Questions related to hardware displays, either internal (as in a laptop) or external (as in most desktop monitors, or projectors)

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9
votes
2answers
7k views

Using a DisplayLink USB video adapter on Ubuntu 12.10

The line of USB video adapters made by DisplayLink has a somewhat sordid history under Linux. In past Ubuntu releases, the process of getting them to work has been somewhat difficult, inspiring a ...
2
votes
2answers
658 views

Automatically change resolution when not in dock

I have Ubuntu 11.04 (yep, I know it's old news) on my Lenovo W520. At home, I have a dock with dual monitors. I have a pretty decent setup - things work almost perfectly (hence the reason I'm ...
2
votes
2answers
841 views

video not displayed in Xubuntu

I have Xubuntu installed in my PC. When I play a video after starting the system it plays fine. After some time the video is not displayed and I can only hear sound. If I reboot my PC then the video ...
2
votes
1answer
680 views

Wine settings to correct color palette?

I have a Windows application (Kidspiration 3 Starter), that when running under wine 1.4 in Ubuntu 12.04 shows a completely distorted color palette that makes the interface unusable. See screenshot. ...
4
votes
2answers
797 views

screen DPI - is there and equivalent command/action to Windows 150% Display

I have a wide screen of high resolution and I see everything small on it. So In windows I set the display to 150%, I would like to do something similar in Ubuntu. Simply changing screen resolution to ...
0
votes
2answers
2k views

Displaylink USB show “Logo / Loading” on monitor

I tried with this problem for 2 years already. LOL, today, I install Ubuntu for I have to resolve it or I will back to stupid Windows 7. First, I have 3 monitors. My graphic card is support dual ( ...
3
votes
1answer
1k views

Can't install graphic drivers in 12.04

The driver is ATI/AMD proprietary FGLRX graphics driver. After clicking Activate, it asks for my password and starts downloading. Then it shows an error message: 2012-10-03 16:16:04,227 DEBUG: ...
2
votes
1answer
617 views

Can't change display resolution on a Lenovo G575

I'm using Ubuntu 12.04 on my Lenovo G575 (64 bit). I was using my computer with the 1366x768 display resolution. I changed the display resolution of my computer to the 800x600 yesterday, then I tried ...
3
votes
0answers
1k views

Unable to enable dual displays

I am running an almost-fresh version of Ubuntu 12.04 on my old Dell Inspiron 710m laptop. I had to re-install yesterday due to a different display issue. I wasn't able to directly reinstall 12.04 ...
2
votes
0answers
216 views

External display, windows are moving to external display

I use external display with lenovo w520, I am running it with following script xrandr --output LVDS1 --auto --primary --output VIRTUAL --mode 1920x1200 --left-of LVDS1 optirun screenclone -d :8 -x 1 ...
10
votes
2answers
2k views

Does redshift need an active internet connection to work?

It seems redshift doesn't run without an active internet connection. If so, is there some way it could be run when there's no connection to the Internet?
3
votes
3answers
7k views

Settings for multiple monitors are not stored

I am running Ubuntu 12.04. on a Lenovo Thinkpad T400. I connected an external monitor as a second display. The laptop stands under the external screen. The laptop has a native resolution of 1440x900 ...
1
vote
1answer
492 views

Terminal stuck in mirrored display mode (ctrl-alt-f1)

I have a dual monitor setup. Lately it's been giving me grief; booting with the wrong monitor as primary sometimes, "out of range" problems on the primary display, etc. Now for the latest problem ...
1
vote
1answer
263 views

Is there an easy way to (temporarily) disable the display timeout?

In KDE 3.5 there was the powermanager plugin for the kicker panel, where one could easily switch between different profiles. So normally, I want the display to go to sleep after, say, 10 minutes of ...
2
votes
0answers
252 views

Default program startup display

I have a dual display setup and would like to be able to set which display a piece of software starts on. Most software seems to return to the last display but Stellarium always starts in the primary ...
2
votes
0answers
362 views

display resolution question

My machine has two hard drives, one has Fedora 64bit and one has Ubuntu 12.04 64bit. When running Fedora, I can set the resolution to 1600x1200. But I can only get 1280x1024 when Ubuntu is running. ...
0
votes
1answer
99 views

Ubuntu partition won't display on screen

I installed ggobi on my MacBook Pro, and it wasn't working right. I looked up some information, and found this site: Gtk Warning: Cannot open display I followed the vague instructions, but I think I ...
0
votes
1answer
1k views

