Computer monitors (i.e. screens or displays). For system/application monitoring, please use the /monitoring tag.

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250 views

How to let GDM shares monitor configure with GNOME?

I'm using gnome under Arch Linux in my laptop with a 1920*1080 monitor on the left of it, I set the monitor as my primary display in GNOME and everything works fine after I log in. However, GDM ...
3
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0answers
164 views

How do I make the CLI run on dedicated graphics?

I just finished my Gentoo minimal install and the first thing I wonder is why I get no picture. I did have signal on the live CD, so that was pretty odd. I plugged the monitor into the Intel HD ...
2
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1answer
351 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 ...
2
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2answers
562 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 ...
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0answers
268 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
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1answer
231 views

Multiple monitor with Linux

I' m installing Arch Linux with OpenBox, at the moment I've only downloaded OpenBox and tint2, but I have to install all the necessary. Before doing everything I'd like to know how to use my two ...
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2answers
2k views

Get monitor make and model and other info in human readable form

I have extracted the shorthand version of the current monitor attached to the computer. Here is an example: vendor "VSC", prod id "18500" In Ubuntu's Monitor Preferences, it is identified as ...
3
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2answers
926 views

KDE; each monitor another desktop

Is it possible to configure for example 4 desktops and switch them separately for each monitor?
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1answer
1k views

How do I set my monitor to widescreen mode in Mint when it doesn't recognize widescreen capability?

My computer is a former laptop from which I removed the screen. The graphics card is an ATI Radeon of some kind. I have it plugged into a small TV via VGA cable, but Mint still thinks I have the ...
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1answer
223 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 ...
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0answers
159 views

Low color depth while using X11 on a monitor

I am running Mint on a Late 2012 Mac Mini. While running X (KDE, LMDE or openbox) I notice a low color depth on My Dell S2209W monitor. I believe that the depth is not actually low as I can change ...
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2answers
15k views

Debian: very low resolution and an “unknown monitor” problem

Edit: I have installed CrunchBang (or #!, a Debian-based distro), and that seems to have solved all of my resolution problems. I've just installed Debian after using Linux Mint for a few months. ...
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0answers
306 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. ...
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1answer
414 views

Connecting 2 monitors to a laptop

I have a laptop running Fedora 15, Gnome 3.0.1, and Mobile Intel® GM45 Express Chipset. I have a VGA monitor connected to it, as well as a DisplayPort to DVI adapter to connect a second monitor. Both ...
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0answers
283 views

Is it possible to set different resolution between console and X when Kernel Mode Setting is enabled?

My LCD monitor is dying. It has white screen issue: when power on, it's black screen (power LED is flashing), after a while (maybe one hour), it turns to white screen. Then I need switch to different ...
3
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1answer
281 views

Issue with laptop screen when opening lid

I use Archlinux, with acpid to configure the laptop lid behavior rather than systemd. Currently, I have it set so vbetool sets dpms off when the lid is closed, and reopening the lid sets it back on. ...
11
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2answers
967 views

How to measure light?

I've got a Dell Latitude E6410 notebook which changes lcd light intensity in response to ambient light levels, so it has to have some photocell. How can I access the data from this photocell? I tried ...
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4answers
4k 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
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1answer
413 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 ...
3
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1answer
1k 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 ...
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0answers
172 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 ...
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1answer
1k views

Best Touchscreen Monitor for Linux under $500 [closed]

Looking for a 17" or larger touchscreen monitor that works with Linux. It will be used outdoor and I hear capacitive and optical screens are more durable. It doesn't need to be multi-touch. Please ...
1
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1answer
596 views

Nvidia 9800GT and HP w1907v resolution woes

I was happily dual-booting Windows 7 and Ubuntu 10.10 a year or two ago, with, as in the title, an Nvidia GeForce 9800 GT graphics card (on a Gigabyte GA-MA790XT-UD4P) outputting VGA to an HP w1907v ...
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1answer
2k 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? ...
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1answer
1k views

tty (console): disable monitor

In .xinitrc, I use xrandr --output LVDS1 --off to disable the monitor of my laptop (I always use a projector at school). But, before I log in with xinit, or when I temporary go to the console ...
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0answers
628 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
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1answer
358 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 ...
2
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1answer
832 views

Mimo 2G USB Monitor and cheap computer (Raspberry Pi?) [closed]

I have a Mimo 2G USB Monitor (UM-710S I believe) which I got in college due to the lack of space for a real second monitor in the dorm. Now I don't really have a use for it, so I thought of ...
6
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1answer
412 views

