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

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1
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2answers
3k views

Ubuntu won't do 1920x1080

Both my monitors (one over DVI other over HDMI) have a native resolution of 1920x1080 (16:9) but the only two options for resolution in the "Display" section of system settings are 800x600 (4:3) and ...
1
vote
1answer
88 views

Strange halo around letters in firefox

Couple days ago I've started noticing strange halo around letters in Firefox 18.0. On the same monitor, when running Firefox on Windows, nothing happens. Other Ubuntu apps work as well. I'm attaching ...
1
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1answer
117 views

12.10 on legacy equipment - compiz compatibility [closed]

I have tried (and failed) to install Ubuntu 12.10 on a legacy HP/Compaq workstation (an Evo PRO). This did not surprise me, I'd guessed at a 30:70 success:fail ratio and was right. The issue is ...
0
votes
1answer
3k views

VMware 9.0 - Ubuntu Screen Problem

I have installed Ubuntu 12.4 on VMware Workstation, but I'm not getting display, I mean there is something strange for me. I can access the terminal when i Press Ctrl+T but i can't see the icons and ...
1
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2answers
609 views

How to get back my proper display driver settings after (wrongly) installing AMD Catalyst Control Center?

After having this problem, and following this answer, I have installed AMD Catalyst Control Center (fglrx-amdcccle) and after reboot my display was all wrong, stuck to 1280x1024. I have un-installed ...
7
votes
3answers
3k views

How do I rotate my display when not using an X Server?

I have a widescreen monitor that rotates. I'm trying to use it in 'landscape' mode (vertical). This is easy in the GUI. How do I rotate my display when I am not running an X Server or when I am ...
2
votes
1answer
823 views

Overscan compensation issue

Since upgrading to 12.10 I cant permanently fix overscan on my tv. Using this code I can fix the overscan sudo nvidia-settings --assign CurrentMetaMode="DFP-1: 1920x1080 { ...
5
votes
1answer
617 views

Why are my display settings not persistent?

Every time I reboot my laptop, even if I haven't unplugged the external monitor, it sets the external monitor back to overlapping with the laptop screen. I want them to stay 'side by side'. Running ...
2
votes
1answer
187 views

How to figure out if a window is actually displayed on the screen using shell script?

I'm trying to write a shell script that recognizes if Thunderbird window is displayed and if so it disposes it to the messages tray. I'd like to use it in this answer of "How to keep Thunderbird and ...
0
votes
1answer
1k views

Cannot permanently prevent power saving blank screen on Compaq Presario C700 with Ubuntu 12.10

I have a Compaq Presario C700 which has a GRUB multi-boot for Ubuntu 12.10 (32 bit), Ubuntu 10.10 and Windows Vista. This machine is always run by mains electricity rather than by battery as I have ...
1
vote
1answer
624 views

Why is my display getting garbled?

I recently installed the latest Ubuntu version 12.10 on my USB stick and booted my laptop with it. The OS runs just fine and as expected but there are a few niggles though! Sometimes when I start a ...
1
vote
0answers
348 views

How to clear jupiter's notification?

I used an external display some time before. After that there is a notification of 'New Resolution' everytime the startup of my xfce. Look like this: This is really annoying, so I want to know how ...
2
votes
0answers
225 views

Cant see edges of my screen. How do I fix it?

I have a Hisense 42" LCD TV (1080p) connected via HDMI to my ASUS K53E laptop and when I switch it to 1080p (second screen only) I cant see the edges of my screen, and it says my TV is a Hitachi 52" ...
2
votes
1answer
1k views

Display problems with Google Chrome on Ubuntu

I'm experiencing problems with quite some webpages while using Google Chrome (stable build: 23.0.1271.97). Many websites like facebook, youtube, arstechnica not rendering as they should, also this ...
4
votes
4answers
33k views

12.04 Ubuntu: configuring laptop to hook up to tv using hdmi cable?

I'm trying to use an hdmi cable to connect my HP dv5 notebook to a 32" Sony Bravia tv in order to watch Hulu stuff on a bigger screen. However, Google has been thoroughly unhelpful thus far! When I ...
0
votes
1answer
1k views

How to tell which graphics card is being used in a hybrid system?

How do I know which graphics card is being used in a hybrid system? From lspci: 00:02.0 VGA compatible controller [0300]: Intel Corporation 3rd Gen Core processor Graphics Controller [8086:0166] ...
8
votes
1answer
13k views

list existing X display names?

