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.

learn more… | top users | synonyms

1
vote
3answers
2k views

Display monitor info via command line

Is there a way to query monitor information from command line? For example, get monitor model, similar to e.g. what lspci does for graphic card info, or whether it's currently on or off, things like ...
1
vote
0answers
52 views

Using iMac running Ubuntu as a display for a Mac Mini

I have an iMac running Ubuntu, and a Mac Mini running OSX. I would like to use my iMac as a display for the Mac Mini by using using a target-disk mode equivalent for Ubuntu. I have my iMac and Mac ...
0
votes
1answer
67 views

Cursor navigation between dual monitors is backwards

Okay, so i have a new dual-monitor set-up, but you know how when you move the mouse to the left, it goes to the screen on the left, and visa versa? Well, for me, i have to move my mouse to the RIGHT ...
1
vote
0answers
106 views

How can I get the built-in display to pan as I move the mouse to the edges in dual display mode?

I have an Eeepc 900a with a display of 1024x600 running lubuntu 13.10. The VGA port will display at 1920x1080. I am able to use LXRandR 0.1.2 to set it to use both displays at the same time. How can I ...
2
votes
0answers
93 views

How to keep the open windows in the right workspace while changing/rotating monitor?

when I plug in/out an external monitor monitor, or I rotate the laptop monitor, the windows/applications open in the several workspaces often mess up, such as in the following figure: How can ...
1
vote
0answers
554 views

Intel graphics Ubuntu 12.04.3 LTS: does not detect second monitor

I have some problems to get the second monitor working on my Ubuntu 12.04.3 LTS. If I click on the detect button it does not work. Info about my system: $uname -a Linux LabTop2 3.8.0-32-generic ...
1
vote
0answers
124 views

Screen orientation doesn't stay in 13.10 (Gnome 3.10)

I upgraded to 13.10 and Gnome 3.10 and now every time I start my computer my second screen resets its screen orientation to normal (I rotated the monitor counter-clockwise). This worked fine in 13.04 ...
0
votes
1answer
388 views

Unknown monitor problem

My display settings detects another display besides my Built In Monitor on an Asus Aspire 5755G. So I allways have my Built in Display and a second Uknown Monitor. I can deactivate this display ...
4
votes
2answers
11k views

Two monitors when only having one in 13.10

I just did a fresh install of Ubuntu 13.10 64bit, and it says that I have 2 monitors, when I actually only have one I have a Dell XPS 15 with Nvidia graphics card if that helps in anyway
1
vote
0answers
271 views

I can't get over a resolution of 640x480 after upgrading to 12.04, how can I fix it?

Ever since I upgraded to 12.04 my screen resolution has gone down to 640 x 480, even though I had higher resolutions before. $ xrandr xrandr: Failed to get size of gamma for output default Screen 0: ...
1
vote
1answer
1k views

Set monitor refresh rate [closed]

The system: OS: Linux Mint 15, Graphics card: Nvidia GeForce 9500 GT, Drivers: nvidia-310 proprietary drivers. The problem: My monitor has a recommended refresh rate of 60hz, and I want to have it ...
0
votes
1answer
87 views

Is there a way to blank 2 of 3 monitors with a shortcut or hotkey and leave primary monitor on?

I am only staying with windows because of a feature that so far I cannot find that linux has. i am trying to find a way to blank 2 specific monitors and leave my primary monitor on. Preferably with a ...
0
votes
1answer
182 views

Flash Player Minimizes, 2 Monitors

I have to screens. When I watch a flash video on one screen and then interact with the other screen the flash player minimizes itself back to the embedded mode. This happens in chrome and firefox ...
2
votes
1answer
57 views

Dual monitor wont play media centre on primary screen

I am running ubuntu 13.04 on a laptop that is connected to my TV. Everything seems to work fine but when I open my media centre (XBMC) it will only run in full screen on the laptop. I have changed the ...
2
votes
1answer
3k views

How to prevent my screens from turning off, when the screen is locked?

