 15" Retina SSD? It fails when trying

When trying to change to ANY different than maximum resolution built-in display of MacBook Pro Summer 2013th Retina 15" I get black screen and nothing more and every time I have to reboot the system ...
0
votes
1answer
15 views

how to restore the display setting?

All the icons n window is maximize n all the setting is correct an all the text and all the window are maximize when open.
0
votes
0answers
15 views

Improperly set display when running a root crontab job involving GUI

When running the script below from my local user crontab, with sudo before /usr/bin/FreeFileSync (last script's line), a small progress window opens on my GUI and things go well. The only thing is I ...
1
vote
1answer
63 views

External monitor not working after docking

I am running Ubuntu 15.04 on my T450s (Intel graphics card) with kernel 4.0.8. I originally updated the kernel to be able to use two external monitors with my ultra dock. Now, when I dock my running ...
1
vote
0answers
53 views

Mouse cursor flicker on Dual Monitor set up

Im a pretty casual user coming over from Windows and I just installed Ubuntu 14.04 and everything is going great, and I'm excited to learn my way around linux. However I have encountered one problem ...
0
votes
1answer
22 views

Right edge of screen hidden (VGA)

I recently got a new monitor, switching from a tv connected via HDMI (borrowed, as my previous one broke), and am using VGA for my home PC for the first time. My problem is that the right edge of the ...
1
vote
0answers
40 views

Not all resolutions are listed

My laptop is running Gnome 15.04 (Gnome version 3.14.2), my graphics card is NVidia GeForce 840M and I have the version 346.59 from nvidia-346 proprietary and tested drivers installed, however not all ...
0
votes
0answers
27 views

accidentally killed compiz process

I accidentally killed the compiz process and I cannot open my terminal even by Ctrl+Alt+T. All the toolbars, menubars and etc. related to the Unity launcher are gone,only the desktop can be seen. ...
1
vote
2answers
84 views

screen resolution 14.04

What's wrong with ubuntu? I've just upgraded my 12.04 to 14.04, and my screen resolution went to 1024x768. xorg.conf is nowhere to find. not under /etc, not under /usr/share. answers about changing ...
1
vote
1answer
85 views

How to Connecting laptop to LCD TV using HDMI

I have a TV and I would like to connect my Ubuntu 14.04 laptop to it via HDMI. When I connect HDMI cables between both devices I see am able to detect both devices in my display settings in Ubuntu. ...
0
votes
0answers
14 views

Mouse and Display not working on new install

I recently inherited an older (circa 2011) Compaq PC and decided to try out Ubuntu on it. I burned the latest 64-bit release (14.02.4)to a DVD and ran it and tried it without a problem. After I went ...
3
votes
2answers
51 views

How could I make my display monochrome?

Let's say I want to simulate on old monochrome gas plasma display on a current-day Ubuntu installation. That could be something like this: https://www.youtube.com/watch?v=Di9OQLiwbIU How could I do ...
0
votes
1answer
39 views

Mouse pointer issue or cursor

I have installed Ubuntu 14.04.2 LTS and I am new to Ubuntu, I have seen issues in different applications. The issue is where ever I move my mouse pointer it erases the text, it is not permanenet issue ...
1
vote
0answers
15 views

Screen streching and shifting

I'm running Ubuntu 15.04 on my secondary computer. It has a MSI FM2-A55M-E33 motherboard and a AMD CPU, running off of the integrated graphics. It's currently hooked up to a HP 2009m monitor, and ...
1
vote
0answers
33 views

Pixelation and Low-Performance GUI on Install and Boot

On my desktop, whenever I try to install a new version of ubuntu, the live CD/USB Drive boots up with a GUI that's scaled for my resolution (1440x900), but the pixel size is two or three times the ...
2
votes
0answers
39 views

Text not displaying on Ubuntu 14.04

When I try installing Ubuntu 14.04.2 on my Macbook Pro Retina, the text won't display on any of the programs. Images:
-1
votes
1answer
140 views

Virtualbox: How can I get a usable screen resolution inside the Guest OS [duplicate]

I have just installed the virtualbox application on my Ubuntu 14.04 OS (host OS). I then installed another Ubuntu 14.04 "inside" the VM i.e. the guest OS. The problem is the resolution is tiny and ...
0
votes
0answers
41 views

