Questions relating to vga (Video Graphics Array) display devices and connections

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5
votes
2answers
4k views

Use external monitor automatically, when started in Docking Station

I am using a Thinkpad T510 and I often boot it in a ThinkPad Mini Dock Plus Series 3 (EU). The problem is that if I boot it with the lid closed, I can see grub, I can see the Ubuntu boot splash, but ...
0
votes
1answer
316 views

Need help with ATi fglrx and Xorg

I'm quite new to Ubuntu... Right now I'm using 14.04 Trusty Tahr, and I love it... Except for one thing... The display driver. I want the best performance I can get from my video card (ATi Radeon HD ...
0
votes
0answers
27 views

Ubuntu won't detect an external monitor at all

I am running Ubuntu on an ASUS laptop and when I try to plug in my monitor, the monitor will turn on and display no signal. When I go to display settings it will never show my monitor no matter how ...
1
vote
1answer
30 views

How to detect the vga signals [closed]

I am currently working on Ubuntu 12.10. We have functionality as we have two cameras (say left and right cams) for recording the videos which creates two different streams as stream-1 and stream-2. ...
-1
votes
1answer
30 views

need to know how to program laptop to connect to tv to laptop using hdmi cable or vga cable

i am trying to program my laptop and tv so i can watch my laptop on my tv using a hdmi and vga caable .i also have a s video cable.please help me to hook it up proper.i also need to program them both ...
0
votes
1answer
49 views

How to connect laptop to TV using a VGA cable and a 3 RCA cable [closed]

I would like step by step instructions showing me exactly how to do it especially with pictures to show me where the cables connect to. I don't know what goes where and what program I need to connect ...
0
votes
1answer
3k views

vgaswitcheroo isn't working in Ubuntu 12.04

I always used vgaswitcheroo to turn off my discrete graphic, I did a script to turn off in boot, but now, vgaswitcheroo isn't working anymore, I don't know why... look ...
0
votes
0answers
41 views

Multi screen inactivity suspend

I am new at this so please bear with me, My question is: I have two screens on my pc one 22" monitor and one 26" HDTV now the monitor is connected via a VGA port and the TV via a HDMI port both of ...
0
votes
0answers
30 views

nvidia-331 drivers hanging on hibernate (and now boot) with a ThinkPad W520

I'm having quite a bit of trouble trying to use my W520 thinkpad with Ubuntu 12.04 LTS and an external display (VGA out). I know many are having similar issues with this graphics card (mine is the ...
8
votes
10answers
45k views

HDMI/VGA connection cuts borders of screen or creates blurry text

Ok this is an extension of another problem I had with a VGA connection and an Nvidia Geforce GT 440 card. The question has been updated to include other problems related to HDMI Video and also since I ...
1
vote
1answer
168 views

Choose vga output on port replicator

I have an Acer laptop with a port replicator, the Easyport IV. System specs: Acer laptop, Travelmate 8172 Intel HD graphics Ubuntu 12.10 My problem: I have two VGA ports. One directly on my ...
0
votes
0answers
33 views

Desktop screen is running slow for ubuntu 12.04

I have installed ubuntu 12.04 on my system. But screen of the system is running very slow. I checked the cpu utilization but it is normal less than 15%. Here is specifications vga kernel driver ...
0
votes
0answers
57 views

Screen keep splashing after installing Ubuntu14.04 LTS with Intel Xeon VGA

OS: Ubuntu 14.04 LTS VGA info: lspci | grep VGA 00:02.0 VGA compatible controller: Intel Corporation Xeon E3-1200 v3/4th Gen Core Processor Integrated Graphics Controller (rev 06) Processor: ...
0
votes
0answers
36 views

VGA on board driver problem

After installation of Ubuntu 14.04 everything is very slow. I have biostar k8m800 micro am2 motherboard. Apparently not loaded graphic driver for VGA on board. Please help.
2
votes
0answers
323 views

Temperature problem in Ubuntu 14.04

I have installed Ubuntu 14.04 LTS (dual booting with windows 8.1) in my Dell Inspiron n7520, which comes with a dedicated VGA AMD Radeon HD7730M. There had occurred some heating problems in Ubuntu, ...
5
votes
2answers
5k views

Can I force VGA signal output even when xrandr shows 'disconnected'?

