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

learn more… | top users | synonyms

8
votes
2answers
6k views

How to enable sub pixel hinting?

Fonts are displayed a little bit blurry on my TFT screen. I fixed this in previous Ubuntu releases by enabling sub pixel hinting in the font settings. But now I can't find any font settings dialog in ...
0
votes
2answers
185 views

After upgrade to 11.10, display for main account is messed up [duplicate]

Possible Duplicate: Desktop forgets theme? I upgraded to 11.10 from 11.04 earlier this week, and ran in to some problems booting up into the GUI. When I booted, I got a message saying there ...
0
votes
0answers
521 views

Changing brightness doesn't work [duplicate]

Possible Duplicate: How do you change brightness, color and sharpness from command line? Previously (on Ubuntu 11.04) I was able to manually dim my screen further than the Fn-keys would ...
0
votes
1answer
493 views

Second monitor not coming back on after going into hibernate

10 and a new problem has come up. When I my machine hibernates the second monitor does not come back on. I did not have this problem in 11.04. The main monitor is plugged into a vga port, and the ...
1
vote
2answers
1k views

Is there any way to specify which workspace and/or window to launch a program into?

I asked a related, but more specific, question here. I want to know if there is a way to specify where you want a program to launch. I basically want to write a shell script which is launched every ...
7
votes
3answers
3k views

Fn+F8 does not switch displays on a Dell E6410

I recently upgraded to Oneric and found that Fn+F8 does not switch displays on Oneric, Dell E6410, Nvidia. I frequently run presentations and need to switch between projector and laptop with minimum ...
1
vote
1answer
4k views

Ubuntu doesn't detect my TV monitor - UNKNOWN DISPLAY [closed]

I have a Sharp TV which my linux box is plugged into. Installing Linux is fine, display is visible at the correct resolution etc.. when i turned the machine on the day after it didnt detect the ...
7
votes
1answer
559 views

Quitting Braid causes dual monitors to switch to mirror mode

I have 2 monitors in my desktop. The one has a smaller resolution than the other (don't know if it matters for this issue). From Display I have disabled mirroring, so the first monitor continues to ...
2
votes
1answer
2k views

Outputting to External Display Only: ATI Radeon HD6310 Driver Issues on a Thinkpad x120e [closed]

The open driver applied in Ubuntu 11.10 by default for ATI's Radeon HD 6310 works fairly well. It detects my secondary display, the resolutions for both it and built in display [Thinkpad x120e], and ...
0
votes
2answers
697 views

Dimming the backlight is irreversible on a Samsung Q210 notebook, what do I do?

I'm new to the community, although I have been using Ubuntu since 2010. I have a Samsung Q210 notebook; Specs: Intel® Core™2 Duo CPU P8400 @ 2.26GHz × 2 4 Gigs RAM Nvidia 9200m GS (although system ...
0
votes
1answer
316 views

Graphics card drivers - dual-link DVI?

Running default install of Ubuntu 10.04 on PC with Geforce 9500GT graphics card - would there be any problems running a monitor that needs dual-link DVI cables?
1
vote
3answers
4k views

Display too dark on an Acer emachines E725

I just did a wubi install of Ubuntu 11.10 ony my acer emachines E725. After I reboot, the display is too dark that I can only see the white backgrounds and my mouse (when it is in the middle of the ...
1
vote
0answers
718 views

Desktop effects could not be enabled with Intel core i7 2600K [closed]

I have installed Ubuntu 10.10 (32 bit) on a 'budget' SandyBridge PC. The moterhboard is Asrock h67m. No extra graphic card. When I try to use 'Normal' or 'Extra' Visual effect I get this message: ...
4
votes
1answer
666 views

Can I make Ubuntu graphics equivelant to Windows 7 with a hd 3000 chip?

Every time I run Ubuntu on my Thinkpad the visual appearance of the system, desktop and applications does not look very crisp and the colors don't stand out. When I load windows 7, graphics are much ...
2
votes
2answers
8k views

My 1440x900 resolution is not recognized

Today I decided to install Ubuntu 11.10, and it did not recognize my resolution - 1440x900. This has already happened in other versions of Ubuntu. However, in 11.10 I cannot get this resolved. Can ...
2
votes
1answer
430 views

Dual monitors - Shifted pixels

The resolution looks fine size-wise, but pixels are smudged. This is mostly visible on thin writing, as if pixels were slightly shifted out of the intended grid. It always renders like that on one of ...
3
votes
2answers
530 views

Screen distorted on a Great Wall A081 netbook

I am new here. Please make it easy for me to understand. Recently I installed Ubuntu 10.04 netbook edition inside windows using Wubi with ultra ISO and magic iso virtual manager in my GREAT WALL A081 ...
6
votes
2answers
8k views

Unknown monitor, intel driver, want to set VGA resolution to widescreen TV

I have a Sony Bravia LCD television, which is now plugged into my laptop using a VGA cable. I am running an HP Compaq laptop, with a video driver of: 00:02.0 VGA compatible controller: Intel ...
2
votes
1answer
1k views

How can I fix my xvinfo?

