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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15 views

failed to load monitor configuration after Ubuntu (12.04LTS) update

I've updated my Ubuntu 12.04LTS and after restarting machin, now I see this error on startup: and when try to download nvidia driver from here: I see this error: i'm beginner, please help !
4
votes
1answer
707 views

How do I enable 60hz on my 4k monitor?

I have the very new Asus PB287Q 4K monitor and I've enabled display port 1.2 in its OSD menu system, but my Ubuntu 14.04 laptop still isn't using 3840x2160 at 60hz - it's stuck at 30hz. I'm curious ...
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0answers
59 views

How to duplicate two displays of three in total in Ubuntu 14.04?

Two displays, which I want to make mirror, have the same resolution (1920x1080). One of them is TV on a wall :) It's not very comfortable to move content to TV each time, because it's behind me. I ...
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0answers
36 views

Opening Firefox on second display at startup

I have attached two monitos: 1 dvi (primary) 1 HDMI. I have added this at startup app list to load Firefox at bootup: firefox -P TV -url "http://mylocaldom.com" -no-remote This is the output of ...
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0answers
56 views

Desktop won't display properly on monitor (VGA)

It flickered a lot during the 12.04 LTS install (it was still usable though), and the login screen is fine. But as soon as I log in, the desktop doesn't display properly, all I see is a black screen ...
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0answers
30 views

refresh rate on CRT monitor

So, I've got a geForce 650 Ti Boost, on a CRT monitor. My ubuntu is the latest, and I use Nvidias propietary driver. I've tried all the things that I know of to set my refresh rate to 85 hz. I'ts a ...
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0answers
28 views

Changing CRT monitor frequency in Ubuntu

I have an old CRT monitor. In Windows XP there was a frequency option for the monitor. Is there something similar in Ubuntu? I want to change the monitor frequency from 60Hz to 85Hz.
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0answers
301 views

External Display on HP 2013 UltraSlim-Docking Station with Ubuntu

I have an Elitebook 840 G1 with Dual ATI + AMD graphics and HP 2013 UltraSlim-Docking Station. I want to plug external monitor to the one of Displayports located on the Dock. The external monitor ...
-2
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1answer
496 views

Trying to install Ubuntu 14.04, monitor says mode unsupported/out of range [duplicate]

Monitor says mode unsupported/out of range during installation of ubuntu 14.04 and never boots to the ubuntu desktop.
0
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1answer
355 views

Monitor not turning off in 14.04

I have a freshly installed ubuntu 14.04. In settings "Brightness and locking" I had the following Settings: Turn monitor off after "10 Minutes" Locking: On Monitor locking after "5 ...
1
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0answers
39 views

Monitor goes sleep during fullscreen black scene

My monitor (Samsung SyncMaster 171s) turns into sleep mode for few seconds when there is totally black scene in fullscreen (for example: between two scenes in a movie). How can I disable it? I'm ...
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0answers
87 views

Ubuntu only runs when on nomodeset

I don't know what nomodeset does but when I try running Ubuntu (just as a test before installing) my Tv which I use as a monitor will only pick it up in nomodeset but it also seems a bit slow. I ...
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0answers
15 views

Login screen not showing after connincting to a bigger display ( a monitor )!

So, I have ubuntu 12.04 lts on my laptop and I got a new monitor so I connected the monitor to the laptop to get a bigger display but the login screen won't show. Can anyone tell me how do I fix this? ...
1
vote
1answer
120 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
112 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 ...
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0answers
42 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. ...
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0answers
76 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
3answers
756 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 ...
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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 ...
0
votes
1answer
271 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 ...
0
votes
0answers
51 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 ...
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0answers
88 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
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1answer
269 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
191 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 ...
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0answers
109 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 ...
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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
65 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
29 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
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0answers
55 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
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0answers
319 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
28 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
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1answer
84 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 ...
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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
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0answers
18 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
21 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
194 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
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0answers
96 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 ...
3
votes
3answers
2k 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
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0answers
55 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 ...
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0answers
19 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
167 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 ...
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0answers
37 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 ...
1
vote
0answers
339 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
1answer
616 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
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0answers
274 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
222 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.
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0answers
51 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 ...
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0answers
82 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 ...
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0answers
139 views

Can't set custom resolution with TV and GT610, xrandr and Nvidia woes!

So, I've looked around, and I know nothing about xrandr and the lot. I thought I had my display fixed, but it kinda... Pans, or scrolls, when I move my mouse to the edge of my display... Anyone know ...
0
votes
1answer
61 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 ...