0
votes
0answers
21 views

Strange, but interesting display dependend input behavior

I think this may be related to my previous question, or it may be something else. Sorry if this is rather long. I hope this is not too confusing, but my issues are hard to explain. I am seeing ...
0
votes
0answers
48 views

4 monitor setup radeon open source 14.04 (and others)

I am almost there but I have one or two minor issues. My setup is an amd based motherboard, MA785GM-US2H , which has the HD4200 integrated graphics, and an Sapphire HD6770 video card. I have 2 ...
0
votes
0answers
33 views

xserver-xorg-video-ati do not support dual head with DVI connection

I am running (gnome) Ubuntu 13.10 and I have an AMD Radeon hd 7470 graphic card (dual head). I am using the xserver-xorg-video-ati as video driver. This driver is working fine if I connect my screens ...
0
votes
0answers
32 views

ATI dual monitor wrong supported resolution in Ubuntu 12.04

My second monitor is detected as unknown and doesn't support the resolution 1680x1050 like the other one does, and they're identical. Both are connected via separate VGA cables. Here's my xrandr -q: ...
0
votes
0answers
67 views

Ubuntu 13.10 and Radeon HD 7470M

Im running Ubuntu 13.10 with Radeon HD 7470M. I have installed fglrx and it is working... in some way. When I have only monitor of my laptop - a black screen apears. I mean I can see tty1 (console or ...
0
votes
0answers
77 views

12.04 recognises dual monitors but one screen has a black overlay in the way of everything but the mouse cursor

This has worked fine up until today. The first screen works absolutely fine. The second screen however, is seen by the OS, is visible in the display settings and works absolutely fine in mirror mode. ...
0
votes
0answers
86 views

Second Monitor not recognised in display, only clones display from 1st monitor to 2nd

I'm trying to extend my display, however it's not working exactly like I want it to. It merely clones the display from the first monitor onto the second monitor. When I look into "screen display" ...
0
votes
0answers
19 views

AMD Dual monitor tearing

So I finally got my card working all is good but, when try to use dual monitor, everything tears. I followed these directions for the install. How do I get AMD/Intel Hybrid Graphics drivers to work? I ...
0
votes
0answers
19 views

Overlapping line from smaller disaply in dualhead mode

I have a problem on both gnome shell and unity that is best described with the following photo: http://i.imgur.com/JQwr3Rh.jpg This is my external monitor. It's a FHD monitor and my laptop monitor is ...
0
votes
0answers
81 views

Screen flickering Ubuntu 13.10 Radeon 7970m 14.2 catalyst beta drivers

I recently installed the 14.2 catalyst beta drivers for my 7970m, I wanted to be able to choose to use it or intel hd graphics. It works well except for when at the Ubuntu screen there is a graphical ...
0
votes
0answers
241 views

Setup 3 Monitors at once two DVI via ATI card one via VGA onboard

I am trying to get three display support going and it may just be a matter of setting up a xorg.conf file properly. After all the research I've done, it should work with the hardware I'm using just ...
0
votes
0answers
51 views

Dual-Screen 13.10 radeoon

Just Upgrade from 12.04 to 13.10 and am running into some issues with the graphic driver. I use this system to run my projector often mirroring the output or as a second monitor. This worked fine ...
1
vote
0answers
47 views

How to prevent two monitors merging together?

I have a strange problem. My computer setup is not common, I have 2 GPUs, AMD's 5850 and 7790. I also have 2 displays : 22" and 24", which are both connected in the 7790 card. Everything was OK ...
0
votes
0answers
121 views

Ubuntu 12.04 keeps changing the display settings. Dual Monitor

I have an Alienware M17xR4 with Radeon HD 7970m, driver installed is VESA:WIMBLEDON. I usually use my notebook at home or at work... At work I have the possibility to use a dual monitor setting, to ...
0
votes
0answers
137 views

Ubuntu 12.04 Dual Monitor rotation issues on AMD Radeon 5450 with one screen in portrait - works perfect on liveUSB

I'm looking for help with dual-monitors on ubuntu 12.04.4. I am not having success setting up the display properties to match my current monitor setup. I have two monitors (one portrait, one ...
0
votes
0answers
37 views

1 of 4 monitors has gone black

I have a quad monitor configuration using a VisionTek ATI Radeon HD 5570 1 GB SFF 4-Port VHDCI x16 PCI Express Graphics Card. I've been using this same configuration and hardware for 2 years with no ...
0
votes
0answers
56 views

3rd monitor not showing desktop at startup

I just installed Ubuntu from win 8 and i have a few transition issues. I have a problem with my 3rd monitor at start up. When desktop shows, the 3rd monitor shows a lot of pixel failures. when i go ...
2
votes
1answer
395 views

