Questions that relate to the electronic display (sometimes called a visual display unit) for computers. Typically questions relate to visual issues such as flickering, resolution, black-screens together with the usage of single and multiple displays.

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0
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1answer
109 views

Issue with plugging monitor on my laptop

I have a dell monitor (DELL E1913) plugged on my laptop (Dell XPS 13 developer edition, ubuntu 14.10). I have a mini display port - DVI adapter connected on my laptop, this adapter is plugged on the ...
1
vote
1answer
53 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 ...
0
votes
1answer
187 views

Use LG 24" LED TV as Primary monitor

I have a tv that has HDMI input, and a computer with VGA output. (Computer is a Dell Optiplex 360) I have scoured every related question to this forum and have not been successful in my attempt to ...
0
votes
0answers
104 views

Server display on external monitor wont fit whole screen

Need some help on below: Issue: Have installed Ubuntu server 14.04 on my laptop  (Dell Inspiron N5050) to practice Linux server commands. The laptop is connected to an external monitor (Dell S2240L, ...
5
votes
1answer
2k views

Getting an Oculus Rift DK2 set up with Ubuntu 14.04

I have Ubuntu 14.04 installed and recently got an Oculus Rift DK2. While I have been able to use it as a monitor, I have yet to install any rift-related software because I do not know what to install. ...
0
votes
0answers
43 views

Dual monitor mouse flicking

i have typical problem with ubuntu. My linux detects 2 monitors and my cursor is blinking. I can switch off one of false monitors and everything returns to normal. But after restart or if i plug in ...
0
votes
1answer
84 views

Multiple monitor mirrored as default

I've a laptop with intel graphic card and at home I connect it on an external monitor. Is there a way to have monitors mirrored by default? Now every time I boot I've to re-configure in this way. ...
0
votes
2answers
89 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
votes
0answers
95 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
votes
0answers
93 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 ...
2
votes
0answers
39 views

Black lines and white dots after installation

I just put ubuntu 14.04 lts on another desktop, it loads all the way up, once it comes to home screen the monitor after a few seconds goes to black lines and white dots ,can someone tell me what might ...
0
votes
0answers
66 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
vote
1answer
58 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 ...
0
votes
0answers
106 views

Couldn't Configure SNMP in Ubuntu

I'm trying to monitor Ubuntu server 12.04 via Solarwinds sever which requires to enable SNMP on the Ubuntu. I update the following line in the /etc/snmp/snmpd.conf : rocommunity secret 10.0.0.0/16 ...
1
vote
1answer
395 views

HDMI ports stopped working on 14.04 updates

Situation is that my zotac box only has an hdmi port for the monitor, so this problem is hard to trouble shoot. If I load the original 14.04 LTS on the zotac box I full monitor capabilities through ...
3
votes
0answers
521 views

I'm unable to set 2560x1440 resolution on Intel HD 5000 using Displayport with PG278Q

I've just installed Ubuntu 14.04 LTS and I'm unable to get the monitor working. Screen works fine in BIOS and the same machine when booting to windows (before installing Ubuntu). I have tried the ...
0
votes
0answers
19 views

monitor problem

i have a laptop with non working screen so I put an external one , after this I put the latest UBUNTU. the problem is that I want only the external screen work, but cant do it, if I open SKYPE this ...
2
votes
0answers
163 views

gcm-calibrate without hardware sensor

My monitor won't allow me to set the contrast when using DVI. And ubuntu/gnome won't allow me to set it via software without some fancy color calibration sensor. on system settings > color the ...
0
votes
0answers
79 views

Change resolution if external monitor is connected

I would like to automatically change my screen resolution when an external monitor is connected to my laptop and turn off the internal monitor. I have written the following little script which is run ...
0
votes
1answer
86 views

monitor outgoing email

I have a VPS and recently I found some unusual activity looking at the /var/log/mail.log and so I installed pflogsumm to send a daily report and got this: Per-Day Traffic Summary date ...
0
votes
0answers
90 views

