1
vote
0answers
33 views

laptop sees two connections when HD TV is plugged, but no image

With Apple Macbook Air 1,1 (Early 2008) and Ubuntu 12.04 with kernel Linux 3.2.0-68-generic-pae, when I connect it to an HD TV via the micro-DVI to DVI (Apple adapter) --> DVI to HDMI (I tried two ...
1
vote
1answer
148 views

Dual monitor resolutions won't stick after boot unknown

I had a brownout last night, which forced my CPU to reboot. When it came back up, my dual monitors had the incorrect resolution. Now I have to set them manually after startup. My main monitor is an ...
0
votes
1answer
59 views

What is causing my my screen to go black?

I have this Ubuntu (12.04.4) netbook hooked up to a 55" screen to display slides and info. It was running fine for quite a while and was set up not to go to screen saver or anything. I think there was ...
0
votes
0answers
191 views

Why is my reported RandR version different when connected via xrdp vs remmina

Setup Linux 3.11.0-22-generic #38~precise1-Ubuntu SMP Fri May 16 20:47:57 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux installed xrdp and set "gnome-session --session=ubuntu-2d" in ~/.xsession Problem ...
0
votes
0answers
23 views

Upgrade X to Saucy on Precise

I've installed the Saucy latest kernel with by installing the following package: linux-image-generic-lts-saucy Everything is working great, no problems. I am, however, running into issues with X ...
0
votes
1answer
214 views

Resolution Problem 1366x768 in Ubuntu 12.04

My resolution is 1366x768 but I get only these 4 options: 1280 x 1024 1024 x 768 800 x 600 640 x 400. I have tried using xrandr but I get the following error: "xrandr: Failed to get size of gamma ...
0
votes
1answer
579 views

Change resolution on Lenovo B590 to 1600x900, Ubuntu 12.04LTS permenently?

Using Lenovo B590 my max res in Displays is currently 1366x768. im trying to change it to 1600x900. i tried following this guide: ...
0
votes
0answers
162 views

Can't change resolution higher than 1152x864 xrandr gives me error

I just installed 12.04 LTS (after having troubles with 13.10), and I can't set the resolution of my second screen higher than 1152х864, even though the monitor can support 1280x1024. When I try to add ...
0
votes
2answers
373 views

Intel GMA X3100 external monitor resolution issue

I'm running Ubuntu 12.04 on a MacBook 4,1 (Intel GMA X3100 graphics chipset) on an external monitor, but can only get a resolution of 1024 x 768 (I get 1280 x 1024 in OS X). I'm able to force the ...
1
vote
0answers
556 views

Can't change resolution in Xubuntu

i have a freshly installed Xubuntu 12.04 on an old computer. I'm fairly new to working with ubuntu (i know how to use google) and cannot seem to get the right resolution with it connected to a 16:9 ...
2
votes
1answer
2k views

Unable to change the refresh rate to 60hz with xrandr

My monitor supports 1920×1080 @ 60hz (LG W2486L) and graphic card (GeForce 9400 GT) using Ubuntu 12.04. When I type xrandr -q I get this: xrandr -q xrandr: Failed to get size of gamma for output ...
2
votes
1answer
519 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 ...
1
vote
2answers
576 views

Error when using XRANDR to add new resolution

I've been having some difficulty adding a new resolution using XRANDR and outputting it to my second monitor, which is a Panasonic Viera TX-P42G10E. This is what I run on my Ubuntu 12.04 LTS: ...
1
vote
1answer
889 views

xrander problem with 1900x1080p

i have a problem with xrandr i successfully executed the following : #cvt 1900 1080 #xrandr 1900x1080 170.75 1904 2024 2224 2544 1080 1083 1093 1120 -hsync +vsync but unfortunately the following ...
1
vote
0answers
487 views

Use TV (hdmi) with non-square pixels

I am having a problem when I connect my LG plasma tv (with a native resolution of 1024x768 pixels) to my 12.04 laptop using HDMI. The pixels (actual pixels, not the signal) of my TV are physically ...
2
votes
0answers
583 views

How can I properly use Dynamic MultiMonitor in xrandr?

I have a Dell Latitude E6520 with Ubuntu 12.04 and a Dell U2711 Monitor connected with my docking station. I tried this https://help.ubuntu.com/community/DynamicMultiMonitor xrandr --version xrandr ...
2
votes
1answer
1k views

External monitor does not correctly display on GMA500

Asus "T91mt" (resolution 1024x600). External monitor 17" VGA 1280x1024. Ubuntu 12.04.1. GMA500. I have solved a common gma500 issue of resolution own display, but i can't connect external monitor ...
0
votes
4answers
7k views

How do I set resolution to 1440x900 with Nvidia?

I have an Nvidia GeForce 9800 GT card and suddenly after some recent updates on 12.04, I am unable to get my resolution higher than 1024x768. It used to be 1440x900. I have tried uninstalling and ...
1
vote
1answer
4k views

How to set the monitor to its native resolution when xrandr approach isn't working?

I am trying to setup my Samsung syncmaster B2030 monitor in ubuntu 12.04. It's native resolution is 1600x900 which I am not getting in ubuntu and which I am trying to get. I tried using xrandr ...
1
vote
1answer
944 views

How to change the screen resolution of the virtual console on an external VGA?

I've found helpful solutions to randr problems on the regular GUI (Ctrl+Alt+F7) but this question is about resizing the virtual console, which doesn't have good google results. I've been using arandr ...
0
votes
1answer
170 views

Need a way to restrict maximum screen size due to monitor hardware issues

Basically the lower part of my laptop screen has fizzled out (its just dead static, as you can see here. So I'm trying to figure out a way to automatically restrict my window sizes, full-screen ...
3
votes
1answer
495 views

Awesome starts programms twice

I'm running Ubuntu on a MacBook and use an external monitor. So I use xrandr to turn off the laptop monitor on startup if the external monitor is connected with this small ruby script: ...
0
votes
1answer
554 views

Mouse cursor limits using newrez script

I'm using the newrez script on my netbook. This script seems to draw an image to display with a wider resolution and then resides it to make it fit to my screen using Xrandr. This way i can have a ...
0
votes
2answers
1k views

I can't view my laptop on TV

I have a Compaq c770 with an Intel graphic chipset. I'm running Ubuntu 12.04. I plug the TV through a S-VIDEO port. However, nothing appears on the TV. Ubuntu detects the TV, and I can configure it. ...
4
votes
1answer
14k views

“xrandr: Configure crtc 0 failed” when trying to change resolution on external monitor

I've been trying to set up an external monitor for a bit, finally got it mostly working except the resolution is off. My monitor's native res is 1600x900, which I finally got to show up in xrandr: ...
0
votes
1answer
624 views

Trying to hook up an external monitor to netbook

When I plug the external monitor up to my netbook it isn't found. I restart with them connected and it displays on the external monitor, but in the wrong resolution, shifted ~100 pixels to the right, ...
1
vote
2answers
5k views

How can I reinstall XRandR without serious disruption to 12.04?

This is the sequence that leads to xrandr going missing: Installed 12.04 on a system with a motherboard using the Intel G45 chipset and the E8400 Core 2 Duo and AMD Radeon HD 5450 video card. ...
12
votes
4answers
32k views

How to force Multiple Monitors correct resolutions for LightDM?

I am affected by the BUG: https://bugs.launchpad.net/ubuntu/+source/unity-greeter/+bug/874241 Otherwise, if like me you have a laptop connected to a second monitor of higher resolution, LIGHTDM at the ...