Need help with xorg.conf for dual Radeon HD6450 video cards with 4 monitors

I am running 64-bit Ubuntu 13.10 with Unity and have dual (2) Radeon HD6450 video cards and 4 Hanns-G HL273 monitors. Each Radeon card is driving one monitor via DVI and the other via VGA. I am ...
1
vote
0answers
36 views

xscreensaver dies when monitor is switched off / gnomescreensaver exposes other screen [closed]

I have a rather strange problem to report. I have installed the fglrx module for my AMD HD7750 gfx card, multihead (not Xinerama). When executing a screenlock in XFCE (by default, xscreensaver), and ...
0
votes
0answers
56 views

12.10 Radeon 6870 Dual Head monitor, open source driver, the second monitor is detected, but stays powered off

I'm running Ubuntu 12.10 (Quantal), and I have a Radeon 6870 graphics card. When I try to plug in a second monitor into DVI-1, the second monitor is detected, but stays powered off. It shows up ...
3
votes
1answer
698 views

AMD Catalyst Control Center not saving multi monitor settings

So I am using gksu amdcccle to make changes but for some reason whenever I select the 'Multi-display desktop with display(s)' option to extend my desktop the changes never save on restart or re-log. ...
2
votes
0answers
325 views

FGLRX Intel/ATI Hybrid Video, Dual-Display Flickering

I'm sorry if the same question is already asked, I checked several ones but the reported problems are different or solution doesn't work. So I've successfully installed FGLRX driver on my laptop DELL ...
0
votes
0answers
77 views

How do I use multiple monitors without xinerama yet retain window dragging?

Specifically I want my main monitor (1920x1080) to retain 3-4 virtual desktops, and use the secondary monitor (1280x1024) as a separate desktop. Yet be able to drag windows backwards and forwards. The ...
1
vote
0answers
450 views

Ubuntu 13.10 Dual AMD GPU Dual WQHD screens Second Screen only displays white with X for cursor

I've got 2x HD6850's with 2 1440p screens setup as one monitor per card. There is a crossfire bridge in, without it the second card or monitor are not detected. The issue is that the second screen ...
1
vote
2answers
788 views

Dual Monitor problems - Screen Flicker and Offset

I have just installed Ubuntu on a Dell Inspiron 15. I'm using an AMD Radeon HD 7730M with the latest beta drivers installed. Whenever I try to plug in a dual monitor I get incredibly bad screen ...
0
votes
0answers
906 views

Videocard problem, xRandR failure, Multiple displays, screen resolution problem

Yesterday I updated from Ubuntu 13.04 to Ubuntu 13.10. Had some problems with my GPU drivers, but after 12h of figuring out what was wrong and fixing it I found this solution: Ubuntu 13.10 - Black ...
2
votes
1answer
8k views

(L)Ubuntu 13.10 AMD ATI Radeon laptop screen is black after upgrade from 13.04

Since I updated to Lubuntu 13.10 (64 bit) as upgrade from 13.04, my laptop screen is black. My external monitor over HDMI works. I have an AMD ATI Radeon HD 5470 card. The laptop screen starts ok, I ...
2
votes
2answers
440 views

Permission issues causes Unity Segmentation fault

I upgraded from 13.04 to 13.10 and I can boot to the unity-greeter and login just fine, but after login I just get a black screen with a cursor. I have tried following ...
1
vote
1answer
273 views

Combine multiple monitors into single desktop

Running Ubuntu 13.04 ATI firepro 2460 I have 2 HD monitors that I'd like to combine into a single long desktop (ie 3840px x 1080px). Not looking for 2 parallel desktops, I've already removed ...
0
votes
0answers
62 views

What is an affordable three monitor GPU which is compatible with Ubuntu?

I painfully found out that I can't run a three monitor setup in Ubuntu with my cheap dual AMD HD 5450 cards. It's also having a hard time with two monitors with random flickering pixels. I'm not ...
0
votes
0answers
197 views

12.04 [Unknown Display] Unknown adapter after plugging in second monitor

What I am working with first I guess... Video Card- AMD Radeon HD 7790 2gb GDDR5 Motherboard- Gigabyte GA-F2A85X-D3H Ok, so I have the one monitor plugged into the motherboard and the other plugged ...
0
votes
0answers
167 views

ubuntu 13.4 multi monitors/multi graphics cards/ rotation

Are there any links to configuring graphics for novice users? Will the 13.10 version be able to accomplish display settings in a normal fashion, right now in the display settings panel, I cannot even ...
0
votes
0answers
359 views

Dual display was working, now I have an 'Unknown' monitor even when it is unplugged

This is my first question on here so open to any feedback on format.. I had a perfect dual display set-up working on Ubuntu 12.04. Then one day, I ran an update and now my external monitor doesn't ...
0
votes
0answers
254 views

Raden Dual Graphics 7640G + 7470M

First of all, I apologize if this question is already solved in the past. I tried to look for answer for my problem however fail to find one. I own a laptop with dual graphic radeon (7640G + 7470M), ...
2
votes
2answers
209 views

How to resolve display errors Toshiba L875?