Brightness not working Ubuntu 15.04 on acer aspire 7715z

If anyone has any suggestions or links, I'd be truly grateful. The brightness is not working, the screen stays at maximum brightness. Thank you for your help. I followed the instructions from the ...
0
votes
1answer
34 views

Displays do not extend

I have two monitors connected to my computer, one on the VGA and other on the HDMI output. But I am not able to extend these displays. Both monitors show the same thing. When I go to display settings, ...
0
votes
0answers
19 views

KDM (maybe) freezing occasionally, usually on login screen

I am running Kubuntu 15.04 on my Sager NP8268. I have played with Linux in the past and am re-introducing myself to it right now. I am experiencing random freezing, most often on the KDM Login screen. ...
0
votes
0answers
46 views

Dual monitor in ubuntu 14.04 - second monitor stays black/in power save mode

I've read a similar problem and answers (title: second monitor stays black/in power save mode) here. But, I still don't know what causes this problem and how to solve the problem. Can anybody help? ...
2
votes
0answers
114 views

Same image on two external displays with a Lenovo T550 and a docking station

I have a Lenovo T550 without NVIDIA graphics (only an Intel Broadwell-U Integrated Graphics). This works fine with the internal display. Now I want to attach two external monitors to the docking ...
0
votes
0answers
22 views

Lenovo B5400 display switch device doesn't work Fn+F3

I have a laptop Lenovo B5400 since half a year with Kubuntu 14.04 installed. I hadn't have any serious problems until connecting the laptop to an external display. Now it works only with an external ...
0
votes
0answers
23 views

Logging in to Ubuntu without a Display manager

So I want to login to my system without a display manager(lightDM). How would I go about doing this? or Could removing lightDM break the system? My current WM is i3. so i3 specific instructions would ...
0
votes
1answer
47 views

Is it possible to extend the desktop without hooking up a second monitor?

I have a Microsoft Surface RT tablet that I want to use as a second monitor for my Ubuntu laptop using Splashtop Remote Desktop as in this video : https://www.youtube.com/watch?v=ldb0RvmXzsA So far, ...
3
votes
2answers
63 views

How can I list connected monitor(s) with xrandr?

I'm working on developing a python application for Ubuntu that enables a user to have their desired resolution without requiring graphics drivers. In order to do this I've been using xrandr, which so ...
5
votes
3answers
163 views

Apply display settings to all user accounts?

I spent some time getting my settings correct for multiple monitors, and that is working fine when I am logged in, but is not right at the login screen or for other users. How do I set the display ...
0
votes
1answer
58 views

I cant adjust my screen resolution. Error

When I increase my resolution in the screen disply and click apply, I am redirected to the Ubuntu user login screen. I enter my password to open my desktop but no changes have been applied. Please ...
1
vote
3answers
132 views

Dual monitor problem (only 1 monitor displays) [closed]

so I have 2 working monitors, and after installing Linux ChaletOS x64 (based on Ubuntu 14.04) only one of them is displaying. Now at 1st neither would show anything pass the bios, so i changed them ...
1
vote
1answer
100 views

How to get multiple displays working with docking station?

I shortly installed Ubuntu on my Notebook. Standalone everything works like a charm, but if I connect it with the docking station the displays will not work like they are meant to be. So after three ...
0
votes
0answers
59 views

Gtk-WARNING **: cannot open display: on Ubuntu 14.04

I can't open the computer: (ubuntu 14.04). Please help me. Thanks very much! This is images: http://i.stack.imgur.com/a2mmH.jpg Some error: Failed to fetch http://ppa.lauchpad.net.... p/s: my ...
1
vote
2answers
23 views

Displays setup incorrectly after waking

I have a slightly irritating issue that I haven't found an answer for on the Internet. I have a laptop running Ubuntu GNOME 15.04 with an integrated Intel graphics card, a discrete Nvidia graphics ...
0
votes
0answers
22 views

Need to fix fonts which are too large to be able to use the GUI. 14.04

From the Unity sidebar I can open System Settings, Displays, Resolution. But the resolution is already set at 1920 x 1080 (the max allowed) and I also can't access the Apply button to apply any ...
1
vote
0answers
154 views

Ubuntu 15.04 Second monitor detected but cannot enable it on one account only

I recently installed Ubuntu 15.04 on my new computer and connected a second monitor to it. When I log as the first user created on the computer it works fine, but with an other user, the monitor ...