External monitor recognized but it does not receive signal

I run Ubuntu 14.04 on my Lenovo X1 Carbon and attach an external monitor through miniDisplay to VGA adapter. Ubuntu recognizes the monitor but the monitor does not always get the signal (e.g. in my ...
0
votes
0answers
39 views

Monitor Resolution

I plugged my TV in to use as a monitor (as my regular monitor is rubbish), but there's no way to increase the screen resolution beyond 1024x768. Surely there's a way to do this, I know my TV can ...
0
votes
0answers
106 views

Monitor flickering after upadating to 14.10

I just updated to Ubtuntu 14.10 and now I have a few problems. The monitor is flickering when I am watching videos in full-screen mode with silverlight and also when I am using an openGL based game.
0
votes
0answers
55 views

Toshiba 40" tv as a monitor, keep losing antialiasing

I have a toshiba 40" tv that ive been using as a monitor and have a strange issue. Every time I turn the tv off I lose all antialiasing in my session and have to restart compiz and sometimes relog to ...
0
votes
0answers
7 views

What is wrong with my monitor?

My monitor refuses to come back on after I close the lid of my hp-envy-m6. After opening the lid, the I'm supposed to see a login screen but the whole monitor is off like there's no power while the ...
0
votes
1answer
50 views

Monitor switches off and won't come back!

I have Lubuntu 14.04 running on a Sony VAIO VGN-FZ140E. My problems is: out of nowhere my monitor turns off, and no matter what I hit on the keyboard it doesn't come back. The only solution is to put ...
1
vote
0answers
112 views

Dual monitor screens are reversed only in login screen

Today I installed Ubuntu 14.04 on my computer. I have dual monitor setup, and they work perfectly when I'm logged into the operating system. But every time I have to login in the login screen, the ...
1
vote
1answer
210 views

How to do monitor brightness changes on the desktop like on the laptop?

On a laptop you usually have working keys for changing the backlight and you see OSD notifications while changing them. How to patch this up for “normal” desktops? How to get parts of this going?
0
votes
0answers
186 views

Problem switching to external monitor in Ubuntu 14.04

I usually use an external monitor to watch videos from my DELL Studio 1537 laptop. I just use the Fn + F8 combination to switch to the external monitor and I didn't use to have any problem. Since I ...
1
vote
0answers
63 views

The resolution is squashed!

I just installed Ubuntu 14.10 from the .iso. It worked fine the first time, but the second time I booted it up, the resolution was really messed up. The monitor was displaying everything really ...
0
votes
0answers
53 views

Monitoring a screen session

I'm very new to Ubuntu and I haven't really found something that I'm looking for. Basicly I am searching for a bash script that will monitor a screen session based on it's name. As soon as the bash is ...
0
votes
0answers
39 views

How do I completely update my ubuntu software?

This is a dual fold question. May someone guide me to the right source? When m Ubuntu was instailled, it overwrote Windows 8, but partially. I wanted Windows 8 completely gone. I can tell that Ubuntu ...
0
votes
1answer
361 views

HDMI stops working with my new Acer aspire E3-112

I bourght a new Acer Aspire E3-112. I use external screens both at home and at work. After installing Ubuntu everyting worked. I used it at home and at work. The second day when I got home the ...
1
vote
0answers
89 views

Ubuntu showing problems in connecting two external monitor

I am working with Ubuntu 14.04 on Dell E7240. I have connected two external Dell monitors E2211Hb but they both are not working simultaneously. Yesterday both were working fine and after some time one ...
0
votes
1answer
47 views

New to Ubuntu, got a few problems

So I built myself a lovely new computer, and decided to give ubuntu a go. So far, I'm confused. A quick google search left me with a headache. So here are my problems. Keep in mind that I'm ...
0
votes
0answers
144 views

HDMI Monitor Signal Lost after login screen

I am using KDE Desktop, everything up to date. I just installed a Geforce 210 1Gb memory with HDMI output in order to connect to my Asus monitor. I also installed Nvidia propietary drivers (331.38). ...
1
vote
0answers
198 views

How to get native resolution of a monitor?

