Questions that relate to the electronic display (sometimes called a visual display unit) for computers. Typically questions relate to visual issues such as flickering, resolution, black-screens together with the usage of single and multiple displays.

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19 views

Poor video quality 12.04

Using both a Dell 17" monitor and a HP 1740 I get bad video quality with a Ubuntu 12.04 machine. I tried all of the resolution settings with the monitors, but the fonts are multi-colored and smaller ...
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28 views

Upgrading from 2 to 4 monitors

I have Ubuntu 12.4 (precise), and for a long time, I had two monitors. Yesterday, I got a second pair of monitors and another video card. I spent hours searching the internet and experimenting, but I ...
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53 views

Can't set custom resolution with TV and GT610, xrandr and Nvidia woes!

So, I've looked around, and I know nothing about xrandr and the lot. I thought I had my display fixed, but it kinda... Pans, or scrolls, when I move my mouse to the edge of my display... Anyone know ...
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1answer
17 views

Xubuntu Monitor issue

I did a presentation with my laptop with an external monitor (using latest Xubuntu). After the end of the presentation my laptop ran out of battery. When I got home an logged in again, I had only a ...
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0answers
30 views

Second monitor not on by default

When I log in, my second monitor is "off" by default; Ubuntu acts as if it's not connected. I can enable it by going to System Settings -> Displays and flipping the OFF switch to ON, but I'd rather ...
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0answers
8 views

No display on main monitor and screen distortion/flickering on external monitor; I can't read the instructions

I use 12.04 LTS on my Acer E1-472G, but it displays nothing on the monitor. If I connect an external monitor, it displays distorted images in diagonally separated sections. I do not understand any of ...
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0answers
24 views

Unable to run USB monitor at the same time as laptop monitor

I am having better luck than others at using e1649Fwu monitor; at least I can see my desktop, albeit not at the same time as on the other screen. (see Using AOC USB monitor on Ubuntu for an existing ...
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0answers
16 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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1answer
34 views

Disable laptop monitor when there is an external monitor

How can I configure Xorg so that when a certain external monitor is attached to my laptop via HDMI, that external monitor becomes the main monitor and the laptop monitor is switched off? Obviously I ...
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0answers
25 views

external monitor does not work - nouveau-driver on macbook pro

I am using ubuntu 13.10 on a macbook pro. Would like to install external monitor VGA with the mini-port. no success. Trying >settings>displays - nothing recognised. Trying xrandr --auto - nothing ...
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0answers
36 views

Laptop screen blank when I connect an external monitor (which works)

I have connected an external monitor to my laptop via VGA. However I can't get both working at the same time. What I wanted was for the external monitor to be a continuation of my laptop, however when ...
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1answer
34 views

Ubuntu 12.04 LTS monitor with lower resolution

I have monitor with possible resolution 1920x1080 (on windows) and I have installed Ubuntu 12.04 LTS. The posssible resolution there:1440x900. How to change resolution to proper one? I installed ...
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1answer
36 views

get-edid always fails, yet ubuntu detects monitor make/model in system settings

I am trying to writer some scripts to detect what monitor is plugged in and when. I am not sure if I am going down the correct path, but I notice that no matter what I do trying to use 'get-edid' ...
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1answer
31 views

How to make 13.10 see a monitor when there is none?

I have Ubuntu 13.10 installed on a Dell PowerEdge 1850 server that I start up in the afternoon and shut down at night. When it can't see a monitor, it defaults to 1024x768. When I hook up a monitor by ...
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0answers
35 views

How can I crop a 1920x1200 monitor to 1920x1080?

I have a 1920x1200 monitor, and have some situations where I want to force the output to the more common 1920x1080. However, I don't want to distort the output, and would prefer a "cropping" black bar ...
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0answers
19 views

pressing any physical button/key causes external monitor to shut off

So I'm pretty new with Ubuntu. Well Linux in general. Anyway, whenever i switch to an external display with my laptop (hp pavilion dv6000) and press any key on my keyboard or media control bar, it ...
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0answers
27 views

realtek rtl8191s wont enter monitor mode

Every thing is explained the screenshots below http://i.stack.imgur.com/SfQF9.png http://i.stack.imgur.com/1rSOn.png i.stack.imgur.com/GwTtg.png Thats how other wifi looks wlan0, i have the ...
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0answers
17 views

External monitor recognized, but no signal

I'm running ubuntu on an old macbook and everything seems to work fine but when I try to connect an external monitor, the monitor doesn't get a signal (monitor: "No Signal"). In the System > Displays ...
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1answer
142 views

How do I get a Dell U2414H monitor and Nvidia NVS300 working?

