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
27 views

2nd Monitor stopped being recognized by Ubuntu 14.04 LTS

2nd Monitor is connected to the PC via a DVI-I cable and was working last night. It isn't the cable since the monitor works fine in Windows. I went into settings and tried to detect displays but that ...
0
votes
1answer
653 views

Multiple displays in Ubuntu/XUbuntu - Displayport with Adapter (DisplayPort to 2x DVI) + ATI Graphics

I want to be able to use the DisplayPort on my laptop hooked up to a [DP to (2) DVI] adapter to drive two external displays (both using DVI). This is the adapter I have: ...
-1
votes
0answers
39 views

15.04 Display issue [closed]

On 15.04 my left display (main display) isnt working. The Display application recognizes the monitor and I can move my mouse to the left and it will go to the other screen but its just not showing. ...
1
vote
1answer
55 views

Can not set correct resolution for external monitor

I am using ubuntu 15.04 on my Asus X550L Laptop. Following is my lspci $ lspci 00:00.0 Host bridge: Intel Corporation Haswell-ULT DRAM Controller (rev 09) 00:02.0 VGA compatible controller: Intel ...
1
vote
1answer
40 views

Unknown Display Ubuntu 14.04 (Intel)

I have an Intel G33 Chipset. I can't seem to increase the resolution:
2
votes
1answer
26 views

Ubuntu 14.04 unknown (external) monitor every time after reboot

I connected an external monitor (LG 21 in) with my laptop (Lenovo ThinkPad 15 in). It used to be working ok, but now every time after reboot, the LG monitor has very low resolution, I have manually ...
1
vote
1answer
44 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
5k views

How to disable screen dimming in 14.04?

When I am inactive for 4-5 minutes, the screen is automatically dimmed. This is too much boring when I am watching movie. How to disable this thing??
1
vote
2answers
48 views

How do I fix desktop size? (see image)

I tried installing kubuntu-desktop for RDP. However it changed my Unity desktop a bit and I didn't know it was loading masses of other apps. So I removed it and it left the desktop changes ...
0
votes
0answers
36 views

Can't disable automatic mirror display

I just plugged an external display and the system detected it automatically. However, the two monitors display the same and when I go to Display preferences, it looks like it wasn't detecting any ...
0
votes
0answers
47 views

Second Monitor does not display in max resolution

I have two 1920x1080 monitors connected to my PC, one through HDMI and one through DVI-I. While the monitor connected through HDMI is displaying at 1920x1080, the other monitor is stuck at 800x600. I ...
0
votes
1answer
21 views

Boot to blank terminal after editing xorg.conf

After adding this to xorg.conf and restarting Subsection "Display" Virtual 4096 4096 EndSubsection My computer boots to a text user interface, how do I fix this?
0
votes
1answer
28 views

display in grayscale

I need to show my desktop in gray-scale mode. On MacOS I can do it in accessibility mode. I tried with compiz config but the color filter was removed from Ubuntu 14.04. Who can help me? I use Ubuntu ...
2
votes
2answers
2k views

Ubuntu Toshiba Dynadock u3.0

I am having a few issues with my new Dynadock u3.0. First of all, all of the USB connections are working as well as the usb ethernet. The only two issues I am having are with the usb audio and the ...
2
votes
1answer
104 views

How can you get full resolution in Parallels without Parallels tools? Debian doesn't require Parallels tools for full resolution

If you boot into an Ubuntu live cd (all flavours), you get full resolution in Parallels. However, once you install it the display is limited to 800x600. The standard solution offered is to install ...
0
votes
0answers
31 views

freeglut (pymol): failed to open display ':0.0'

I've tried installing pymol for Ubuntu using sudo apt-get install pymol I get the following error when trying to run pymol: No protocol specified freeglut (pymol): failed to open display ':0.0' ...
2
votes
1answer
16 views

A part of my screen can't change

My kubuntu can't refresh the lower part of my screen : When I restart openGL, it's refreshing the display once. But then the lower part is still stucked. How can I fix that ?
0
votes
2answers
4k 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 ...
0
votes
0answers
28 views