My Ubuntu installation seems to have magically guessed my monitor's native resolution (it's the mode it's set to on startup). Unlike most, my monitor's native resolution is NOT its highest ...
0
votes
0answers
216 views

Playing 3D HSBS video with an active 3D monitor

I'm currently using the built-in 3D function of my monitor to watch 3D half side-by-side movies and it ruins the subtitles. I tried VLC's anaglyph 3D but it just make their colors red and blue which ...
0
votes
0answers
57 views

Monitor loses sync after interrupting sleep

Dell 6400 with Dell monitor, dual boot with Ubuntu (14.04) and ms XP. No problems with displays except when waking up from sleep - any ideas?
0
votes
0answers
122 views

Ubuntu 14.04 external monitor always reconnect

I just updated my Ubuntu 13.04-x64 to the new one 14.04.-x64. The installer asked me if I wanted to keep home-path / programs/ configs. So I did. Now my external HDMI output seems to cause trouble. I ...
0
votes
0answers
70 views

Lubuntu Bootloader “Settings out of range”

I've installed Lubuntu 14.04 on an old PC replacing Windows XP. On turning on the PC, the monitor shows an "Out of range" warning for a few seconds before the Lubuntu with dots screen appears, then it ...
0
votes
0answers
28 views

Newbie question on USB Mouse

So I'm a total newbie to Ubuntu - installed it last night - and I've ran into a few problems: Firstly, I have two monitor displays connected to my computer. Monitor 1 works fine - mouse and keyboard ...
1
vote
0answers
316 views

No HDMI video output from GeForce GT 330M - Ubuntu 14.04 LTS

I have a Dell Vostro with an Nvidia graphics card. Although the VGA output works fine, when I connect up a monitor on the HDMI output, Ubuntu (14.04 LTS) recognises it, but the screen is blank (no ...
1
vote
0answers
98 views

Monitor Printers remotely over SNMP in Ubuntu

We have a lot of printers in company and we want to monitor Page Counts, daily report,etc. we tested a lot of monitor tools but they did not meet our requirements, and we found this software for ...
0
votes
0answers
101 views

How to change default monitor

I have an Asus laptop with intergrated intel graphics and a nvidia GEFORCE GTX 760m. Im using the intergrated monitor aswell as a monitor hooked up with HDMI. They're both working fine i just can't ...
1
vote
1answer
1k views

How to setup Asus MB168B USB monitor in Linux Mint?

is the first time I write here. I bought an external usb monitor http://www.asus.com/it/Monitors_Projectors/MB168B/; I have an Asus s56cb with dual boot, linux Mint 17 qiana and windows 7. On ...
0
votes
0answers
206 views

Low resolution after upgrading from 13.10 to 14.04

I am having difficulties after the upgrade from 13.10 to 14.04 - resolution is set to 640x480 and I can't change it neither from Displays nor using xrandr (xrandr says that current, lowest, and max ...
0
votes
0answers
2k views

Display calibration in Ubuntu 14.04?

I'm experiencing problems with my display. My monitor displays weird whites. In windows I can use Calibrate Display Color wizard and set the color balance of rgb to extreme low to fix it but cant ...
0
votes
2answers
244 views

How to lock without turning the screen (monitor) off?

Due to a recent bug, each time my screen turns off, I cannot get it back on. Currently, the screen starts turning off after the computer is locked - which effectively means that I cannot lock my ...
2
votes
1answer
168 views

Why do I just get a black screen if I disconnect a DVI monitor and then reconnect it with Xubuntu 14.04?

I have one monitor that I use for both my PC (via VGA) and my Linux machine (via DVI). I just use it for one computer at a time, by pulling out the not needed cable and plugging in the required one. ...