Cannot detect second display

Using the display program I cannot detect the second display which is connected with my desktop PC (running ubuntu 11.10 64bit, gtx 280 gpu) via DVI. Although using a live CD of linux mint the second ...
0
votes
4answers
21k views

How do I increase screen resolution in ubuntu 12.04? I want 1366x768

I get the following output when I run xrandr: Screen 0: minimum 320 x 200, current 1280 x 800, maximum 8192 x 8192 LVDS1 connected 1280x800+0+0 (normal left inverted right x axis y axis) 304mm x ...
1
vote
1answer
2k views

How to try Ubuntu on a hp pavilion g7-1246ef computer that has no Linux suport for video card? (12.04)

I want to try Ubuntu on a hp pavilion g7-1246ef computer. I got it as a 64 bit system with a win7 64 bit but now it runs a 32 bit win 7 (due to canon printer driver issue). The Windows device manager ...
3
votes
1answer
2k views

Will the Driver Support for Intel HD Graphics be Improved in 12.10?

I recently installed Ubuntu 12.04 on a HP Pavilion dv4 laptop. This is a core i7 machine with Intel HD graphics and also a separate nVidia VGA card. I had a lot of issues getting Ubuntu 12.04 working ...
1
vote
1answer
1k views

Resolution stuck in 640x480 in grub, 11.04 and 12.04

I have three operating systems on my machine, Windows 7x64, Ubuntu 11.10 and 12.04 both x64 as well. All three were running at full resolution for my monitor, as well as in the Grub 1.99 boot screen. ...
5
votes
1answer
271 views

Can Ubuntu launcher damage my LCD screen pixels?

There appears something like a scar (damaged or dead pixels) on my LCD screen, where Ubuntu launcher positions. The scar exactly fitting Ubuntu launcher edges and icons. It seems a permanent scar and ...
1
vote
0answers
517 views

Black & White screen after resuming from Suspend [Ubuntu 12.04] [closed]

I recently thought of giving Linux a try with Ubuntu 12.04. So far I managed to figure out how to troubleshoot and fix some of my older issues. But i wasnt able to find a problem similar to mine. The ...
1
vote
2answers
147 views

My 2nd screen going gray after kernel upgrade to 3.2.0-30. (12.04) [closed]

My video card is nvidia GT 9400. Same as title, I upgrade kernel from 3.2.029 to 3.2.0-30 yesterday. After upgrade, 2nd monitor turn to gray & could not configure. My xorg.conf is ...
0
votes
1answer
362 views

Automatically Enable Secondary Display When Connected

At my desk, I generally have a laptop plugged into an external monitor (cloned display) with the lid of the laptop closed. Right now each time plug in the secondary display, I have to open the ...
1
vote
0answers
493 views

Presumed GRUB screen is “out of range”. What do I press for windows? [duplicate]

Possible Duplicate: Why does my screen blank out for the duration of the Grub boot menu? I was going to try Ubuntu 12.04 LTS alongside my normal windows 7. Installed it from an USB.stick ...
0
votes
0answers
16 views

Display Resolution all wrong iin 12.04.1 running in VBox [duplicate]

Possible Duplicate: Adjusting display geometry in a virtual machine? I have a Ubuntu 12.04.1 (64bits) system, running perfectly alongside Windows 7. I needed to create a Virtual Machine in ...
2
votes
0answers
669 views

I can't set 1280x1024 resolution in 12.04

After installing a fresh Ubuntu 12.04 on my PC, Ubuntu can't detect my monitor which is a Phillips 190c 19". With 10.10, I used 1280x1024 and on Nvidia drivers I was able to see my monitor brand. ...
2
votes
1answer
1k views

Ubuntu 12.04 dual screen - live version OK but does not work after installation

I have a desktop machine, a bit old Intel Core 2 4400 (64bit), with nVidia GeForce 7900, two Iiyamas, one 2403, one 2202. The problem is that everything works fine under Live version -- the display ...
0
votes
1answer
726 views

how can I restore default fonts in Ubuntu 11.10?