How do I get a list of current X display names? Apart from being a useful thing to know, I want this so that (hopefully!) I can use xcalib -invert -alter as suggested in this question to invert the ...
1
vote
1answer
995 views

Second display is rotated

I've just updated to Ubuntu 12.10 last night. When I was at the office, I connected my laptop with a projector. Although it can detect the projector, it incorrectly set the projector portrait. Also, ...
2
votes
0answers
2k views

Widi (Wireless Display) set up on Ubuntu 12.10

I recently purchased a Sony Vaio S Series Ultrabook that comes with Wireless Display. The steps to set this up on Windows 8 seem to be well documented but I haven't come across how to set this up on ...
2
votes
0answers
148 views

What does this fix for non-responsive mouse and keyboard do?

I'm using Ubuntu 12.10 and found that after about 20 minutes of work that my mouse and keyboard became very unresponsive. So I found the following fix (logging in as root - careful!!!): sudo -i To ...
2
votes
0answers
454 views

Desktop not displaying properly

I have installed #lubuntu 12:10 onto an older Pentium 3 PC with 512mb RAM and 20gb HD. I cannot make out the desktop as it is not being displayed properly. The mouse leaves massive trails which ...
1
vote
1answer
294 views

Unity Greeter login screen cuts off login options

I have a pretty newly installed Ubuntu 12.04, using Unity. My external monitor is 1920x1080 max resolution. In the Unity desktop itself everything looks great. I have an NVidia graphics card. When I ...
1
vote
1answer
160 views

AO522 ubuntu 12.10 several reboot incase of black screen

My acer aspire one 522 with a new ubuntu 12.10 or Kubuntu 12.10 installation (dual boot with win7) sometimes has a black screen but if I reboot once or more, I can login on desktop. How can I fix ...
8
votes
1answer
739 views

Display problem when adjusting brightness in ubuntu 12.04

Recently I installed Ubuntu 12.04 on my Dell 1554 laptop. I was adjusting my screen brightness when this happened : this has become a recurring problem which is really annoying. I also want to ...
0
votes
4answers
4k views

How to take screenshot of an X11 based GUI from a text terminal (such as tty1)?

I tried using DISPLAY=:0 import -window root "$HOME/Pictures/screenshot.png" (import is part of the ImageMagick suite), but that just displays a black screen. I want to do this as I wanted to ...
3
votes
1answer
4k views

Best triple head display setup

I'm currently running Ubuntu 12.04 with a darn good triple head display setup. I've got a VisionTek 900530 Radeon HD 5450 512MB DDR3 PCI Express video card that has two DVI outputs and one Mini ...
0
votes
1answer
350 views

Ubuntu 12.04 on Dell Mini 9: direct me to screen aspect ratio directions?

Can someone direct me to an existing discussion, if there is one, about how to install the right aspect ratio or screen resolution on my Dell Mini 9 now that I have Ubuntu 12.04? All the discussions I ...
3
votes
4answers
9k views

How do you adjust screen brightness on Acer laptop? [closed]

I have an Acer Aspire one 5742 laptop. I installed Linux Ubuntu 12.10 on it. I have one problem with it. no matter how I press the Fn+↑ or Fn+↓ keys I cannot adjust the Screen Brightness. It ...
2
votes
2answers
6k views

Ubuntu stops using Nvidia driver after kernel upgrade

Just updated and restarted, Ubuntu's doesn't display correctly. After restart, the desktop now looks like this. I've temporarily switched to the Nouveau driver. The update history reveals the kernel ...
1
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2answers
117 views

Is it possible to have my desktop loaded before login?

I am connecting to the system with Putty (this is Windows SSH client) then running some service in interactive personal mode. For example this is a script to run freeswitch: dims@nebulla:~$ cat ...
0
votes
0answers
286 views

Desktop goes blurry / granulated

After few minutes using, desktop and fonts in unity-menu goes blurry. See screenshot: Closer image: In all applications (browser etc.) graphics seem to be allright. After rebooting problem ...
6
votes
2answers
10k views

How do I reset my display settings from the command line?