Dual Boot computer with Ubuntu side screen only having lines across

I had broken my lcd screen and replaced it today. When I boot up to the windows 10 side of my computer everything looks good, but on the Ubuntu 14.04 side, there are these jittery horizontal lines. I ...
0
votes
0answers
27 views

Monitor Causing Ubuntu to Freeze Up

I have an AOC all in one monitor with three operation modes (DSUB, HDMI, and ANDROID). The monitor does work with Ubuntu partially. What I mean is that when I connect the DSUB (I don't have an HDMI ...
3
votes
1answer
49 views

Switching from old CRT monitor to new LED monitor

I have been using a Dell CRT monitor for years. Today, I bought a new Samsung LED monitor, and was under the impression that simply switching the monitors should work. However, when I disconnected ...
1
vote
0answers
71 views

Script display settings: xrandr

Edit: I would really like to be apply my display settings (currently managed with xrandr) on an automated basis after plugging in my display. I assumed this could be done with a Bash script, however I ...
0
votes
0answers
12 views

Login screens in xfce

I use two screens (named: '2.Dell Inc 23"' and '1.Goldstar Company Ltd 19"'). I would like to set '2.Dell Inc 23"' as the screen that the login and boot splash appear and not on both together. How do ...
15
votes
3answers
27k views

Ubuntu Hyper-V Guest Display Resolution

Good afternoon, I am trying to set up an Ubuntu guest on a Hyper-V server. I am relatively new to Linux so please bear with me, the VM is a test machine to get the hang of things and give Ubuntu a ...
0
votes
0answers
18 views

Windows stay on screen after closing them whilst using dual monitors

I'm using Ubuntu 14.04 LTS and I have two external monitors. I've a landscape using a VGA cable and a portrait using a HDMI cable. They're both coming off my laptop which only supports 2 displays so I ...
0
votes
0answers
165 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 ...
0
votes
0answers
81 views

Second screen not detected on Ubuntu 14.04

I'm using Ubuntu 14.04 on an HP laptop (HP EliteBook 840 G2), with a second screen connected. Everything was working fine, until I hit the Fn+f4 keys combination, which is supposed to switch between ...
1
vote
0answers
25 views

XRandR to downsize and left-shift display output? (Underscan)

My old laptop has a crack on literally the right side of the screen, which luckily doesn't destroy the whole screen, but makes a small strip unusable. This is pretty frustrating, because you often ...
0
votes
0answers
21 views

Black line across screen using Ubuntu 14.04 LTS on Dell Latitude E6430

I have been using Dell Latitude E6420 with Ubuntu 14.04 LTS from 2 months. Everything was working fine. Suddenly, black line on top of screen came and not going back. I tried to to take screen shot of ...
0
votes
0answers
23 views

Extended desktop full screen in youtube like

I have a HD display linked to my PC via HDMI cable. The problem is that in full screen the yotoube films cannot be displayed correctly. They do not extend over all the screen, a part of the display ...
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
63 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
0answers
47 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
0answers
31 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 ...
1
vote
0answers
28 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 ...
4
votes
4answers
4k views

Dual Monitor not recognized in Xubuntu 14.04

I have a Dell Latitude Laptop E6440. The laptop have two in4terfaces, VGA and HDMI. I connect an external monitor to the VGA port, but when I ran the xfce4-display-settings I see only one monitor (the ...
0
votes
0answers
28 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 ...
2
votes
1answer
359 views

14.10 Dual Monitors are displayed as distorted single screen mode

I have very recently updated my Ubuntu OS from 14.04 to 14.10. I am running on an optimus enabled laptop, with Intel 4000 graphics and an nVidia 640M. *-display description: ...
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
2answers
26 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
1answer
17 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
0answers
25 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
45 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 ...
1
vote
2answers
131 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 ...
2
votes
0answers
33 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
79 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 ...
1
vote
1answer
33 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
16 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
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 ...
4
votes
2answers
2k 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 ...