I have accidentally deleted some of the fonts from /usr/share/fonts folder. They must have been crucial since now I have various display problems ( underscore and font size display ). I have already ...
2
votes
1answer
236 views

Suddenly my display turns grey! [closed]

When I'm working suddenly the mouse doesn't respond and the display turns gray or black. Although I can press any key ( I can't see what I'm doing ) nothing happens at all!!. The only way to recover ...
3
votes
0answers
2k views

display port on x230 not working

having problems with my new lenovo x230 - using dual montiors, only vga registers anything. This has the Intel graphics controller : 00:02.0 VGA compatible controller: Intel Corporation Ivy Bridge ...
1
vote
2answers
4k views

Monitor not being correctly detected, restricting screen resolution

I have just updated to 12.04 and I have only one choice of screen resolution now, and it is incorrect (1024x768). I believe the correct resolution for my display is 1366 x 768. It is on an Acer Aspire ...
0
votes
1answer
447 views

Ubuntu 12.04 disk installs LTS on desktop?? wrong display drivers

I used the same 12.04 install disk to install on two desktop machines. One worked correctly and easily recognized the Dell 2210 display. The other loaded an LTS (laptop??) version that has a display ...
1
vote
1answer
152 views

Why does cvt change my res value?

I have problems with my resolution and I wanted to adjust it with the help of xrandr, but when I try to set it up it changes the values.. fabio@fabio-EasyNote-TS11HR ~ $ cvt 1366 768 # 1368x768 59.88 ...
1
vote
2answers
2k views

IRQ Conflicts Causing Video Card and Boot Problems? [duplicate]

Possible Duplicate: What should I do when Ubuntu freezes? tl;dr - I have 4 devices sharing 1 IRQ. Is this bad and how do I tell the BIOS to stop it? Background: I have an old Dell GX280 ...
1
vote
1answer
728 views

Save Display Settings to xorg.conf

I can configure my display setting through "System Settings > Displays" But I cannot save it to xorg.conf and I don't have a xorg.conf at all in /etc/X11/. How can I save the current settings into ...
1
vote
0answers
58 views

How to disable clone display mode on Ubuntu login screen? [duplicate]

Possible Duplicate: How to force Multiple Monitors correct resolutions for LightDM? I'm using Toshiba Satellite L750-20C laptop as primary display (screen resolution 1366x768) and AOC ...
5
votes
2answers
4k views

External display is not working under Ubuntu with a Thinkpad W530

I have a new Thinkpad W530. It has a K2000M graphics card (with Optimus) and a Intel Chipset graphic. I can't connect an external display. Here is what I tried with more or less success. 1) ...
2
votes
2answers
281 views

NVIDIA vs. 12.04 Unity > Recovery

I had successfully installed NVIDIA-Linux-x86_64-302.07.run from the nVidia website. That got me nothing but an unalterable 640x480 screen. purge and autoremove didn't seem to undo it. I attempted, ...
2
votes
2answers
3k views

Correct Display configuration. Errors while trying to arrange displays

I am trying to set up my tv with my laptop trough a VGA cable. The display application in Ubuntu throws a lot of errors to me and I have given up in trying to do it myself. I try to apply the 1920 ...
-1
votes
1answer
243 views

No HUD on desktop on new Ubuntu installation

So I installed Ubuntu 12.04 and I have no HUD. I was able to bring up Firefox only from my settings menu by clicking on a link for more information on cloud. Where is my HUD? I have no access to my ...
0
votes
1answer
109 views

Not getting display through VGA after bootup

I connect my Netbook to my TV through VGA, and it shows while at post and boot-loader screen, but once I'm booted then I get no picture. I checked my cable connection, and even swapped cables to make ...
0
votes
1answer
127 views

Cannot use a second monitor

When I plug in my second display and activate it in "Displays" I get an "Out of range" error. It says the max desktop size is 1600 by 1600. Does anyone know a fix? I have an AMD/ATI Mobility chipset, ...
0
votes
2answers
334 views

Change resolution for an old Philips 109E5 monitor?

I have an old monitor Philips 109E5 19 inch and I need configuring a resolution of 1600x1200. How I can do it?
1
vote
1answer
82 views

system strucking when brightness symboll came

my system is strucking, when the brightness symboll came top off the screen on right side, and it is blinking,then that time the system will struck....I am completely new to ubuntu,so please help ...
0
votes
2answers
679 views

Ubuntu 12.04 won't recognise my 2 monitors

I've got 2 monitors plugged into my nvidia quadro fx1700 graphics card but Ubuntu only recognises my HD monitor (says its a laptop monitor) and ignores the other one. Is there any way I can force it ...
2
votes
0answers
561 views

Cannot find display :0.1

I'm using fujitsu LH531 Laptop with ubuntu 12.04, and with secondary 1440x900 monitor attached to the VGA, confirmed by xrandr command. The problem is, i want to run a program (vlc) to the second ...
5
votes
2answers
19k views

Cannot connect to X Server when running app with sudo

When I am running some software using sudo command it showing error like cannot connect to X server For example if I run the following command: $ sudo gedit /etc/profile I am getting ...