How can i fix my X server/driver? $ xvinfo X-Video Extension version 2.2 screen #0 no adaptors present Additional info: $ uname -a Linux desktop 2.6.32-33-generic #70-Ubuntu SMP Thu Jul 7 ...
15
votes
3answers
6k views

Turn off monitor using command line

I am runnning Ubuntu Server on my laptop. There is really no reason for the screen to be on. I have been trying to use this command to turn the screen off: sleep 1 && xset dpms force off ...
8
votes
4answers
10k views

How do you change brightness, color and sharpness from command line?

I am controlling my PC with SSH and scripting. How can i change the brightness, color and sharpness from command line? Try 1: failed $ sudo redshift -t 5000:5000 -g .5 Cannot list GNOME panel ...
2
votes
2answers
291 views

How to make my 19" monitor default display output when I connect it to my netbook? [duplicate]

Possible Duplicate: How can I set external monitor as default? I am new to Linux, so I am still learning tricks and ways of personalisation. I have Asus Eee PC 1015PEM netbook and 19" ...
1
vote
2answers
2k views

How do I set my screen resolution to the maximum supported resolution?

Used win 7 and got resolution 1280x1024 and when i installed Ubuntu 11.04 got resolution of 1152x864(made that possible by changing from the advanced option in the nvidia xorg file)went to system ...
3
votes
0answers
49 views

display anomaly - any ideas [duplicate]

Possible Duplicate: Font corruption: lines through characters ubuntu 11.04 shows this kind of white pixels across text. Any ideas what they are caused by? and what to do about it? i'm ...
1
vote
2answers
265 views

Rotate monitor 2° counterclockwise?

Ubuntu's Monitor Preferences tool (listed as Monitors in the Dash) is able to orient the screen Left, Right, Normal or Upside Down, but is there a tool that can rotate the screen just a little? My ...
2
votes
1answer
526 views

Problem with the Primary Display

I have connected my laptop running Ubuntu 11.04 to an external monitor. Since then, I am not able to use my primary display. Primary Display shows only a resolution of 640x480 at the moment. The ...
2
votes
1answer
1k views

How can I start my screen in rotate mode 90/-90 or 180/-180 or 45/-45 angle?

When i start my Ubuntu its connected to my monitor. How can i always default start in rotate mode? (not the default one that we use daily). I was trying to make it -90 or -180 or -45 but cant make it ...
2
votes
3answers
548 views

Why does my Thinkpad X220 screen get garbled after a while?

I am running 11.04 Desktop 64bit on my Thinkpad X220 which is brand new. I ran Windows on it for a few days and that seemed to run fine. It's still on there on a separate partition. Ubuntu installed ...
3
votes
1answer
595 views

Display Driver Issue on an hp TX2-1160ea Notebook

I'm new to Linux and recently switched to Ubuntu 11.04 due to my project requirement. My laptop has been freezing and going to black screen of death when I run anything related to display (Share ...
11
votes
2answers
4k views

Disable screensaver while watching flash videos

I generally watch lot of lengthy videos on YouTube. I always experience a problem because the screensaver is activated every 5 minutes. I would like to know how to disable the screensaver while ...
1
vote
3answers
97 views

Windows sometimes does not open fully

I am using natty unity. I am facing 1 intermittent problem. Sometimes, my application windows does not open completely. For example, please refer following image. You may observe that my google ...
1
vote
1answer
4k views

Is there a way to stop the display from turning off?

I'm using the latest version of Ubuntu 11.10, and although I've disabled the lock screen options and checked the power settings, my display turns off after around ten minutes. That wouldn't be so bad, ...
1
vote
2answers
1k views

Booting to no display

Everything was working fine this morning. In the afternoon, I tried to boot into Ubuntu Lucid Lynx once again and I see no display. I hear the sound prompts of the login screen, so I press enter and ...
1
vote
2answers
3k views

How can I actually change my “Power Management” settings?