My notebook is connected to a HDTV through a KVM Switch (one other notebook also connected to the same HDTV). The problem seems to be that Ubuntu doesn't recognize the HDTV to be turned on and ...
0
votes
1answer
609 views

How do I install Intel graphic drivers on Ubuntu 14.04 for DELL Inspiron N4050

I have DELL Inspiron n4050 i5 4GB RAM laptop and I recently installed Ubuntu 14.04 on it. I need to install graphic drivers on it and don't know how.
0
votes
0answers
51 views

HMDI sound output not detected if VGA monitor connected at boot

The option to output my sound through HDMI TV (as seen below) does not appear if I boot my machine (an ASUS laptop running Ubuntu 14.04 with open-source drivers) while my VGA monitor is connected as ...
0
votes
0answers
41 views

Ubuntu VGA compatible driver installation

The output of my lspci -nn |grep VGA is this: compatible controller [0300]: ATI Technologies Inc Radeon RV100 QY [Radeon 7000/VE] [1002:5159] I need to install the adequate driver because I get ...
-1
votes
3answers
4k views

laptop to external monitor via vga cable not working

My laptop is the Toshiba satellite c850-F31Q (with these specs:http://www.laptopdirect.co.za/laptop_specifications.php?laptop=59683)(AMD Radeon graphics card). It is running Linux-Ubuntu-gnome 3 (and ...
0
votes
1answer
529 views

ATI graphics card installations issues- no monitor, no frontend

Summary: I am trying to install the Radeon HD 5450 graphics card. When I do, regardless of what drivers are installed/uninstalled I get a blinking monitor- not a black screen or a splash screen, but ...
1
vote
1answer
102 views

Check the serial number of VGA2USB device from ubuntu command prompt

I have vga2usb device that connected to the ubuntu system. And this system I access online on my ubuntu machine. Now I want to check the serial number of attached vga2usb device serial number from ...
0
votes
0answers
79 views

Dell XPS13 with external monitor. Showing black squares / dots on screen when scrolling

I have a Dell XPS13 (9333) running Ubuntu 12.04.4 it is attached to an external monitor (17") via a mini-dvi to VGA cable. This is not the Dell install of Ubuntu but a fresh install so as to have FDE ...
0
votes
0answers
29 views

DDC suddenly doesn't detect my screen

I'm using Ubuntu 13.10 and connecting 22" screen through VGA adapter. At the beginning Ubuntu detected my screen and resolution and suddenly out of blue it stopped detecting it, leaving me with only ...
0
votes
1answer
306 views

external display resolution vga output

I am using a Toshiba laptop with an ati radeon graphics card. I have installed ubuntu 12.04 via wubi. I am trying to output to my external display which has a native resolution of 1280x768, but it is ...
1
vote
1answer
48 views

“Invalid video format” after installing Ubuntu

I am having this problem every time I install Ubuntu on my PC. I used to connect my PC via a VGA cable to my screen and every time I install Ubuntu on any PC that uses a VGA cable, I will get an error ...
0
votes
0answers
132 views

How to choose the VGA when setting up the X Server?

I have 2 options of VGA: lspci | grep VGA 00:02.0 VGA compatible controller: Cirrus Logic GD 5446 00:03.0 VGA compatible controller: NVIDIA Corporation GK104GL [GRID K520] (rev a1) It's an instance ...
-2
votes
1answer
96 views

Placa de Video GeForce GT 520M

Translated text (using Google Translate): Good afternoon, I have a Dell XPS-14z laptop it has a GeForce GT 520M 1GB. I'm not getting this video card work properly because Microport output -> VGA ...
0
votes
1answer
496 views

Installing v. 12.04.2 graphics card not recognized chrome9

I've installed Ubuntu 12.04.2 on my home PC which previously ran XP, this computer isn't a dual boot, I opted to remove windows. Install seemed to go without a hitch until I went to reboot, computer ...
1
vote
1answer
104 views

Why do I see two VGA compatible controllers on my PC?

I want to use Ubuntu on a hp pavilion g7-1246ef, but I seem to have problems with the VGA when running Ubuntu on this computer - the cooler is very loud and the laptop is hot, and this doesn't happen ...
0
votes
0answers
34 views

Toshiba N200 won't output to tv through vga

I just installed the latest version of Ubuntu. I'm attempting to watch movies through my netbook on the TV using the VGA port. When this netbook had windows installed it worked fine, but I can't ...
1
vote
0answers
166 views

Xubuntu 13.10 display issue

I am having issues with Xubuntu 13.10 installed on an old AMD Sempron machine with 2 GB RAM. The top and bottom panels are not shown clearly and becomes very hard to read them. Even text in a terminal ...
0
votes
0answers
168 views

Lubuntu on Acer netbook detects VGA monitor, but monitor not showing anything

Hope someone can help me with a rather frustrating issue: I've installed Lubuntu on an old Acer netbook (Aspire One, to be exact), but my 1920x1080 monitor is not showing anything when connected to ...
0
votes
1answer
303 views

My monitor keeps going into sleep mode when it reaches the background just before you log in, after booting up

