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

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0
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2answers
2k views

No video signal after install

Today I tried to install Ubuntu 12.10 to my machine, but all the time I encountered the same problem, I successfully boot from Ubuntu 12.04 DVD, and a purple background comes up with accessibility and ...
3
votes
1answer
3k 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 ...
-1
votes
0answers
12 views

ubuntu can not load because of vga and secreen [duplicate]

I want to install ubuntu on a lenovo laptop. installation in ok and finnishes. But ubuntu can not load. In final steps, it shows a error about ubuntu can not detect secreen and graphic card. It ...
0
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0answers
34 views

Radeon/Intel hybrid 14.04 VGA controller missing

everyone There are plenty of questions about hybrid graphics (ex. How do I install proprietary AMD drivers for a Radeon HD 6870M / Integrated Intel hybrid graphics?). Every question I found begins ...
0
votes
0answers
37 views

No signal when connected to projector

I have an Acer Aspire V5 573g with two graphic cards: the internal Intel card and a NVidia GeForce GTX 850m. Whenever I try to connect my notebook to a projector via the displayport (with a ...
0
votes
2answers
124 views

Ubuntu 14.04 doesn't detect second monitor

I have a problem with Ubuntu 14.04. Suddenly, my second monitor isn't detected on Ubuntu. It worked fine before. When i try using Windows 7, it is detected. I'm using HP Pavilion G4 1212tx AMD ATI ...
5
votes
3answers
11k 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
4k 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
85 views

Multi-Display: AccelMethod - conflict between intel and displaylink

With Lenovo Yoga 2-13 Pro device, I use Ubuntu 15.04 and performance is fine with built-in screen (only). In the same way as I do with this device when booting Windows, the device supports well the ...
0
votes
1answer
77 views

I have no console output on boot ASROCK IMB-150

No video on boot I have a small industrial computer with an ASROCK IMB-150 Motherboard in it, running Ubuntu 14.04 server. Ubuntu boots up fine, but if there isn’t a screen attached at boot time ...
1
vote
1answer
87 views

Graphic card maximum supported resolution

How can I get the maximum supported resolution for the graphic card? I'm looking for a terminal command to see if the graphic card supports a 4K display. If there is no all-in-one command, then I'm ...
0
votes
0answers
376 views

Ubuntu 15.04 vs Nvidia

Using Ubuntu 15.04 LTS on a Compaq Presario desktop computer I have experienced several situations and by reading on here and in other forums, I seem to have narrowed it down to my Nvidia graphics VGA ...
0
votes
1answer
416 views

My ubuntu (14.04.02 LTS) doen't recognize my graphic card

I installed linux Ubuntu 14.04.02 LTS 64 bit on my computer. I have sapphire radeon r7 265 graphics card and I tried to install the latest drivers following this guide (Installing via the command ...
9
votes
11answers
57k 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 ...
0
votes
1answer
63 views

Brightness doesn't work on acer aspire 4741

Please. Anybody, can you help me Brightness doesn't work on acer aspire 4741. I use ubuntu 14.10 x64. Is too bright and very painful eye What you have any suggestions for me to get solution?
0
votes
0answers
195 views

ubuntu 14.10 VGA output to 16:9 monitior “unknown display” 4:3 only, HDMI output correct

when connecting acer s230hl monitor(native 1920x1080 / 16:9) via vga, ubuntu 14.10 display setting shows unknown display and only offers 1024x768 and 800x600 4:3 resolution options, but when ...
7
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 ...
-1
votes
5answers
1k views

Ubuntu 14.04 Nvidia driver fail

i have bought a new Dell inspiron 15 - 3542 that has Nvidia (GM108M [GeForce 840M]). every time i install the Nvidia driver i have a black screen at the next boot, so i need to format again ! which ...
2
votes
0answers
390 views

X1 Carbon Mini Display works with External Monitor but not Projectors

I have an X1 Carbon 2014 model, and everything seems to work great on Ubuntu 14.04. Recently now I've had to use it twice to give a presentation, and both times it's failed to detect the VGA ...
0
votes
1answer
122 views

