Questions related to hardware displays, either internal (as in a laptop) or external (as in most desktop monitors, or projectors)

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1answer
21 views

How to launch GUI app (in Ctrl+Alt+F7) from tty (Ctrl+Alt+F1)

I've successfully login to GUI mode. I want to launch GUI apps from tty (Ctrl+Alt+F1) into GUI mode (Ctrl+Alt+F7) How do I do that? I am asking this question because if sometimes there is some ...
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0answers
13 views

HDMI Issue - Can't disconnect from TV/External Display

So here is the situation.. When I first came back to ubuntu (14.04) I experienced a fail at wake from suspention. My Hp Pavilion G4 would turn on as expected but screen would be off (not blank, ...
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2answers
43 views

Blank display after upgrading to Ubuntu 14.04

I am trying to upgrade my system from Ubuntu 12.04 to 14.04. Everything installs well but the desktop appears blank. I have enabled Ubuntu Unity program after going into CCSM, rebooted the system but ...
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0answers
58 views

Monitor connected to VGA1 went blank!

I have been able to work for the last 3 weeks with two monitors on a Xubuntu 14.04.01 without a problem. All the monitors have been detected nicely and everything run smoothly. One of the monitors is ...
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0answers
11 views

play sound on different outputs, based on what display its the “player” is displayed on?

Is there any way to play sound on different outputs, based on what display its the "player" is displayed on? E.x if its played on the computer screen it uses analog output, but if its displayed on ...
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0answers
13 views

Multi display. how to fullscreen on selected/used display?

Multi display. how to fullscreen on selected/used display. I've tried DISPLAY:=0/DISPLAY:=1 but that does not work on most applications... Nvidia propetary drivers btw.
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0answers
11 views

auto resize guest display grayed out under virtualbox

cannot select "auto resize guest display" or Host-G, because it is grayed out; as a result my ubuntu GUI screen running under VirtualBox does not show the whole page. For example, if I select system ...
0
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1answer
37 views

Display screen resolution not correct in Ubuntu 14.04

Display setting are incorrect, and can't be changed in System Setting for Ubuntu 14.04 I have a problem with screen display that the header is not shown in full font (just like to "Ubuntu ...
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vote
0answers
23 views

Ubuntu 14.04.1 LTS never remember primary screen/monitor resolution

I use Ubuntu GNOME with Nvidia graphic card (two HDMI and one DVI output). My monitor is connected through VGA - DVI adapter and work natively in 1920x1080. Since I was unable to change my screen ...
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0answers
12 views

Screen resolution lost after restart (14.04 64bit)

Screen resolution setting is lost after restart, either goe's to a low default or display goe's blank and have to reboot. Have only changed from 20" to 24" acer monitor which has a higher resolution, ...
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0answers
20 views

(Auto) Run xrandr on login?

I often attach a monitor with my laptop's VGA port, however the resolution is not optimized so I run: sudo xrandr --newmode "1440x900_59.90" 106.29 1440 1520 1672 1904 900 901 904 932 -HSync +Vsync ...
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0answers
23 views

How to keep the screen alight all along

I'm using ubuntu-mate, the power management doesn't work. I've set it to never close the screen, but it always set the screen off after 5 minutes when idle. Is there any another method to set it? Is ...
1
vote
0answers
52 views

Second screen not disconnecting (HDMI)

I have an HP Pavilion TouchSmart laptop running Ubuntu 14.04.1 I usually connect a second display via HDMI which worked fine until today. I can connect the display fine and everything ...
-1
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0answers
13 views

Dialog boxes become transparent

I am using Ubuntu 13.10. Synaptic Manager was displaying a few libraries as upgradable.I upgraded them and since then the System Settings Dialog Box becomes transparent. I am not sure which library ...
1
vote
1answer
20 views

Defect display driver

I've encountered a quite serious problem with my Ubuntu 14.04 LTS. My display driver is defect and I really need this one file on the desktop. The display will turn black whenever I start Ubuntu. Is ...
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0answers
18 views

My screen is stretched horizontally 14.04 LTS NVIDIA GeForce 9100

My screen doesn't have black bars/ areas my mouse can go over on, but my screen seems to be stretched horizontally, and the only option for the screen is 5:4, anybody know what I mean? (please improve ...
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0answers
31 views

Ubuntu 14.04.1 LTS graphic (display) freezes

I just installed Ubuntu 14.04.1 LTS, and when I enter my username and password it shows me the following image and doesn't go any further. When I move my mouse the pointer doesn't show up but the ...
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0answers
16 views

Brightness wont turn down?