Multiple monitors as cloned desktop windows

I am running Fedora 16 using an Nvidia card with 2 monitors. I have the monitors setup as 2 separate displays (in that I can move a window from monitor to monitor). One monitor is mounted in a ...
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2answers
2k 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 ...
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0answers
246 views

Booting Laptop with external monitor stalls

Whenever I try to boot linux with an external monitor attached to my laptop, it hangs after checking the battery state with the following message repeated several times: ...crtc_helper_set_config... ...
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1answer
2k views

Out of range error on monitor after installing video card drivers

I have a dual boot system with windows xp and a fresh install of linux mint 12 lxde. I installed the video card drivers for my ati radeon (hd5570). After this I get an out of range error on my monitor ...
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1answer
2k views

Cannot set up screen panning in Ubuntu with xRandR which states that it cannot find the modes

I am using a Samsung n150 netbook with a 10.1 inch screen and it has a maximum screen resolution of 1024x600. I am running Ubuntu 10.04 LTS and want to enable screen panning for a larger virtual ...
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0answers
373 views

Cannot control brightness with Fedora 14 on Compaq CQ42

I've done the primary searching of similar questions, Found some, tried the solutions and they didn't work for me. So asking again. All the keys of my Fn combination works except the brightness ones. ...
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2answers
11k views

How do I set default brightness after boot?

Linux Mint 12 (64bit), on an Acer Aspire 7730g. Upon every boot, the screen brightness is set very very low. Easily fixed via the function keys, but still a very annoying thing to do after every boot. ...
5
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1answer
343 views

How to turn off screen under Linux/BSD?

How can I turn off my laptops screen from software side? ex.: under Scientific-linux, OpenBSD? Or the best I can do from OS side is just to show a black picture? Are there any solutions?
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0answers
213 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
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1answer
319 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 ...
2
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1answer
186 views

live bootable tiny distro for burn-in testing of LCDs?

I'd like to stress test used LCD monitors for problems that may become apparent after they've been in use for a while. I'm looking for those with components that fail because of heat. To those ends ...
13
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1answer
5k 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
2answers
486 views

Check if display is powered on in Linux

Is there a way to check if a display is powered on in Linux? I tried xrandr and xset but neither of these two gives me any information about monitor power. Using xrandr I can identify if the vga cable ...
7
votes
2answers
2k views

How can I use my TV as a second display over HDMI on Linux at its native resolution?

My TV is a Philips 19PFL4322. It's native resolution is 1440x900 . My laptop's graphics card is a ATI Radeon HD 3650, using the open source radeon driver on X.org server 1.10. If I connect them via ...
32
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5answers
9k views

How can I detect when a monitor is plugged in or unplugged?

Is there any event that is triggered when I plug in or out an external monitor into the DisplayPort of my laptop? ACPID and UDEV don't react at all. I'm using onboard graphics on an intel chip. Here ...
4
votes
2answers
732 views

In linux console (no X), how to stretch console screen to fit monitor

Google could not help me with this problem. I hope you guys can. When I boot my computer, the first few screens presented to me by BIOS and boot menu are stretched to fit the LCD screen. Once Linux ...
4
votes
1answer
482 views

tell xfce to resize all windows when external monitor unplugged

I wrote a nice little script that changes my monitor outputs according to whether an external monitor is connected or not and whether the laptop lid is open or closed or not and so on. That works ...
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4answers
4k views

setpci - Making a script to manually change brightness

I can use something like setpci -s 00:02.0 F4.B=XX replacing 00:02.0 with your device address (obtained via lspci | grep VGA) and XX with a value between 00 and FF (FF = 100%, 7F = 50%, etc...) to ...
2
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1answer
3k 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 ...
2
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2answers
921 views

How do I configure my graphics drivers?

I'm running Linux Mint 9 gnome on a Toshiba Satellite A105-S4211 With this, inxi -G Graphics: Card Intel Mobile 945GM/GMS 943/940GML Express Integrated Graphics Controller X.Org 1.7.6 Res: ...
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1answer
2k views

How do I change my monitor's gamma settings?

How do I change my laptop monitor's gamma settings on Linux Mint 9 (preferably using a GUI interface)?
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1answer
4k views

Color calibration on Linux Mint

I'm running Linux Mint 9. I installed Argyll and gnome-color-manager but neither of those have a GUI. I need to configure my monitor colors. Right now the white looks a little yellow etc. and I want ...