Changing VGA cable reduces resolution

Already posted on superuser.com here but thought of increasing visibility, hence reposting. I just changed my VGA cable and Debian says my maximum resolution (in display) can only go upto 1024x768. ...
0
votes
1answer
71 views

Unknown display

I recently acquired myself another display for my computer, unfortunate it had VGA access and my computer only supports DVI. So I bought a converter from VGA to DVI. My problem now is that, when I ...
0
votes
0answers
21 views

Movies lagging, probably because of drivers

I'm new to ubuntu, decided to try it out yesterday and study some part of it for entertaining reasons. Of course, I found myself in quite a situation for a new user. My Ubuntu freezes right after ...
0
votes
1answer
33 views

Problem with double screen when turn on the PC

when I turn on the pc the GRUB appear in my VGA screen and I want that GRUB appear in my HDMI screen, any solution?
0
votes
0answers
71 views

Probem installing ATi proprientary driver on Lenovo laptop

I'm currently trying to install ATi's proprientary drivers in order to try and play some games on Ubuntu.I downloaded the official driver from ATi's webside and than followed THIS guide in order to ...
0
votes
1answer
65 views

Ubuntu conected at VGA port adds a red tint to HDMI ports

I connected one of my computers with an Intel onboard video card to my LCD TV via VGA port, since it is the only video output that the computer has. After installing Ubuntu when I got back to the HDMI ...
0
votes
0answers
72 views

Problem getting video out or clone, Dell Latitude d500: Intel IG 82852/855GM

Old laptop: Dell Latitude d500. Currently (l)ubuntu 14.04 Video works fine on screen but I cannot get video-out or clone. 00:02.0 VGA compatible controller: Intel Corporation 82852/855GM Integrated ...
0
votes
0answers
128 views

Startech USB to VGA/HDMI drivers

I would like to have un update on the chance to connect more than 2 additional display monitors to my laptop. I have already that infrastructure based on Windows but I miss Ubuntu. I've been an Ubuntu ...
2
votes
1answer
736 views

(Ubuntu 14.10) 3 Monitors on laptop with Intel HD Graphics 4000

I have an HP Touchsmart laptop that has a 3rd-gen Intel Core i3-3120M with integrated Intel HD Graphics 4000. I'd like to be able to use my internal display, an HDMI display, and a VGA display (I have ...
1
vote
1answer
521 views

Kubuntu - External Monitor not detected

I have a second Monitor now and it's plugged into the VGA Port of my Thinkpad W530. But the monitor is not detected. I have 2 Graphic Units, so it should be able to work with 2 Monitors. I use ...
3
votes
5answers
17k views

Plugging two external screens to laptop via VGA and HDMI

I have an Asus U30JC laptop with a VGA and HDMI ports. I can connect my external screen (1920x1200) to either of those ports but I wonder if I would be able to use two screens at the same time, one ...
2
votes
2answers
533 views

Ubuntu. VGA to USB driver

I'm having trouble finding information about this. I know there are similar questions, but the only one with an answer is 5 years old and the answer is outdated. I just bought a new laptop, they ...
1
vote
0answers
127 views

Eeepc Video errors - Ubuntu 14.04.1 LTS

Installed Ubuntu 14.04.1 LTS on an Eeepc 1101HAB I had laying around. Installation was fine. I have two issues: Video is super slow. The fade in and fade out of the application windows is like 4fps. ...
0
votes
0answers
73 views

Resolution/Compression issues while using HDMI, fine with VGA

This is a rather hard issue to explain, I've not found a solution for it anywhere; I'm using a fresh-built PC, AMD A-series GPU, 4gb 1333mhz Kingston RAM, with an ASUS F2A85-M PRO mobo, and as a ...
0
votes
1answer
159 views