I've had a few operating systems on my laptop in the past couple of months including alot of Ubuntu based ones. One thing Ive had a problem with in all the Ubuntu based systems is that I can't turn ...
1
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0answers
44 views

Increase virtual screen size past 4096 x 4096 on Ubuntu 14.04 LTS

I have two 27" monitors with a 2560 x 1920 resolution each. When I try to extend my desktop across them both I get the below error: So, if I need to increase the maximum virtual screen size? To ...
0
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0answers
11 views

I have problems with video driver

I'm new using Ubuntu so I don't know much. My problem is that after I installed video driver for ATI Radeon hd5470 my display is not working anymore. Just before the login screen it completely shuts ...
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0answers
34 views

Ubuntu doesn't detect second display

Ubuntu version 12.04 Driver NVIDIA Accelerated Graphics Driver (post-release updates) (version 331-updates) Ubuntu does not detect the second display. I´ve tried some tutorials online to solve this ...
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0answers
23 views

Desktop displayed, but no icons or menus

Yesterday I installed Ubuntu 14.04 LTS 64 bit as a virtual machine on VMWare 8.0 on a Windows 7 64 bit box. It worked fine. Today, on restarting the VM, it allows me to log in, then just presents the ...
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0answers
24 views

OpenOffice Impress Presentation not showing

I have the following setup: A laptop and a second screen that is connected to the laptop via VGA or HDMI. When I press F5 in OpenOffice Impress, the Presenter Console is shown correctly on my laptop's ...
1
vote
1answer
9 views

Set graphics to only use one third of a screen

are here some hardcore users like that to be able to help me with my broken screen, where only the left third of a screen works? I use an external monitor most of the time, but it would be really ...
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0answers
17 views

System Test Can't Read Screen Resolution

First of all-- I AM A HUGE N00B. I just made the jump to linux and installed ubuntu 14.04 on my samsung series 7 chronos laptop. Previously, I had windows 8.1. I want to make sure everything is ...
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0answers
46 views

Display setting are incorrect, and can't be changed in System Setting for Ubuntu 14.04

I love my new Ubuntu 14.04, but sometimes I must shake my head. Upon booting up the laptop today, I was greeted with strange resolution: Everything is completely out of wack: fonts on icons are ...
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0answers
45 views

TV won't display proper resolution correctly

I have looked around on here for a solution to my problem, but I can find none. I'm currently using Ubuntu 14.04 LTS with all of the latest package updates on my laptop. I'm trying to connect the ...
0
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0answers
70 views

high-DPI scaling — 14.04 VM on OS 10.10 (PB 4), w/ Parallels 10.0.2

With this setup, the Ubuntu desktop still looks tiny on a 15" rMBP, just as it did with 12.04 and Parallels 8/9 on the same machine. I've tweaked the various Ubuntu settings, and enabled retina ...
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0answers
143 views

mini displayport not detected - hd4400, thinkpad x240

I have a thinkpad x240 with a hd4400 graphics card running on ubuntu 14.04. I've been trying to get the mini displayport working with no success. I have an apple mini-dp to vga adapater. I know the ...
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0answers
29 views

xrandr custom resolution problems

I have set up a custom resolution using xrandr, but when I apply it the start-bar is then set in the middle of the physical display screen... Any ideas how to go about setting it to be where it ...
0
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0answers
25 views

Display problems with ubuntu, mainly with size of everything

After installing ubuntu, everything is tiny, there is only one choice for resolution (3840x2160), and the "scale for menu and title bars" does not move no matter what i try to do with it. there is ...
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0answers
63 views

C/C++ Query EDID at boot time

I'm looking for a way to query EDID data at boot time on my Android system. I think I can use ioctl calls and I see that the frame buffers are at /sys/class/graphics/fb*. But currently I'm just ...
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0answers
23 views

