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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1
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1answer
279 views

external monitor can't display max resolution

I had been using an external monitor, an old Dell Inc. 19" with Ubuntu 14.04 for a while now, The resolution it displayed at was something like 1366x768 or 1366x1024, I can't remember exactly which ...
0
votes
1answer
161 views

Resolution problems Ubuntu 14.04

I have Ubuntu 14.04 and everything is working fine exept for the resolution, my monitor supports 1440x900 but in the options only allows 800x640 and 1024x768, I tryed the xorg.conf solution and it ...
0
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0answers
63 views

Display or system monitor do not wake up

I've Dell Inspiron with Kubuntu 14.04. When Close the lid and open it again it remain blank. As in power management I've set "When lid closed" to "Do Nothing". And it do not respond any key I press. ...
0
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0answers
156 views

How do I get other resolution option other than default one in full screen? [duplicate]

I want to get my 1366x768 monitor to have other screen resolution 800x600 or 1240x768 in full screen. What option do I have? Thanks. Here what I did, shaharil@busuk:~$ xrandr Screen 0: ...
2
votes
4answers
2k views

Xubuntu 14.04 black screen after monitor off/on

I have a HP desktop machine with Ubuntu 14.04, with also Xubuntu and Gnome desktops installed. I mostly use the Xubuntu session. When using the Xubuntu session, when I power off my monitor, and power ...
1
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0answers
29 views

Ubuntu 12.04 Server monitor goes into sleep mode (no display) after fresh install [duplicate]

For some reason I can boot and either use Ubuntu 12.04 server edition, or desktop version. I can live boot the disk, I can go through the installer, or even use the ubuntu alternate installer. But ...
1
vote
1answer
904 views

Wrong resolution on ubuntu 14.04

I have installed Ubuntu 14.04 LTS on my system. My graphics card is an NVidia 8800GTS. For some reason ubuntu detect that my screen resolution is up to 1024x1280. I have already installed the NVidia ...
1
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0answers
55 views

14.04 Laptop and screen problems

I have recently upgraded from 12.04 to 14.04 (Ubuntu) and I have contracted several problems. First being my laptop's power occasionally cuts out (Like the battery has been pulled out, and I have to ...
0
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0answers
115 views

Slow Desktop Frame Rate with 1920 x 1080p Monitor

I'm kind of new to this Ubuntu thing, but I've used it before a little bit! So I installed Ubuntu 14.04 LTS, and everything installed normally. On my 15" Acer Monitor everything ran normal! The moment ...
0
votes
1answer
607 views

Compatible stand alone multi-touch display for Ubuntu?

I'm looking for a multi-touch monitor solution that i can connect to a workstation running Ubuntu 14.04. Does anyone know of a stand alone monitor I can use where touch actions would go over a usb ...
0
votes
1answer
429 views

How to change Monitor of ubuntu box Also 'Out of Frequency ' Error due to monitor change

I have find very odd and crude solution to this entire episode. It is as follows Start installing ubuntu as usual. Switch off the monitor Wait for some time (1-2 minutes) till the HDD access stops ...
0
votes
0answers
269 views

Mouse cursor flickering and disappearing but no unknown monitor

I installed Ubuntu 12.04 few days ago. Everything was Ok. But suddenly the mouse cursor has started flickering and disappearing. I have searched through this community and found some solution like ...
0
votes
0answers
10 views

System monitor says that it recieves data under resources tab, while is disconnected from internet. What does this mean?

I have noticed that my laptop receives small packages (1.3kb per sec) constantly... Is it normal?
0
votes
2answers
101 views

Camera keep changing it's colors from light red to light green every 0.25 sec (ubuntu 14.04)

when I lunch Cheese Webcam Booth this is what the picture looks like and it keeps changing between these 2 colors every 0.25 sec
1
vote
0answers
64 views

Automatically detecting and outputing to s-video at startup

After combing the Internet I have developed a script that is capable of checking whether I have a monitor connected to my VGA port and switching to my s-video port if not #!/bin/bash # if no vga then ...
0
votes
0answers
70 views

What can I do for Spotify Linux Preview that always goes out of monitor with Lubuntu?