System freezes after VGA output goes crazy

I am running a dual monitor setup with one running off VGA and the other off DVI on a Asus H97 motherboard. Integrated graphics from an i7-4790. And Linux (Ubuntu 14.04.1 LTS updated to the latest ...
0
votes
0answers
36 views

does ubuntu load the vga when I boot into recovery mode?

my vga (ati readon) looks to be damaged, so I am booting from recovery mode to be safe from causing more damage for it till I repair it. Am I right?
1
vote
0answers
65 views

No usb, network and recognized vga after 14.04 installation

First I'd like to point out, I found some similar questions for my issu, but I cannot comment on them due to restrictions, so I had to create a new one. I've returned to try ubuntu after several ...
0
votes
1answer
191 views

Getting USB to VGA to work on ubuntu

I recently purchased this USB to VGA adapter for the third monitor I had and it works great with Windows along side the driver it had for it. However on Linux I can't seem to get it to work. I ...
0
votes
0answers
172 views

14.04 screen resolution with SIS 771/671 VGA

I've installed Ubuntu 14.04 on an old laptop with an SIS 771/671 VGA card. I'm only getting 640x480 resolution and there is a lot of talk about this and it seems the card is not well supported. What ...
0
votes
0answers
23 views

Forcing VGA1 secondary screen to CORRECT resolution causes display issues [duplicate]

In fact I know that my VGA has 1366x768 resolution as it always was in Windows 8.1. After I switched to Ubuntu I can't go any higher than 1024x768 through Display program. This is how I try to force ...
0
votes
1answer
675 views

nvidia-331 +Nvidia Optimus (K2000M, Lenovo W530) + Ubuntu 14.04 + external display on VGA not recognized

Currently I have nvidia-331 installed. But the same problem appeared also with nvidia-343: If integrated graphics is set in bios: everything works fine. (except the VGA port, obviously) If nvidia ...
0
votes
1answer
256 views

2nd monitor not recognized on boot after upgrade to Xubuntu 14.10

I'm running Xubuntu 14.10 on a old MacBook Pro with a VGA monitor as second display. The displays were set up with xrandr in autostart as following: /usr/bin/xrandr --output VIRTUAL1 --off --output ...
1
vote
0answers
275 views

VGA output not working for Intel GS45 Express chipset

I have just installed Ubuntu 14.04 64-bit on my Toshiba Portege R600-10Q laptop (a model from 2009). I am now trying to display the desktop on a BenQ Senseye3 22" monitor, via the vga output, but it's ...
0
votes
1answer
916 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 ...
0
votes
1answer
31 views

Will RAM manage the peripherals or they will have separate memory?

In a LINUX system the Virtual Address Space is 4GB here as the Physical Memory depends on the RAM which we are using. For example I have a system of 1GB RAM and my Monitor requires 256MB in-order to ...
1
vote
0answers
113 views

Laptop detecting VGA port which isn't there. How to disable it? Ubuntu 14.04

Is there a way to disable the VGA port permanently, for all users? My Dell Inspiron 15 (3135) laptop has no VGA port, but System Settings> Screen Display shows the built-in display and a second ...
-1
votes
1answer
59 views

VGA output for Old pc

I have a acer 5710g, i had some problems about heating and i turned it into a media system just for downloading stuff and watching movies by removing internal screen. However i have some problems ...
0
votes
0answers
178 views

evga uv plus usb to vga adapter does not display output

I have a evga uv plus usb to dvi adapter. I tried to connect this to an Acer Monitor. The Monitor is recogznized by Ubunu when its connected as seen here However, when I enable the display, and ...
-1
votes
1answer
83 views

vga to usb monitor cable duel monitors on laptop

my VGA port stopped working on my laptop. i got a VGA to usb wire any way to use it? i plugged it in screen comes on then goes to standby. running Ubuntu 14.04 any ideas or do i need a special wire to ...
0
votes
0answers
33 views

Slow and incorrect sizing after a force restart

I have had Ubuntu 14.04 installed on my laptop for nearly 5 months but as of yesterday when I force shut down the laptop with my external monitor plugged in everything has been large and slow and the ...
1
vote
1answer
3k 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.