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

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6 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 ...
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1answer
75 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 ...
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14 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 ...
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1answer
33 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 ...
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21 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 ...
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18 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 ...
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1answer
115 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 ...
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1answer
32 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 ...
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56 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 ...
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1answer
35 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 ...
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1answer
55 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 ...
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120 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 ...
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89 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 ...
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0answers
139 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 ...
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0answers
75 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 ...
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1answer
652 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 ...
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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 ...
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276 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 ...
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80 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 ...
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0answers
33 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 ...
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208 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 ...
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1answer
226 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 ...
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31 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 ...
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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 ...
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106 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 ...
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0answers
243 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 ...
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0answers
108 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 ...
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96 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 ...
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389 views

KVM VGA PASS-THROUGH

i just finished install an Ubuntu as guest on openstack cloud, the aim is to use the guest as game server, for a testbed, but the screen play is so bad, and playing a game even on the gesut is almost ...
0
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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 ...
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0answers
111 views

Computer with Ubuntu 13.04 suddenly stopped working

I am new to Ubuntu. Since mycomputer with XP installed started doing funny thing, I decided to install Ubuntu 13.04. Today it stopped suddenly and showing something weird. To be specific I have ...
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1answer
275 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 ...
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1answer
535 views

How to install Ubuntu server with basic VGA only instead of loading graphics card driver

I have an Intel DN2800MT motherboard with a graphics card that isn't well supported. I'm able to completely install Ubuntu server on the machine, but when it boots after install I get a kernel panic, ...
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0answers
200 views

Second display with bad resolution, ubuntu 12.04

i have two Samgung SyncMaster S23B350 displays, connected to a GT620, one in the VGA and other in the DVI output with a VGA to DVI adapter, the first display (VGA connected) is detected fine, but ...
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0answers
272 views

External VGA monitor displays 1080p distorted

I have a screen capable of supporting a resolution of 1920x1080, but when I plug it in with a VGA cable to my laptop, the largest resolution it supports is 1024x768. I searched the internet to find a ...
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0answers
285 views

after catalyst install system freezes on booting, problem with mouse pointer [closed]

System: Samsung 535u4c APU a6-4455 integrated Radeon HD 7500 dedicated HD7550 (hybrid graphics) Linux Mint Nadia based on Ubuntu 12.10 Quantal Quetzal After installing the Catalyst driver 13.4 my ...
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192 views

toshiba satellite l300 drivers

I'm running 12.04 on a Toshiba Satellite l300 (i don't know if it's pro or not but it's got a 250 gig hard drive) And I'm unable to figure out how to get my graphics card working, I've been trying for ...
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1answer
301 views

XEN VGA Passthrough reboot DomU error

I currently have the following XEN Setup: XEN 4.2.1 Kernel 3.8.0-25, self compiled with XEN PCI Backend include in the kernel AMD HD6450 AMD HD6850 ASRock87Z Extreme6 iCore 4770 (not K!) Goal ist to ...
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0answers
228 views

Lenovo x220 Docking station display setting issue

I'm currently running 12.04 LTS on my Lenovo x220 i7. Its works really well, however there seems to be a problem with the screen resolution when on the dock. At first I was using the laptop with an ...
0
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1answer
427 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 ...
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0answers
93 views

Why does when I connect my PC to my TV it doesn't give an output?

Ubuntu 13.04. Ok, so I installed 13.04 the other day. I never connected my PC to my TV, but I wanted to test it out. But the TV just said "No Signal". So, I got my 12.04 Live CD out, loaded up a USB, ...
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0answers
302 views

Ubuntu Server changing Monitor from DVI to VGA

i have a little problem with my Ubuntu Server 12.04. I installed it yesterday with a DVI monitor connected. With the DVI Monitor, everything works fine. But when I try to connect it with an other ...
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1answer
87 views

Will Modprobe automatically switch loadable kernel modules?

I have hybrid graphics consists of nVIDIA GeForce graphics and Intel HD graphics. If I remove nVIDIA GeForce, can modprobe switch VGA lkm from nouveau to intel automatically on startup?
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280 views

How to enable my Nvidia VGA card permanently

I don't want to use bumblebee to run certain apps using the nvidia card, i want to make it able to switch, or else I don't want to switch between the two cards, I want to enable the Nvidia Card ...
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vote
1answer
619 views

External monitor is too yellow

When I bought a new screen (Philips 227e4l) and connected it with my laptop (HP Compaq 6520) via the VGA port, the size of screen is right (1920x1080), but the color is wrong (too much yellow). How ...
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0answers
2k views

how to check vga drivers?

I have one vga and to check it's driver is correct or not, I open Details window and see Graphics option if it wrote unknown this mean that I have problem with vga drivers of not this mean that the ...
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0answers
16 views

How do i diagnose my vga errors [duplicate]

I have installed Ubuntu 12.04 LTS on a machine with onboard video card from nVidia. After starting the operating system and enter my password my screen goes black. Using the shortcuts ctrl + alt + ...
0
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1answer
252 views

Intel desktop mothermoard with integrated graphic. Showing LVDS n VGA, that i cant configure

Have Intel motherboard. Graphics integrated. Ubuntu 12.04 showing to monitors, LVDS n VGA connected, but I have only VGA. And Ubuntu think that my monitor can show FullHD but really it can only ...
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0answers
229 views

Add xorg section when device matched (SIS671 VGA)

I am working on small distribution based on Ubuntu. Some of computers we use are SiS based. I need to add proper xorg section which sets video driver to sis671. I can use /etc/X11/xorg.conf file, but ...
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1answer
229 views

after first reboot choose wrong video port

Sorry for my english. I had installed Ubuntu 12.04 on intel motherboard with atom and igd 3000. On this board two video outputs: d-sub(vga) and dvi. My monitor have only D-SUB. After installation ...