I am using Ubuntu 13.04 and it works when I use an LCD television. My graphics card is a GeForce 650 Ti and my monitor is a HP w1907v. The graphics card works perfectly, the monitor works, the VGA ...
0
votes
0answers
269 views

Dell E6400 FN F8 does not work; LCD/Projector connected to VGA port not recognized

Brand new to Linux/Ubuntu, but LOVING it so far. I have 12.04 installed on a Dell Lat E6400 and everything is fantastic. Except the fact that the laptop will not seem to recognize any type of LCD or ...
0
votes
0answers
163 views

Cant connect to TV with VGA cable. Acer Aspire 4520, 12.04LTS

When I connect my TV to my laptop with a VGA cable it does not detect an input. Here is some info but not sure what it means mark@mark-Aspire-4520:~$ xrandr xrandr: Failed to get size of gamma for ...
1
vote
0answers
83 views

VGA out to Vizio HDTV display problem

I'm running Ubuntu 13.10 with an integrated Intel® 945GME x86/MMX/SSE2. I'm trying to connect my HP netbook to my 42" Visio HDTV via VGA. It works, but not too well. I get one of two results when ...
2
votes
1answer
1k views

external monitor no longer recognized when connected VGA, freezed computer when connected with HDMI

I'm using 13.04 on a thinkpad X230. I had routinely used a VGA cable to plug in my external ASUS monitor. when entering the "disply" app, ubuntu would recognize it as "ancor communications", and ...
0
votes
0answers
19 views

What is the easiest/simplest way to uninstall the VGA driver that comes with the installation? [duplicate]

I am planning to install the propiatery driver of my ATI Radeon HD 5650 and I am wondering what is the best way for a newbie to get rid of the original driver that came with the installation? Is ...
1
vote
1answer
1k views

i want to install AMD Radeon HD 7670M on ubuntu 13.04

I have ubuntu 13.04 and i want to install the AMD Radeon HD 7670M driver on it my laptop is heated when using ubuntu , and battery drained fast i guess the problem is with my VGA card because that ...
0
votes
0answers
337 views

connecting to 2 external monitors

I'm new to Ubuntu and i have a dell E6430 laptop I use the dell docking station that have 2 ports VGA and DVI In windows i can connect both of them to 2 external dell monitors but in Ubuntu 13.10 i ...
0
votes
0answers
86 views

how can I change ubutnu to low resolution (VGA) mode

my TV won't work with ubuntu it just blacks out and says not support I remember it did this with windows also but I just had to switch to low resolution mode I really want to start using ubuntu but ...
3
votes
1answer
349 views

Disable second, non-existent screen from command line

My laptop adds/enables a VGA monitor called vga2 that doesn't actually exist every time I reboot, which fiddles with the mouse speed amongst other annoyances. What can I do to either stop it being ...
2
votes
1answer
2k views

Can't login after AMD catalyst driver installation

I have almost successfully installed the ATI Catalyst drivers. But now I can't login in to my main account. I enter my password and press enter, then it goes black and back to login screen. Although ...
0
votes
0answers
37 views

Ubuntu compatibility with GT240 GDDR5 series VGA cards

After trying different versions of Ubuntu, I eventually ended up seeing a blurred colorful screen like a blocked TV channel, in a very smaller scale though, horizontal; right before starting the ...
1
vote
1answer
5k views

Use Ubuntu graphical desktop without monitor at boot

I have two computers: one running Windows XP and one running Ubuntu 12.04. They are connected to my monitor via a VGA switchbox. What I would like to do is be able to boot Ubuntu without a monitor, ...
0
votes
0answers
124 views

Black screen on macmini 4,1 with mini Display to VGA adaptre

I've read all the related topics...to no avail. I have installed ubuntu 12.04 LTS 64bit on a macmini 4,1 with rEFInd. Everything works fine except when I connect my VGA monitor to the mac through an ...
0
votes
0answers
110 views

My desktop shows no video signal on boot?

Computer: Dell Optiplex GX620 Monitor: HP w1907 OS: Dual-Boot Ubuntu 13.04/Windows 7 Problem: When I turn my computer on it shows no video signal. The power light is on and the VGA cord is ...
0
votes
0answers
249 views

Nvidia GeForce gtx 765m problems

The problem started with a black screen that I fixed (error loading graphics when loading SO), now ubuntu doesn't detect my VGA and my resolution is all wrong (default 1920*1080). I tried a lot of ...
0
votes
0answers
119 views

Xen works, but I can't passthroug VGA

I did everything, i binded my graphic card (ATI Radeon HD 7850) with xen-pciback, and with pci-stub... i've set the iommu=1 to the xen kernel and intel_iommu=on to the linux kernel, and all the ...