Tagged Questions

2
votes
1answer
57 views

Test for monitor resolutions

I want to buy a new display device, but I don't know if it will be supported by my card because the weirder/higher resolutions: 2560 x 1080, or 2560 x 1440. Is there any method to create a virtual ...
0
votes
0answers
38 views

Black screen closing windowed opengl apps : XIO fatal error 11

When I quit windowed OpenGL applications, mainly LWJGL ones, I get a black screen for approximately two seconds. The screen doesn't go in power save mode, it never shuts down: I can see the backlight ...
2
votes
2answers
100 views

Detecting monitors on machine over local ssh connection

I need to write a script to check on video related things on machines in the local network, e.g. Is a monitor plugged in? Are the video drivers up to date and appropriate for the hardware? Is Xorg ...
1
vote
0answers
59 views

Setting KDE to crop the laptop's screen to match external VGA device's ratio

I have a laptop with 16:9 screen ration. Sometimes I need to attach it to a projector via VGA. The projector ratio is 4:3. I use System Settings->Hardware->Display and Monitor->Size & Orientation ...
2
votes
1answer
80 views

How to force X to use specific display, regardless if it is plugged in?

As it says in title: How to force xorg to use specific display trough HDMI, regardless if it is plugged in? I have TV that has some crazy "power save" option that can't be turned off and X thinks ...
2
votes
0answers
214 views

Screen flickers in Fedora 17

Screen flickers every 10 seconds. (I timed with a stopwatch, screen flickers every 10 seconds, 6 times a minute exactly.) I've used Windows and I'm trying to use Linux. I don't know much about Linux. ...
17
votes
3answers
1k views

How can I put my HDMI display into (and out of) power save mode?

I am using a Raspberry Pi to run an information display in an office. I want the display in power save mode when outside of business hours. I was going to use cron to execute something at the ...
3
votes
1answer
261 views

resolution of attached widescreen

I wanted to connect my TV (Sony Bravia) to my Laptop. My laptop has a displayport and the TV a HDMI. So with the adapters, I'm able to connect those two, and that part works. What doesn't work, is ...
2
votes
1answer
837 views

Twinview: 2 monitors difference resolutions with NVIDIA

I'm successfully using twinview to drive 2 monitors for my home theatre computer (one in the case, one projector). I recently upgraded my projector and now the two screens have vastly different ...
2
votes
0answers
121 views

Screen keeps dimming on Power (Dis-)Connect

I would like to disable the automatic screen dimming when I plug in our out my power adapter. Every time my laptop switches between battery/ac, my screen dims even though I have disabled it in every ...
5
votes
1answer
729 views

How to find the best monitor resolution and put it to work? Fedora

In this question I'm asking how to install a compatible driver to a Fedora machine, but, the main problem is a bad resolution. So, how can I find the best resolution to my monitor and put it to work? ...
2
votes
0answers
430 views

Debian monitor unknown and dual monitor setup

I'm running Debian on my laptop (Thinkpad T420 if it matters), and what I am trying to do is setup the native resolution. I want it to be 1366x768 but it's stuck at 1024x768 because when I go to ...
3
votes
1answer
222 views

Graphics dim, but mouse cursor not dim

When I resume from suspend-to-ram often the graphics on my internal screen is dim (around 30-50% intensity). Initially I thought it might be the backlight, but the mouse cursor is not dimmed - only ...
1
vote
2answers
714 views

Split a physical X display into two virtual displays?

I just purchased a TripleHead2Go and configured it using OSX. What this box does is simply take 1-3 multiple external monitors and combine their signal into one single resolution. I'm using two ...
1
vote
1answer
441 views

Change screen resolution in Fedora 16

I have a Dell Inspiron 1750 installed with Fedora 16. I only have three resolutions to pick from: 1600 x 900, 1024 x 768, and 800 x 600. None of these are satisfactory for me. How can I get more ...
1
vote
0answers
165 views

How do I disable automatic display search?

I have a Mint 10, based on Ubuntu Maverick Meerkat (10.10) installed on a HP nc6120 notebook. The machine is getting tired, so I decided to use it only with the external "monitor", in this case, the ...
1
vote
1answer
267 views

xrandr configuration

How to change xrandr maximum value. Screen 0: minimum 640 x 480, current 800 x 600, maximum 800 x 600 default connected 800x600+0+0 0mm x 0mm 800x600 60.0* 56.0 640x480 ...
6
votes
1answer
2k views

How can I simply adjust monitor color temperture in X?

I have a new 27" iMac, on which I run Fedora 15 (with no Apple OS) — just boot straight to Linux. The colors are basically accurate to my eye, but the white point is much higher than I'd like (that ...
2
votes
1answer
2k views

RandR not recognizing monitor

I just plugged my EeePC to a Sony BRAVIA KDL-32EX710. Such TV supports resolutions up to 1920x1080, but RandR only let me use resolutions from 640x480 to 1024x768. In order to use full resolution I ...
5
votes
2answers
639 views

How can I swap my two screens, left to right?

I pressed something and accidentally swapped my two screens. My left one is actually considered as the right one, and vice versa. How can I swap them back? Edit - Specifically, I'm using Gnome, ...
1
vote
1answer
422 views

How can I get real-time information about monitor plug/unplug events?

When I connect or disconnect the USB device, udev shows/monitors that event. But udev is not enough smart to detect the plug-out or plug-in of the monitor. Is there any way/tool/utility from which I ...
5
votes
2answers
1k views

Edid information

I want to gather the Edid information of the monitor. I can get it from the xorg.0.log file when I run X with the -logverbose option. But the problem is that If I switch the monitor (unplug the ...
6
votes
2answers
918 views

X.org radeon driver brightness/contrast adjusting

Is there a way I can adjust contrast/brightness of the card (VGA) output when using the open source xorg radeon driver? I have a monitor that has poor image quality when its tweaked using it's knobs, ...
8
votes
3answers
3k views

Screen turns on automatically (xset dpms force off)

I am using xset dpms force off to manually turn my screen off to save power. However, it turns back on after some time (20 - 40 seconds). Distro: Ubuntu-Lucid Graphics: Intel 4500 MHD ...
11
votes
2answers
753 views

Using many monitors (4+) in linux

I want to be able to run more than 4 monitors (maybe 6) and it's extremely confusing what's compatible now with the Displayport cards coming out. Right now I have an ATI card that only has 2 HDMI ...