I would like to have my screen fully powered at all times, but it goes to standby once I lock my PC.
1
vote
0answers
54 views

Adjust monitor settings to compensate for vision problems

Is there any software that allows to "blur" or sharpen what's on your monitor to compensate for vision problem in Ubuntu? I sometimes forget my glasses (I leave them at work, or forget them at home). ...
1
vote
1answer
295 views

How to start a program always on second monitor

I tried to google and to browse/search the questions but with no luck. I have xubuntu 12.10 installed and extended desktop is working great (intel display driver). The problem is that I want to start ...
4
votes
1answer
457 views

Turning Monitor Off With an Icon

I'm running Ubuntu 12.04 on my laptop and sometimes want to turn the display off immediately (without closing the lid and without waiting for it to turn off by itself). I'd prefer not to have to run a ...
0
votes
1answer
112 views

Monitor resolution isn't selectable

I've got a 2560x1440 monitor, connected with a dual-link DVI cable. When I boot into Ubuntu 13.04, the resolution is 1600X1200 by default, and in Systems Settings->Displays, the highest resolution ...
2
votes
1answer
458 views

Tint2 “invisible” with second monitor

This worked yesterday not sure what changed. Other than my battery running dry, also I'm running 13.04. Started up app tint2. Laptop booted plugged into second monitor via vga. tint2 was functioning ...
1
vote
3answers
2k views

Laptop monitor turns off when external monitors plugged in

Just a heads up, I'm brand new to ubuntu and linux as a whole, so go easy on me. I just installed ubuntu 13.04 on my Thinkpad T430. A few bumps along the way, but I'm learning this new system ...
1
vote
0answers
314 views

Ubuntu 13.04 - Dual-monitors - Primary Monitor: Black Screen, Secondary Monitor: Unresponsive Desktop

So I recently installed Ubuntu 13.04 alongside Windows 7 and I'm loving it so far. Everything is working fine except my second monitor. If I'm already in Ubuntu when I plug the second monitor in, ...
0
votes
1answer
1k views

BandWidth Monitor

New to Ubuntu, I want a application which monitor my Bandwidth usage in GUI for Particular time. Is any application is available for my requirement? For ex: If I need to monitor for a month at a ...
0
votes
1answer
369 views

My monitor keeps going into sleep mode when it reaches the background just before you log in, after booting up

I am using Ubuntu 13.04 and it works when I use an LCD television. My graphics card is a GeForce 650 Ti and my monitor is a HP w1907v. The graphics card works perfectly, the monitor works, the VGA ...
2
votes
1answer
142 views

analogue to Windows combination ctrl+alt+del [duplicate]

Combination Ctrl+Alt+Del in Windows calls Task manager. You can see running processes and kill any task. Is there anything like this in Ubuntu? Thanks in advance
0
votes
1answer
236 views

Total noob here. Just installed 13.04 and it doesn't recognize my second monitor

I click Detect Displays but it doesn't recognize my second monitor. I only see the main one. My graphics card is a geforce 9800 GT. Thanks
1
vote
1answer
147 views

Brightness can't be fixed

I have problem with brightness on Ubuntu 12.04. Whenever I restart or turn up my HP ProBook 4515s laptop, brightness is set on the highest level of brightness. Please help me to solve this problem :) ...
1
vote
0answers
140 views

Monitor goes to Power Saving Mode with Ubuntu 13.04

Hello I'm new to ubuntu and i've just installed 13.04 on a partition to dual boot with windows 7. I have a LG FLATRON 19' LCD monitor and several minutes after I have logged in the monitor goes into ...
1
vote
1answer
2k views

How to make Ubuntu 12.04 desktop session start on boot without a monitor plugged in?

I have a home server that I need to access via remote desktop, and I want to leave the server there without a monitor hooked up to it. Everyday the server turns off and turns back on. There is no ...
3
votes
0answers
717 views

How do I remove black bars on top and bottom of my display?

I have a problem with my ubuntu 12.04 LTS. It shows my Samsung Electric Company 17'' strange. It is not centered. I have a black space up and right. The pictures will explain better my problem. ...
0
votes
1answer
160 views

Letters in native mode seem too small on my monitor

I have a problem. I have a lg monitor flatron w2242s and my graphic card is Nvidia GT 220. Native resolution for my monitor is 1680x1050, but when I use that resolution it feels like "sand" in the ...
2
votes
1answer
568 views

How to force native resolution on secondary monitor?

So, yesterday I installed Ubuntu on my laptop (1920x1200), which I mainly use docked with a second monitor (ViewSonic VA720, VGA, 1280x1024). At first the second monitor wasn't detected at all, so I ...
0
votes
1answer
87 views

How do i view and access my windows 7 laptop from my ubuntu desktop?

