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

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0
votes
2answers
455 views

LightDM not loading in 12.04 in VirtualBox

The boot process just stops here (below). I've tried stopping/starting lightdm but it doesn't even stop nor can I pkill it. I've already ensured that my bios has visualization enabled and have most ...
1
vote
1answer
435 views

Scaling desktop screen

I am using Panasonic TV 42 Inch as monitor via HDMI port and my desktop is stretching out scaled and some parts of desktop are not visible. I need help to scale down the horizontal and vertical ...
2
votes
1answer
8k views

How to get Ubuntu VB guest to use monitor's native resolution?

I am running an Ubuntu 12.04 VirtualBox guest (with Guest Additions installed) within a Windows 7 host. How can I set the resolution of the guest VB to match the physical machine's native ...
0
votes
1answer
78 views

Monitor 1 turns off

I just recently upgraded from Ubuntu 12.04 LTS to 12.10. Since the upgrade I have had problems with my displays. This Bug was one of them. Now however it seems almost randomly my primary monitor ...
2
votes
1answer
367 views

Display corruption with fglrx drivers

I've been having some problems with the AMD 12.10 and 13.1 drivers. Basically there always appear to be flashing lines going across my screen. It happen all the time and every key input makes it ...
4
votes
1answer
176 views

How can I turn sticky edges off when it is already said to be disabled?

I went into Displays and made sure "Sticky edges" was set to OFF. However, it acts as though it is still on! Where might this setting be hidden? Might there be a way to force it to turn off? It's ...
2
votes
1answer
3k views

Resolution and screens not detected properly

I've installed Ubuntu 12.04 on my laptop with integrated Intel graphics (Intel i5 460M CPU). The screen resolution is set to 1024x768 and can only be changed to 800x600, while my screen is 1366x768. ...
8
votes
2answers
329 views

How to provide second monitors resolution to application?

I have a dual monitor setup, with the basic TwinView settings from my Nvidia-card (550 Ti). One monitor is my primary display (1600x900) and the other is my TV (1920*1080). I have arranged XBMC to ...
11
votes
2answers
975 views

How should I handle multiple monitors when I regularly connect and disconnect different monitors and projectors

I'm moving from a macbook pro (with MacOSX) to a lenovo T430 running ubuntu 12.10. I use the laptop for work, and work from home regularly. I have an external 30" monitor at home, an external 23" ...
6
votes
1answer
11k views

USB display adapter with linux/ubuntu drivers?

I want to use my external monitor's resolution fully (2560x1440) with a USB display adapter for my laptop. I have one with Windows drivers, are there any adapter with linux / Ubuntu drivers that can ...
2
votes
0answers
689 views

Display difficulties with Ubuntu 12.10, Dual Monitors, and ATI HD 5800

I have the ubiquitous and difficult display problems. I have a very limited understanding of everything regarding graphic display mechanics, and Gnome specific terms, so please let me know if you ...
0
votes
1answer
365 views

12.04 losing display settings on startup

I'm running Ubuntu 12.04 on my desktop at work. It seems like every other week when I boot up my computer it loses its display settings. It's to the point where I have to bring up the virtual console ...
2
votes
1answer
153 views

I have error message connecting a monitor to my netbook

I want to connect my Lenovo S205 Netbook with a 1080p monitor, however the only way to get it to work is by Mirroring the Display. I would like to use the top display at 1080p. My attempts ended ...
3
votes
3answers
637 views

Maximum brightness is not maximum brightness

On my dual boot laptop I noticed that maximum brightness in Ubuntu and Windows 8 is totally different. In Windows 8 the screen is much much brighter at maximum level than it is at Ubuntu maximum ...
10
votes
6answers
4k views

How can I disable backlight when I lock the screen?

When I lock screen, the display does turn black but the display isn't completely off. There is some light coming out of the display in screen lock mode but it get turned off when inactive for 10 ...
3
votes
0answers
67 views

Blank screen upon boot after installing nvidia drivers. 12.10 [duplicate]

Possible Duplicate: My computer boots to a black screen, what options do I have to fix it? I tried to install nvidia Drivers on my most recent install of 12.10. Now it no longer boots to ...
2
votes
1answer
2k views

Ubuntu Toshiba Dynadock u3.0

I am having a few issues with my new Dynadock u3.0. First of all, all of the USB connections are working as well as the usb ethernet. The only two issues I am having are with the usb audio and the ...
2
votes
0answers
184 views

How do I change the maximum resolution of my computer for multiple monitors?

I am trying to enable three monitors for my setup in Ubuntu 12.10. My card is a Raedon 5700 HD series. When I try to extend my display to any additional monitors, I get the following error: required ...
2
votes
1answer
649 views

Is there a way to disable laptop LCD on startup when external monitor is connected

Am running 12.04 and Gnome Shell with a Thinkpad X201 laptop and docking station. When I start the Thinkpad in the docking station with the lid closed, Ubuntu is recognizes that the external monitor ...
5
votes
1answer
7k views

How do I change display settings like brightness, contrast, etc. on my notebook?

I have a Samsung Series 9 notebook 15" (model NP900X3C) and I would like to adjust the screen settings (brightness, contrast, saturation, etc.). If I go to System Settings → Color, I see my screen ...
1
vote
0answers
60 views

Text gets garbled after hibernate

My 12.04 install sometimes does this to the text on the screen: This happens on all text in nautilus, all context menus, bookmarks/omnibox/statusbar on Chrome, and elsewhere in other programs. ...
1
vote
2answers
319 views

Not able to change brightness [12.04]

I can't change my brighness via the default ubuntu tool or my FN keys, or even xbacklight. I'm running Ubuntu 12.04 on a laptop with a dual graphics (AMD HD6770M+Intel). I've the drivers set up ...
2
votes
0answers
127 views

Alt+tab multi displays

I'm Ubuntu 12.04 with Gnome Shell on a HP Pavilion dm4 with an external display. When I try to switch between applications using the Alt+tab shortcut, the box showing the applications is showed only ...
0
votes
2answers
2k views

NVidia GeForce GT 540M Drivers not Working

I have upgraded my laptop to dual boot Windows 8 and Ubuntu 12.10, which is fine and all, but I have been updating the drivers on the Ubuntu side of things, but I have downloaded and executed ...
0
votes
1answer
670 views

Export current monitor settings

Is there a way to 'export' the current display configuration? We just need to export the configuration to an Xorg.conf file so that we can import it to another computer (deployment). The active ...
1
vote
1answer
1k views

HDMI input not recognized on ASUS N76

I have a brand new ASUS N76 with newly installed 12.10. HDMI port is not recognized by Ubuntu while working perfectly well with Windows 8. xrandr does not even show as known connector : Output of ...
1
vote
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
vote
1answer
118 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
4k 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
vote
2answers
641 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
4k 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
844 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
677 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
205 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
702 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
349 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
242 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
37k 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] ...
10
votes
1answer
15k 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
1k 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
153 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
500 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
303 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
162 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
778 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 ...