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

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28 views

How to change min desktop resolution

I'm trying to use my MSI GT70 with my old tablet Wacom PL-550. My problem is that each attempt to install Nvidia driver on the laptop resulted in a unbooteable system, and that in current ...
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0answers
45 views

Start desktop manager when display turns on

I have a computer that serves as some kind of HTPC. It's running XUbuntu (12.04, will upgrade in spare time) with XBMC. Everything works great, except one thing. The computer is connected to a ...
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2answers
726 views

Is there any way to set the display scaling back to default other than from the display settings dialog?

I scaled the UI from the display menu. Now it is way too big and I can't get to the slider to reset it. Any ideas how I can change the scaling in Unity back to default without accessing the settings ...
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votes
1answer
46 views

User gets logged off back to login menu

I have Ubuntu 12.04 installed via alternate installer amd64 fresh with LibreOffice and ncomputing vSpace software installed. I facing a unique issue here which is little tricky to describe. Whenever I ...
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1answer
865 views

Lenovo t440p dual screen

Just bought a Lenovo t440p with an ultra dock, don't have nvidea bought with intel graphics. I want to use dual monitor with displayport, not including the laptops LCD. The problem that I am having ...
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0answers
27 views

Ubuntu 13.10 causing display errors

I have a custom built PC that has Windows XP and Ubuntu 13.10 dual boot. The pc has an Intel Core2 Duo CPU and NVIDIA GeForce GTS 250. When running either Ubuntu or Windows, the PC fans will speed up ...
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0answers
57 views

Severe display problem after login

I'm on Xubuntu 13.10. This afternoon I connected my laptop to a video projector at work (for the first time after a fresh install). All worked fine. However, when I rebooted something very unpleasant ...
4
votes
1answer
402 views

“Could not open display `(null)'” error. How can I fix this?

I'm trying to run an appliaction, but when I run it I get a Could not open display `(null'). Error. Why is this? Specifically I was trying to run scratch (which I installed via aws): ...
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1answer
257 views

Dell XPS 13 Ubuntu 13.10 built-in display not working

I have a Dell XPS 13 which came pre-installed with Windows 8. I installed Ubuntu 12.10 and upgraded to 13.10 recently. After the upgrade, the built-in display is always a blank screen, while when ...
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0answers
111 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
99 views

Dual Monitor Resolution Incorrect Depending on Video Output Port Used

I am using Ubuntu 13.04, a 27" 1920x1080 HD monitor, and a 22" 1680x1050 secondary monitor, and have an nVidia GeForce GTX 550 Ti/PCIe/SSE2 graphics card. The card has 2 DVI ports, and an HDMI mini ...
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0answers
34 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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1answer
391 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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0answers
27 views

Ubuntu 13.10 and prior: fuzzy display. NP700Z7C. Pastebin and screenshot included

Model: Samsung-Series-NP700Z7C-S01US Intel HD4k + 650M http://pastebin.com/KU2MZhYa <-- xrandr --verbose Issue: http://imgur.com/Ven091g HDMI output is normal. VGA output is normal.
0
votes
1answer
98 views

Completely black screen after disconnecting external display except when booting in recovery mode

When trying to connect an external screen (video projector) to my laptop (Dell Latitude E6530), I tried to switch to the external display using Settings Manager -> Display. I changed a setting, but I ...
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0answers
144 views

Second Monitor not recognised in display, only clones display from 1st monitor to 2nd

I'm trying to extend my display, however it's not working exactly like I want it to. It merely clones the display from the first monitor onto the second monitor. When I look into "screen display" ...
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0answers
132 views

Can't set resolution higher than 1360x768

I have tried to look up fixes but none of them seems to work My first problem is that my screen is not recognized, it is an AOC 2436Vwa 24". Out of the box ubuntu could not select a higher resolution ...
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vote
2answers
563 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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0answers
39 views

Bizarre display issues

I've been running a dual display setup with two cheap monitors for the past couple of weeks. Everything worked fine, at first. Nvidia-settings recognized both displays perfectly, and setup was ...
1
vote
1answer
934 views

Issues with Wine screen resolution

Hardware: Very old Dell Inspiron 6400 laptop, onboard video, no driver support. Planning on buying a new computer soon, but wondering if this is a hardware issue which could be solved by buying a new ...
0
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1answer
19 views

how to fix big previews on ubuntu

When I switch between windows using Alt+tab, the previous being display appear very big a blurry. Instead of having the original window preview, the image is very big a blurry. However when switching ...
0
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1answer
54 views

laptop display black

noob here... searching for a while for the answer to this but haven't had any luck. I am out of town and just fired up my laptop but got a black screen only. Totally my fault because I usually have ...
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0answers
12 views