I have had issue with Spotify for a long time on Lubuntu. It occasionally goes out of my monitor and I have only one monitor. I can only see the lower right corner and I cannot even move the window to ...
0
votes
0answers
486 views

How to Enable Monitor mode on BCM 43142 with WL driver

First things first: I've checked and I don't believe this is a duplicate. When I enter this command to enable monitor mode on prism0: echo 1 | sudo tee /proc/brcm_monitor0 I get an input/output ...
0
votes
0answers
47 views

VGA output not aligned with available monitor space

When XP stopped receiving support a few weeks ago, my employer allowed us to take home the towers after they were wiped and installed with ubuntu, with no keyboards, mice or monitors. The only monitor ...
0
votes
1answer
221 views

Getting launcher on dual monitors

I recently bought a second monitor for my computer. Setting it up was fairly easy, but when I turned the monitor I found that the unity launcher bar that is on the right monitor did not transfer over ...
0
votes
0answers
11 views

Way to find which program uses the internet [duplicate]

is there any way to find which program uses the network and the bandwidth consumed. System monitor shows only ram ,cpu usage and overall bandwidth usage. i want fr individual program
0
votes
0answers
21 views

Add monitor settings in lightdm

Where do I have to place missing monitor preferences in lightdm, to load them at startup?
0
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0answers
26 views

Custom resolutions for games

I have created a custom resolution (1840x1000) to be used with my HDTV to combat overscan. My TV is a Technika x22/14a and does not have a setting to turn off overscan. I am building a gaming PC ...
0
votes
1answer
246 views

Second Monitor Intel graphics card

I have a second monitor which works perfectly fine on Windows. However, on Ubuntu 13.10 I am running into a couple of weird issues: If I connect it after booting Ubuntu, it duplicates the display of ...
0
votes
0answers
105 views

Wrong monitor recognIsed 14.04

I'm hoping someone can please help me with my display/driver, I have installed Ubuntu 14.04 and my 42" LCD is being recognised as a 52", resulting in the screen being oversized and not fitting within ...
6
votes
3answers
7k views

Ubuntu 14.04 - Add Fake Display when No Monitor is Plugged In

I have an Ubuntu 14.04 server that has no external monitor connected. I use NoMachine to remote control the machine. When I do so, the Unity/Gnome interface doesn't see any monitors connected, so I ...
0
votes
0answers
75 views

Only 2nd Monitor, not Notebook display, visible

I am trying to install Ubuntu 12 on my notebook, Acer Aspire 7715Z. On boot up, system recognises Ubuntu and loads up installation screen. A few pages of white text roll down the screen and then the ...
0
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0answers
22 views

Unable to install anything higher than Ubuntu 13.04 on my triple monitor setup

I have 3 1680 x 1050 displays Which I run in eyefinity for dual GPU 7970s. Now in windows this works fine, but in Ubuntu distros greater than 13.04 my DM is borked. I can get in to my desktop ...
0
votes
1answer
262 views

How do I set up my dual monitors? My config folder does not have monitors.xml in ubuntu 12.04

I tried creating a monitors.xml in config folder using gedit and just saved it there. rebooted but doesn't work. I am trying this link. http://www.sudo-juice.com/dual-monitor-settings-in-ubuntu/ But ...
1
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0answers
56 views

Dual vertical monitors messes my desktop

When I enable my two monitors in vertical positions My desktop files get dispersed vertically among both screens and the file icons on the upper screen are displaced, they look like they are ...
0
votes
0answers
395 views

Detected displays wrong after upgrade to 14.04

upgrade to 14.04 - screen display finds 1 built-in monitor, however I have 2 identical "LACie photon20vision II" screens (neither Built-in) attached to a ATI Radeon card. It does not seem to be ...
1
vote
2answers
843 views

I need a netspeed indicator for Ubuntu 14.04

I have a 3G mobile broadband connection that keeps changing network speed according to location and time and so I relied heavily on this applet ...
0
votes
0answers
297 views

Monitor Lag onubuntu 14.04 LTS

Allow me to explain my dilemma! I just recently got Ubuntu, and updated all the way up to the latest ubuntu 14.04 LTS! I got this all working and was super happy until I connected my AOC 1920x1080 ...
0
votes
1answer
785 views

How can I calibrate colors?