Screen goes blank after less than a minute of locking

I am using Ubuntu 14.0.4 LTS Desktop. I pressed CTRL+ALT+L to lock my screen. The screen did lock. After several 10 seconds, the screen goes blank. I checked on my brightness&lock settings, it ...
0
votes
2answers
172 views

Ubuntu 14.04 Unknown Display

I have installed Ubuntu 14.04 in my machine(with Gigabyte motherboard), having an Acer 19" Monitor. Unfortunately its resolution not working properly. See the image. This is my xrandr -q output. ...
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0answers
35 views

Extending desktop to external monitor only uses part of the monitor

I have been trying to solve this for a few days but I can't figure it out. I have a Toshiba laptop with an AMD integrated processor. Things work fine except when an external monitor is plugged in. ...
0
votes
1answer
38 views

Laptop Displays on External Monitor by Default

I was running Windows 98 through virtualbox (to play an old game that doesn't work on wine, not because I'm into that kind of thing) and had to play with the resolutions a bit to get it to run at ...
1
vote
1answer
33 views

What should I do if the desktop is off the monitor?

I have a Samsung Series 7 LED TV that I've hooked up to a computer. But my problem is: When I start Lubuntu, the second the framebuffer initializes, it goes off screen. I disabled the framebuffer, and ...
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0answers
45 views

How can I fix the resolution of my monitor?

I'm having two issues with my Ubuntu 14 install, one I've band-aided, the other of which is making me pull my hair out. I managed to install Ubuntu 14, but I get a black screen on boot, and my Acer ...
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votes
0answers
13 views

Monitor identifier won't disappear after updgrade to Ubuntu Studio 14.04

I have my TV plugged into the HDMI port of my laptop, and have them both displaying the same thing. There's a tab at the bottom, in the middle (saying display: HDMI1 and the resolution). I'm not sure ...
0
votes
1answer
36 views

Two display monitors instead of built-in display

I have two monitors and my laptop's built-in display. However, my laptop has only a 15 inch screen, so I would like to use my two monitors instead of one monitor and my built-in display. I have ...
0
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0answers
47 views

Problem with ATi graphics card

I'm in need of some help with a screen resolution issue. I'm currently running a copy Ubuntu 14.04 for desktops, and the only screen resolution options I have are 1024x768 and 800x600. This makes ...
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0answers
65 views

Low resolution after upgrading from 13.10 to 14.04

I am having difficulties after the upgrade from 13.10 to 14.04 - resolution is set to 640x480 and I can't change it neither from Displays nor using xrandr (xrandr says that current, lowest, and max ...
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0answers
70 views

Is this 4k resolution support, or 1080-?

I am having an issue with Ubuntu. I am running the latest version under Oracles VirtualBox. The highest resolution it will accept is 1600x1200. I have a new Samsung 28" UHD 4k display. I need to run ...
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0answers
100 views

Display calibration in Ubuntu 14.04?

I'm experiencing problems with my display. My monitor displays weird whites. In windows I can use Calibrate Display Color wizard and set the color balance of rgb to extreme low to fix it but cant ...
0
votes
1answer
44 views

How to get different text scaling for different displays?

I have a laptop with a fairly high resolution on a small display (14"). My external monitor 27" has a lower resolution than the laptop display. I would like for the text to be similar size on both ...
0
votes
1answer
58 views

Make external display resolution auto set

everytime i connect to external display i have to type these commands to set optimum resolution: $ xrandr --newmode "1368x768_60.00" 85.25 1368 1440 1576 1784 768 771 781 798 -hsync +vsync $ ...
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vote
0answers
40 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 ...
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0answers
86 views

Unable to make double screen configuration work

I am having problems with my video setup. I have a laptop (ubuntu 14.4) with a Nvidia Geforce GT-420M and a screen with 1366x768 resolution and I often connect to it a 22'' full hd monitor. As long as ...
1
vote
1answer
34 views

Display randomly goes into wrong position

Running Xubuntu 14.04 on a Mac Mini, using open source ATI driver (more info below). After some time running in Xorg, the display 'rearranges' itself so the beginning and the end of the screen (at ...
0
votes
1answer
41 views

What's the difference between putting display to sleep and switching off the display?

When I mess with my power options, I have the options: Put display to sleep when computer is inactive for: Switch off display when computer is inactive for: What is the difference between ...