I go into settings -> Power Management, trying to change the "Put display to sleep when inactive for:" and "Dim display when idle" settings. The changed settings are saved -- if I come back to the ...
5
votes
3answers
506 views

How can I disable Macbook screen when the lid is closed whilst continuing to use an external monitor?

After getting Ubuntu setup on my Macbook Pro with Gnome Shell, there is one little thing irritating me: I have an external monitor connected which is set as primary in the Nvidia control panel. I'd ...
4
votes
1answer
3k views

xrandr not listing modes in xorg.conf

On my Lenovo w520, xorg/xrandr (with intel driver) detects the native resolution of my LCD panel, but doesn't seem to detect any 16:9 intermediate resolutions: Screen 0: minimum 320 x 200, current ...
6
votes
2answers
3k views

where does gnome-display-properties save the different configurations?

I use gnome-display-properties to configure the external screens that I attach to my laptop at home and in the office. Gnome-display-properties cleverly remembers which screen is which, and ...
2
votes
1answer
506 views

Ubuntu 11.04 mini boots to black screen, alt-f2 restores monitor image.

I installed Ubuntu 11.04 mini CD, a command line only version of Ubuntu. When the machine boots, I see all the bios screens, but when it boots in to Ubuntu the screen goes black. The monitor light ...
1
vote
2answers
624 views

Display Brightness Scaling is Incorrect on a VAIO CW

My display brightness adjustment is off by a factor of 10, i.e. it's brightest at 10% instead of at 100%, and the difference between 0% and 1% is a little too high. Any way to fix either of these ...
1
vote
1answer
289 views

How do I determine the power state of my monitor?

How do I determine the state of my Monitor in Ubuntu 11.04. I've seen a lot of stuff regarding dpms, but for what ever reason, I don't have the dpms module running on my ubuntu install and I'd really ...
1
vote
1answer
2k views

HDMI with Sony Bravia: Unsupported Signal

I recently got a Sony Bravia HD TV but can't connect it to my Ubuntu laptop. I've a Dell with Intel GM965 Graphics. When I connect to the TV using an HDMI cable, it says: Unsupported signal, check ...
2
votes
1answer
626 views

Native resolution not occupying the entire screen [closed]

I just got a new monitor. The native resolution seems to be 1920x1080 (16:9). But when I set that, Ubuntu occupies only part of the screen, leaving a black border around. When I try setting another ...
0
votes
1answer
303 views

External display is showing and reporting wrong resolutions

I'm running 11.04 in dual-boot on my macbook pro (2010). I've got an external monitor connected which I've configured through nvidia settings to be it's own X display. When I open the nvidia settings ...
3
votes
2answers
8k views

How can I switch user in a shell and use the existing gnome display session?

If I switch user in a terminal. su bob I can't open gedit because bob doesn't own the display. If I execute xhost + before switching to bob I can open the display for some applications but not ...
1
vote
2answers
1k views

How do I fix broken installation?

Let me start off by saying I'm dual booting 11.04 and Windows 7 on a Thinkpad T61p. The problem may have arisen when I hit the power button during normal startup. I'm fully aware how stupid this is. ...
4
votes
1answer
8k views

Display brightness adjustment not working

I have Ubuntu 11.04 installed on a Lenovo Thinkpad T410 laptop with nVidia GT218 display controller. I am unable to adjust the display brightness. Pressing Fn-Home and Fn-End brings up the display ...
0
votes
1answer
171 views

laptop monitor screen having edges around it

Im new to ubuntu but not that much as im now almost 90% used to it :-). my problem is that my laptop screen was fully utilised in the ubuntu 11.04 natty narwhal but after connecting it to a projector ...
0
votes
1answer
380 views

Ubuntu display blanks during desktop load after Wubi install on HP Pavilion Win 7 64 bit Entertainment PC [closed]

Ubuntu display goes blank after the initial bootup and load of the OS on the Windows 7 64bit HP Pavilion Entertainment PC. the installation proceeded without error, but during the boot I get an error ...
2
votes
1answer
183 views

What is wrong when the X display does not cover 100% of the framebuffer on a HP2540p laptop

Whenever I have a dual monitor setup on my Laptop, one screen is the laptop display and the other the external monitor, I get into trouble with the X server framebuffers. Often the larger of the two ...
4
votes
2answers
296 views

Massive graphical corruption when playing videos

After upgrade my Ubuntu to 11.04 I have a weird problem playing videos. See the capture from my display. I'm getting the same thing with all of the players and video file types. Ubuntu 11.04 64bit ...