I have a Toshiba L875, AMD, with Radeon graphics card. Win8 was pre-installed. There are two problems but I believe one underlying cause. Problem: the first is that the display has random gray ...
0
votes
1answer
195 views

Will dual monitor work with two different connector types?

I am looking at two monitors of the exact same type. I have an AMD A4 which includes a 6410D Radeon Chip with the latest proprietary drivers installed. On my motherboard I have one DVI output and one ...
2
votes
1answer
184 views

Graphics Card .. Which Vendor Has Better Compatibilty?

I plan to switch from Windows to Ubuntu in the next few weeks. I currently have a Radeon HD6970 in my system, that I'll be changing during this process too (since it is loud and I can't make much ...
1
vote
1answer
225 views

AMD proprietary drivers can only use 2 monitors (ubuntu 13.04)

I have 4 monitors I'm trying to set up in Unity with 2 GPU's (2x AMD HD7970's). Originally I had 2 monitors on each card and tried to set it up that way, but I kept getting the White Screen of Death ...
0
votes
0answers
236 views

Ubuntu 13.04 - Dual-monitors - Primary Monitor: Black Screen, Secondary Monitor: Unresponsive Desktop

So I recently installed Ubuntu 13.04 alongside Windows 7 and I'm loving it so far. Everything is working fine except my second monitor. If I'm already in Ubuntu when I plug the second monitor in, ...
0
votes
0answers
309 views

Trying to install a 2nd video card (Levono ATI Radeon X1300) for use with third monitor

Here is my situation - I am running Ubuntu 12.04 LTS 32 bit on an IBM T60 laptop (for interested parties: Intel Core 2 Duo T7600 2.33 GHz, 4 GB RAM) and currently have it docked in the Lenovo 2503 ...
0
votes
0answers
193 views

Radeon HD 7770 Dual Screen problem

Linux Mint 15 Cinnamon 64bit on Radeon HD7770 with latest amd drivers. Catalyst recognize only one display. On second written "unknown device". Help me configure it please. On windows it works ...
0
votes
1answer
326 views

Ubuntu mirroring two monitors but only detecting one

I have an Ubuntu 12.04.2 LTS install that I want to use two monitors with. The monitors are identical Dell U2312HM 23" that I am connecting with a VGA and a DVI cable to a Sapphire Radeon HD6450. ...
0
votes
0answers
354 views

amd ccc radeon 7990 profiles and driver updating?

I have the XFX double-D HD 7970 3g GPU and back when I was on windows I had a 3 monitor and TV set-up. I used to use profiles to switch between a TV mode with XBMC, a Eyefinity mode with my 3 monitors ...
0
votes
0answers
62 views

“Multi-Desktop” Second has to Shell/GTK

I'm running 2 ATI video cards with the latest drivers. I have 3 monitors. In windows I could set all 3 monitors to a single desktop. But that doesn't work here, so I put 2 on a single desktop, and the ...
1
vote
1answer
187 views

Nvidia and ATI on 13.04 step by step

Im have Dual Xeon system for Photogrammetric related stuff and need setup Ubuntu 13.04 with Nvidia 560Ti and AMD 7970 3GB card on 2 monitors. And use BOTH cards with OpenCL drivers. Its possible to ...
0
votes
1answer
790 views

Dual screen configuration (twin screens) flickering on Catalyst Ubuntu 13.04

I installed Catalyst using this guide How do I get AMD/Intel Hybrid Graphics drivers to work? and got flickering screen after choosing Extended mode. Before changing location of displays using xranrd ...
0
votes
0answers
85 views

It won't allow me to extend my desktop

I have 2 monitors and when I try to extend my desktop I get this error The selected configuration for displays could not be applied required virtual size does not fit available size: ...
0
votes
1answer
157 views

Ubuntu Multiple Monitor Support

I have recently aquired a Dell Inspiron 15R Special Edition (7520) and I am trying to get 2 monitors connected, plus the laptop screen. With a single monitor I can have things working no problem, but ...
0
votes
0answers
54 views

ATI & nVidia Cards Simulatenously

Ok, so I'm re-installing Ubuntu Studio on my workstation (at work obviously). I've got a pretty nice setup going on my home system - 4 monitors on dual ATI cards. The issue with my work box is that I ...
0
votes
0answers
206 views

Radeon 7770, Integrated intel gpu and two monitors

I want to connect two monitors, one to Radeon 7770, and second to integrated intel gpu (i have to do it that way). I installed Radeon's drivers from official site, and Intel drivers from ...