I can't get Ubuntu 12.04 LTS to run xwindows in my monitors native resolution. I have a Dell U2414H monitor and NVIDIA NVS 300 video card. I am connected via a Single Link DVI to HDMI cable. When I ...
2
votes
1answer
61 views

How to make custom refresh rate stay saved?

I'm testing out 14.04 on a partition to see if I want to use it as my main desktop for when it's fully released, but I've encountered some problems. I have a 144Hz monitor, so in the the Nvidia X ...
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2answers
102 views

How do I get the two external monitors connected to my laptop to stop mirroring each other?

I have a Lenovo T440 laptop on 12.04 with two external monitors attached (running through one VGA port that goes to this splitter). Right now Ubuntu is counting the two external monitors as one (they ...
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1answer
61 views

Lubuntu dual monitor doesn't save config

I'm using Lubuntu and I have a external monitor (connected using HDMI) to my laptop. Everytime I enter on Lubuntu, both laptop and Monitor are turned on. What I do: I go to Menu > Preferences > ...
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0answers
53 views

QNIX Nvidia Display Issue with 331 Driver and 770

Upon trying to get my ubuntu 13.10 installation working on my new computer, I encountered an issue with the proprietary nvidia drivers and my display. Apparently, the two don't agree with each other ...
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1answer
46 views

Get Ubuntu to NOT move windows when turning off one of multiple monitors

I have a triple monitor setup and it works very well with 13.10. However, I have some problems with the way Ubuntu moves windows around when turning off a monitor. For instance, when I want to watch ...
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1answer
31 views

Display configuration messed up

I have a laptop and an external monitor. I can set the correct resolution for both of them, however, after some time configuration messes up: resolutions get swapped and display mirroring turns on. ...
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0answers
40 views

Monitor stays black after plugging it in

I am running Ubuntu 12.04 on a PC using lightdm. When I have the monitor plugged in from the start the system boots just fine and everything works as expected. When I plug off the monitor, the system ...
0
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1answer
68 views

Kubuntu 13.10 problem with monitor

When I installed Kubuntu 13.10 (virtual), it did not recognize my Compaq 19" monitor in a Compaq Presario PC and can't see the desktop properly. Conclusion: I must cancel the installation (real). My ...
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0answers
113 views

Ubuntu 12.04 cannot detect my second screen

What I wanted is a dual monitor setup but I got two monitors with the same content :(. I have an ASUS Z87-K motherboard and am connecting two monitors to its integrated graphics (HDMI and VGA). I ...
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1answer
32 views

Connecting and controlling my desktop with my laptop monitor using ubuntu.

I would like to know how to use my laptop as a monitor for my desktop. my laptop is running windows 7 and my desktop is running ubuntu 13.10. i do not have a monitor for the desktop. Thank you.
2
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0answers
49 views

HDMI Display Screen Resolution Resets

After I managed to solve my issues with the HDMI - VGA converter by reinstalling Ubuntu, I was wondering why Ubuntu keeps my resolution settings in some cases and loses them in others. I've written a ...
0
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0answers
29 views

Turn off monitor and make it stay that way

My monitor does not have a turn off button, so I want a short-cut key that exactly replicates that behaviour. I currently use xset dpms force off but it turns on to every possible event mouse or ...
0
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1answer
35 views

Terminals on Second monitor

I have a HP G62 laptop and a NEC AccuSync LCD73v monitor, which I connect via VGA. I use the terminal a lot, so at startup ubuntu auto-launches 4 Xterms. Is there any way to start them at a specified ...
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0answers
107 views

Can't get HDMI out working on Lenovo G560

Can I get Dolby To My PC but no on HDMI out please (our DTS whatever) On Lenovo G560 xrandr: Screen 0: minimum 320 x 200, current 1366 x 768, maximum 32767 x 32767 LVDS1 connected primary ...
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0answers
10 views

what mechanism does ubuntu 13.10 use to turn screen off?

