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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65 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
172 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
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1answer
137 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
67 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?
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2answers
56 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
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0answers
21 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 ...
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0answers
47 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 ...
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0answers
196 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 ...
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0answers
21 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
50 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
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0answers
17 views

Add monitor settings in lightdm

Where do I have to place missing monitor preferences in lightdm, to load them at startup?
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0answers
19 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
133 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 ...
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0answers
90 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 ...
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votes
3answers
1k 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 ...
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0answers
48 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
15 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 ...
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1answer
131 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
32 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
329 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
533 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 ...
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0answers
250 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 ...
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0answers
153 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. Anyone can help?
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0answers
49 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
73 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
118 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
57 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
0answers
58 views

Second monitor not on by default

When I log in, my second monitor is "off" by default; Ubuntu acts as if it's not connected. I can enable it by going to System Settings -> Displays and flipping the OFF switch to ON, but I'd rather ...
0
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0answers
36 views

No display on main monitor and screen distortion/flickering on external monitor; I can't read the instructions

I use 12.04 LTS on my Acer E1-472G, but it displays nothing on the monitor. If I connect an external monitor, it displays distorted images in diagonally separated sections. I do not understand any of ...
0
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0answers
80 views

Unable to run USB monitor at the same time as laptop monitor

I am having better luck than others at using e1649Fwu monitor; at least I can see my desktop, albeit not at the same time as on the other screen. (see Using AOC USB monitor on Ubuntu for an existing ...
0
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0answers
88 views

Dell XPS13 with external monitor. Showing black squares / dots on screen when scrolling

I have a Dell XPS13 (9333) running Ubuntu 12.04.4 it is attached to an external monitor (17") via a mini-dvi to VGA cable. This is not the Dell install of Ubuntu but a fresh install so as to have FDE ...
0
votes
1answer
79 views

Disable laptop monitor when there is an external monitor

How can I configure Xorg so that when a certain external monitor is attached to my laptop via HDMI, that external monitor becomes the main monitor and the laptop monitor is switched off? Obviously I ...
0
votes
1answer
150 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 - ...
1
vote
0answers
72 views

Laptop screen blank when I connect an external monitor (which works)

I have connected an external monitor to my laptop via VGA. However I can't get both working at the same time. What I wanted was for the external monitor to be a continuation of my laptop, however when ...
0
votes
1answer
62 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
215 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
0answers
38 views

How to make 13.10 see a monitor when there is none?

I have Ubuntu 13.10 installed on a Dell PowerEdge 1850 server that I start up in the afternoon and shut down at night. When it can't see a monitor, it defaults to 1024x768. When I hook up a monitor by ...
0
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0answers
114 views

How can I crop a 1920x1200 monitor to 1920x1080?

I have a 1920x1200 monitor, and have some situations where I want to force the output to the more common 1920x1080. However, I don't want to distort the output, and would prefer a "cropping" black bar ...
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0answers
37 views

pressing any physical button/key causes external monitor to shut off

So I'm pretty new with Ubuntu. Well Linux in general. Anyway, whenever i switch to an external display with my laptop (hp pavilion dv6000) and press any key on my keyboard or media control bar, it ...
0
votes
0answers
70 views

realtek rtl8191s wont enter monitor mode

Every thing is explained the screenshots below http://i.stack.imgur.com/SfQF9.png http://i.stack.imgur.com/1rSOn.png i.stack.imgur.com/GwTtg.png Thats how other wifi looks wlan0, i have the ...
0
votes
0answers
42 views

External monitor recognized, but no signal

I'm running ubuntu on an old macbook and everything seems to work fine but when I try to connect an external monitor, the monitor doesn't get a signal (monitor: "No Signal"). In the System > Displays ...
0
votes
1answer
367 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
948 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
609 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
286 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
184 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
76 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
53 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. ...