The desktop has 2 outputs for monitor display: Can I plug in a vga chord from my laptop to the desktop? and control (the mouse and keyboard) the laptop from my ubuntu desktop? I was thinking of ...
0
votes
3answers
1k views

Screen resolution problems on Samsung monitor

I have a monitor Samsung 19' which resolution is 1440x900 (16:10 aspect ratio). When I set it in the recently installed Ubuntu 13.04, the bottom of the screen gets cut out Trying to change to another ...
1
vote
2answers
1k views

why is my second monitor stuck on 4:3 at 1024X768

I have been using a second monitor for a while now, and until I connected it to our TV via the VGA port everything went well. Then, yesterday morning, after I unplugged the VGA cable from the TV and ...
0
votes
1answer
2k views

How to blackout screen or start screensaver with shortcut keys?

I'm often reading a hardcopy paper/book and taking notes on the laptop. I like to save energy (and battery) when the laptop is just waiting for me to read. My laptop unfortunately doesn't have a ...
1
vote
0answers
134 views

Frequency out of range message when using console

Why does an error message appear when I switch to a terminal using Ctrl + Alt + F1: 135k / 91 hz Frequency is out of range And more importantly, how do I fix this?
3
votes
2answers
618 views

How to have launcher on non-primary screen?

I'm running Ubuntu 12.04 LTS on one computer with two monitors. I've found the place in settings where I can set the "launcher placement" and the "primary" monitor (using the black bar); however, I ...
0
votes
2answers
861 views

How to reset external display?

So I was testing my laptop on my external scree and managed to cycle through the modes until I hit the one which displayed only on the external monitor. This just output a green screen and nothing ...
1
vote
1answer
457 views

No GUI when I login to the Enlightment DE (Ubuntu 13.04)

Ubuntu noob here again. I recently installed the desktop environment Enlightenment for Ubuntu 13.04. It was running great until now. I think it may have to do something with the monitor I hooked ...
1
vote
0answers
160 views

After suspend, my monitor wont turn back on

I set my pc to suspend after 5 minutes of inactivity, when I return to my computer I mash a couple of keys and the pc turns back on and the drives start spinning etc etc, but I get no signal to either ...
1
vote
0answers
120 views

Ubuntu blinks in DELL 2850

I have just installed Ubuntu (12.0.4 TLS for Servers) on a DELL poweredge 2850. During the installation, the process goes OK. However, as soon as I start the system normally (and the text font is ...
1
vote
1answer
596 views

Monitor won't go into sleep mode automatically after upgrading to 13.04

After upgrading to 13.04 from Xubuntu 12.10, my monitor no longer goes to sleep automatically. In Power Manager, On AC, Monitor, I have it set to put the display to sleep after 10 minutes off after ...
2
votes
1answer
698 views

Schedule to turn off monitor via crontab?

I want to turn off monitor on a specific period of time automatically (for example between 07:00 and 11:00). Is there any command to be set in crontab file? Is there any better way? In summary: ...
3
votes
4answers
2k views

Removing the Black Bar at the Top of the Screen [New Found!]

[New Found!] 1. When I set to others instead of 1440x900 (16:10) or 1280x800 (16:10) revolutions, the black bar must disappear. 2. When I set to 1440x900 revolution, the black bar must exist. ...
1
vote
1answer
266 views

lock screen periodically for some time

For the sake of caring about eyes I would like my screen to be blocked e.g. every hour for 5 minutes (or another intervals). Once I used one programme for doing it, but now I can't recall its ...
0
votes
1answer
503 views

Adding a large asus monitor resolution

I am trying to set up this monitor: http://commercial.asus.com/product/detail/vs247h-p-lcd-monitor I am able to connect the monitor and use it in various screen configurations, but have not yet been ...
5
votes
2answers
14k views

Which application can I use for a network traffic monitor

Is there a way to see ALL the traffic? from which process with the REAL NAME is accessing to which IP with the REAL NAME at which bitrate? When I say real name I am referring something like this: ...
0
votes
1answer
264 views

Desktop doesn't load after installing ATI Driver [duplicate]

I installed ATI Radeon HD 3650 on Ubuntu 12.10 32-bit using following commands: cd lib/3.5.0-17-generic/kernel/drivers unzip *.zip chmod +x *.run sudo ./*.run but after restarting the system, I saw ...
1
vote
1answer
938 views

ATI Mobility Radeon HD 4xxx not recognized

I recently installed Ubuntu 12.04 alongside Win7 on my HP Pavillion dv6-2020eg. Ubuntu does not recognize my ATI Mobility Radeon HD 4xxx graphics card. It just says "unknown" in the information box ...