In System Settings -> Colors there is color panel but "calibrate" button is grey and I am unable to calibrate it by myself.
0
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0answers
64 views

Poor video quality 12.04

Using both a Dell 17" monitor and a HP 1740 I get bad video quality with a Ubuntu 12.04 machine. I tried all of the resolution settings with the monitors, but the fonts are multi-colored and smaller ...
0
votes
0answers
96 views

Upgrading from 2 to 4 monitors

I have Ubuntu 12.4 (precise), and for a long time, I had two monitors. Yesterday, I got a second pair of monitors and another video card. I spent hours searching the internet and experimenting, but I ...
0
votes
1answer
62 views

Xubuntu Monitor issue

I did a presentation with my laptop with an external monitor (using latest Xubuntu). After the end of the presentation my laptop ran out of battery. When I got home an logged in again, I had only a ...
0
votes
2answers
620 views

PROBLEM(13.10) : external monitor not working [- nouveau-driver on macbook pro]

I am using Ubuntu 13.10 on a macbook pro. Would like to install external monitor VGA with the mini-port. no success. Trying: Settings→displays - nothing recognised. Trying xrandr --auto - ...
0
votes
1answer
81 views

Ubuntu 12.04 LTS monitor with lower resolution

I have monitor with possible resolution 1920x1080 (on windows) and I have installed Ubuntu 12.04 LTS. The posssible resolution there:1440x900. How to change resolution to proper one? I installed ...
0
votes
1answer
571 views

get-edid always fails, yet ubuntu detects monitor make/model in system settings

I am trying to writer some scripts to detect what monitor is plugged in and when. I am not sure if I am going down the correct path, but I notice that no matter what I do trying to use 'get-edid' ...
0
votes
1answer
635 views

How do I get a Dell U2414H monitor and Nvidia NVS300 working?

I can't get Ubuntu 12.04 LTS to run xwindows in my monitors native resolution. I have a Dell U2414H monitor and NVIDIA NVS 300 video card. I am connected via a Single Link DVI to HDMI cable. When I ...
3
votes
2answers
3k views

How to make custom refresh rate stay saved?

I'm testing out 14.04 on a partition to see if I want to use it as my main desktop for when it's fully released, but I've encountered some problems. I have a 144Hz monitor, so in the the Nvidia X ...
1
vote
2answers
1k views

How do I get the two external monitors connected to my laptop to stop mirroring each other?

I have a Lenovo T440 laptop on 12.04 with two external monitors attached (running through one VGA port that goes to this splitter). Right now Ubuntu is counting the two external monitors as one (they ...
0
votes
1answer
608 views

Lubuntu dual monitor doesn't save config

I'm using Lubuntu and I have a external monitor (connected using HDMI) to my laptop. Everytime I enter on Lubuntu, both laptop and Monitor are turned on. What I do: I go to Menu > Preferences > ...
0
votes
1answer
420 views

QNIX Nvidia Display Issue with 331 Driver and 770

Upon trying to get my ubuntu 13.10 installation working on my new computer, I encountered an issue with the proprietary nvidia drivers and my display. Apparently, the two don't agree with each other ...
0
votes
1answer
150 views

Get Ubuntu to NOT move windows when turning off one of multiple monitors

I have a triple monitor setup and it works very well with 13.10. However, I have some problems with the way Ubuntu moves windows around when turning off a monitor. For instance, when I want to watch ...
0
votes
1answer
120 views

Display configuration messed up

I have a laptop and an external monitor. I can set the correct resolution for both of them, however, after some time configuration messes up: resolutions get swapped and display mirroring turns on. ...
1
vote
0answers
69 views

Monitor stays black after plugging it in

I am running Ubuntu 12.04 on a PC using lightdm. When I have the monitor plugged in from the start the system boots just fine and everything works as expected. When I plug off the monitor, the system ...
0
votes
1answer
103 views

Kubuntu 13.10 problem with monitor

When I installed Kubuntu 13.10 (virtual), it did not recognize my Compaq 19" monitor in a Compaq Presario PC and can't see the desktop properly. Conclusion: I must cancel the installation (real). My ...
2
votes
0answers
224 views

Ubuntu 12.04 cannot detect my second screen

What I wanted is a dual monitor setup but I got two monitors with the same content :(. I have an ASUS Z87-K motherboard and am connecting two monitors to its integrated graphics (HDMI and VGA). I ...
1
vote
1answer
135 views

Connecting and controlling my desktop with my laptop monitor using ubuntu.

I would like to know how to use my laptop as a monitor for my desktop. my laptop is running windows 7 and my desktop is running ubuntu 13.10. i do not have a monitor for the desktop. Thank you.