I am having an issue where sometimes after my screen turns off, and I move the mouse to turn it back on, the monitor turns back on, but just shows a black screen, and I have to reboot. To try to ...
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0answers
49 views

No Picture on HDMI TV

I'm trying to connect my system to an HDMI tv. The monitor is detected on the system but the picture doesn't display. It shows my BIOS screen and the grub menu; it turns off when the Ubuntu splash ...
0
votes
1answer
38 views

Multiple Monitors: Monitor not turning on

I'm having trouble configuring my laptop display with the external monitor. I use the laptop most at home where I connect it to an external monitor and turn the display off. However I still need to ...
0
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0answers
22 views

Input not Supported

I have installed my first copy of Ubuntu on an older PC. Everything seemed to go well with the installation. But at the first boot, my screen gives the message: input not supported. I have tried ...
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0answers
30 views

Update Ubuntu 13.10 now my dual screens will not work.

I am using a Lenovo B570 and just updated Ubuntu 13.10. Now It will not recognize my monitor plugged into my HDMI port. When I go to Settings >> Display I get a message that could not get screen ...
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1answer
181 views

Desktop icons appear on wrong monitor

I have a laptop with Xubuntu 13.10 and to the right of the laptop is a monitor located. The monitor is the primary: I set the option "Primary" in the settings editor ...
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1answer
39 views

unknown monitor

I hope to find a way to solve a problem about the displays: I have only the built-in display, and nothing else attached, but, in the settings,the system finds also another display, which is unknown. ...
2
votes
1answer
24 views

Put monitor to sleep when locked?

Whenever Ubuntu 13.10 locks: Instead of making the monitor go black and the power button (on the monitor) turn orange like Windows did. It loses connection to the computer and shows me the Dell ...
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0answers
54 views

overscanning acer x163 and nvidia, x server setting do not change

I'm getting vexed with lack of friendly display options, I've tried all sort of things but I can't seem to stop my monitor overscanning horizontally (I.E missout just enough screen that scroll bars ...
0
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1answer
114 views

Resolution not in xrandr and make new Resolution permenent?

I am using a monitor which its native (optimal) resolution is 1600*900. but xrandr doesn't show any resolution above "1024x768". I can change to my native resoution by issuing these 3 commands: ...
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0answers
66 views

Ubuntu 12.04 64-bit xstart does not work, gui is lost

I have a big problem. Because my PC does not start without a Monitor, I tried the following: http://ubuntuforums.org/showthread.php?t=1452600&page=7 > For ubuntu 11.10 the only thin which ...
1
vote
1answer
39 views

Dual monitors on different graphics inputs?

Here's my dilemma, I was just running Windows and to run both of my monitors, my secondary monitor was running off of my integrated chip. In my BIOS I set the boot up graphics device to be the ...
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0answers
58 views

No matter what I think of trying Starcraft 1 refuses to run fullscreen

Everything I have thought of doing to try to get Starcraft 1 to run in fullscreen WITH DUAL MONITORS without wine disabling my monitor that isn't running the game has seemed to not work so far these ...
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0answers
61 views

23" screen on 13.10 not filling to the corners

hi guys i installed ubuntu 13.10 this morning and have found the screen isnt being used corner too corner, i have the black around the outside is there a way to scale this up? im currently running at ...
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0answers
83 views

Turn off monitor only after locking screen

I see there is no setting to turn the monitor off after the screen is locked unlike the one for screen locking which can be set to act after the monitor has been turned off. I do not want the system ...
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0answers
59 views

Setting DVI monitor as primary display

I'm trying to set things for Youtube hangouts and capturing my desktop but it always records my secondary monitor instead of my moin one. None of the following works: Setting the primary display in ...
1
vote
1answer
88 views

Lubuntu VM - how to make external monitor on left side of primary monitor

I am using lubuntu as a virtual machine and my host OS is windows 8 and I connected an external monitor and it is to the right of my primary monitor. How do I change it so that it is to the left of my ...