I'm running 12.10 on a dell e5400 laptop and I used xrandr to get the dual monitors working that I connect through a laptop dock. I used xrandr again to switch back to the laptop display when I ...
1
vote
0answers
101 views

Monitor blinks with certain programs

My computer is a HP dv6 with 8gb ram, 500gb hdd and a amd radeon hd 6480 graphics card and dual core cpu. Now here is my problem: When I try to run some programs such as gucvie and xbmc, the screen ...
0
votes
1answer
6k views

Ubuntu 12.10 - how to set the resolution to 1024x768 and correct rate? using command line when ever system starts

I have this following code where my VGA output is always showing out of range. How can i resolve it? $ cvt 1024 768 $ xrandr --newmode shvga 74.50 1024 1072 1176 1328 768 771 775 798 $ xrandr ...
2
votes
2answers
3k views

Ubuntu 12.04 unstable Display, Flickering

I use Ubuntu 12.04. The Text character on my screen while on the Internet s too small, so I decided to adjust the display to give larger characters. This caused the screen to become very unstable, ...
1
vote
1answer
304 views

how to get dell laptop display on tv?

my dell laptop screen is damaged. I installed ubuntu 12.04.01 with tv monitor connected. After rebooting nothing is displayed on tv monitor, is any graphic driver missing from the installation? edit ...
7
votes
3answers
966 views

Switch windows only in current workspace and display

I have recently acquired a second display for use with my laptop running Ubuntu with xfce and compiz. However, one thing that has been bugging me is window switching: my second monitor has 2 windows ...
0
votes
1answer
2k views

Overscan, Ubuntu 12.04, Nvidia driver

I know there are many questions about overscan around but I cant seem to find a working solution. I know the cause of this is the Nvidia driver, as I have no problems with the default driver, so I ...
1
vote
2answers
2k views

How do I get more than 80 columns in command line mode?

I installed ubuntu from the minimalcd because I just want to use vim and command line tools. However I would like more than 80 columns of text. I have a large monitor so I would like at least a ...
2
votes
0answers
342 views

Low resolution Dektop intel i7 3770 and intel board DH67BL

I installed Ubuntu 12.04.1 in a desktop with the following specs: CPU: Intel(R) Core(TM) i7-3770 CPU @ 3.40GHz Motherboard: Intel DH67B However the monitor is not identified (Monitor: Unknown) ...
0
votes
2answers
1k views

Lubuntu 12.04 on Acer laptop boots to blank blue screen

My previous question on this was closed, but I am posting it again as the solution which my son eventually found may assist other users of the forum, or someone may be able to tweak the solution to ...
0
votes
1answer
168 views

StartX fails, insufficient memory?

Some days back, I added a network printer at my institute. While trying to print for the first time, the computer asked for authentication, then complained of low disk space. I deleted a 3 GB movie ...
2
votes
0answers
76 views

12.10 starts up to just my desktop background [duplicate]

Possible Duplicate: Unity does not start after installing the fglrx drivers on 12.10 I have only just started using linux more than just instlling it on an old pc for fun and have just ...
1
vote
0answers
193 views

Flickering screen [closed]

I have a ubuntu 12.04 LTS installed on my HP Compaq 420 laptop. My problem is that everytime I reach the log-in screen, the screen flickers heavily and also after I have entered my username and ...
18
votes
5answers
31k views

Ubuntu 12.10 “Turn screen off when inactive for: Never” still turns off

After a fresh install of Ubuntu 12.10, my screen still goes off after about ten minutes. I've been to the Brightness and Lock control panel. The Turn screen off when inactive for: setting is set to ...
1
vote
0answers
345 views

Garbled text in terminal, titles and other places after upgrade to 12.10

After upgrading to Ubuntu 12.10 I am getting sporadic garbled text in the terminal, but it is also appearing in titles and occasionally the URL bar of chrome. Amazingly I was able to catch a ...
0
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1answer
184 views

Multi-display issues T61 on 12.04 TLS

Installed 12.04 LTS on T61 laptop. I have issues on Multi-displays. Problems come when trying to make changes to Multi displays and save . Both screens blacken , when click the mouse noise on both ...
2
votes
1answer
4k views

Screen turns off after inactivity

My screen turns off if I'm inactive for some time, even though I disabled the setting. It happens on battery as well as on AC power. My Brightness and Lock Settings: My Power Settings: Does ...
1
vote
4answers
14k views

after installing ubuntu 12.10 the desktop does not display correctly

I've installed vmware player on my windows 7 in order to run ubuntu 12.10.. The ubuntu installation went well with no errors or display faults, but after restarting the vm at the end of the ...
5
votes
4answers
8k views

Screen Timeout Ubuntu 12.10 Cinnamon

I am running a fresh install of Ubuntu 12.10 with Cinnamon, after roughly 10 minutes the screen turns black. I have set "Turn screen off when inactive for:" to "Never" or tried high values (1h +), ...