Video driver failed to load [duplicate]

I am dual booting ubuntu 13.10 along side windows 7. It was initially working fine. Suddenly one day, when i switch into ubuntu, it started loading and the screen went off. I thought there might have ...
1
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1answer
55 views

MacBookPro display issue when booting via USB stick to live mode

Greetings Ubuntu community. I'm currently trying to set up Ubuntu 13.10 on my MacBookPro11,2. I'm trying to follow the instructions outlined on the MacBookPro11-1/Saucy page. I downloaded the NON-MAC ...
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0answers
57 views

Unable to launch application on the second monitor

I have installed ubuntu on VMWare Workstation 10, and my laptop connect to another monitor. The dual monitors look work well, I can drag a window to the second monitor. However, when I use command ...
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3answers
1k views

Horrible graphics on my Dell Inspiron 17 with Ubuntu 13.10

I just got a new laptop: Dell Inspiron 17 (3737) BTX Base. The graphic card is Intel® HD Graphics 4400 I installed Ubuntu 13.10. The graphics are just horrible. It looks like an old 4 bits color ...
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0answers
173 views

External Monitor won't appear in display settings

I installed Xubuntu onto my HP 2133 Notebook, installed all the updates and everything was working fine. I wanted to use an external monitor to extend the desktop between my laptop and monitor. The ...
0
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1answer
142 views

Nvidia settings not working after system update

my nvidia-settings application stopped working after I updated Ubuntu 12.04 a while ago. when I do any changes in the application and hit "Apply", the application just exit and the changes are not ...
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0answers
599 views

Display setting of monitor

I did new installation of Ubuntu 13.10 over old version 12.04.4. My computer: Intel i5-4440 processor. Intel DB85FL motherboard. Samsung SyncMaster 943 monitor. I am using a DVI-I to VGA ...
0
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1answer
67 views

Firefox 27.0.1 Address Bar Completion Pop-up Text Blank

I can't seem to catch a screenshot, but the drop-down menu that appears when you're typing into the address bar with suggestions seems to be broken. The icons on the left-hand side of each suggestion ...
0
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2answers
76 views

Why do I have to detect displays for my 2nd display each time I resume from suspend?

I am using Ubuntu 12.04 with Saucy HWE and Nvidia 331.20 with GeForce 310. I have two identical 1440x900 displays. Nearly each time I resume from suspend, I have to detect displays to get my 2nd ...
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0answers
34 views

Booting Ubuntu 13.10 on Toshiba A6 AMD 64-bit, Legacy mode, no display

everyone, I have a Toshiba A6 with an AMD 64-bit processor, with Windows 8 pre-installed, unfortunately. I am trying to boot Ubuntu 13.10 64-bit, from a usb stick in legacy mode. It seems to boot ...
3
votes
1answer
1k views

How do I calibrate colors without extra hardware, like dccw.exe on Windows?

Colors on my monitor are too yellow. On Windows 7, there is the color calibration tool accessible from the Control Panel, or as dccw.exe. I'd like to calibrate color without extra spectrometers ...
1
vote
1answer
89 views

No compatible screen mode found, blurry screen

When I started up my computer one day, the resolution was all blurry and when I logged in it came up with this error message: None of the selected modes were compatible with the possible modes: ...
0
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1answer
162 views

Ubuntu 13.10 goes black screen after uncompleted software updates

I usually get this alert each time i start my Ubuntu that i should perform software update, i usually ignore it. but yesterday i just decided to perform the update which couldn't complete ...
0
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1answer
67 views

Desktop Flickering after Suspend or Sleep

I seem to be experiencing some issues around my desktop display when my monitor has gone to sleep or I've suspended my system. Not always the case, but trying to turn it back on by moving my mouse, ...
1
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1answer
771 views

Ubuntu 12.04 - can't detect 2 displays

I'm running ubuntu 12.04, my graphic card is: VGA compatible controller: Intel Corporation Haswell Integrated Graphics Controller (rev 06) I have 2 Display but the desktop is not extended, both ...
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0answers
11 views

Screen display shows lines

Since installing Ubuntu there is a background of alternating black and white lines (similar to a basket weave). The distro works just fine but icons and taskbars show these lines.
3
votes
1answer
61 views

Installing Ubuntu 12.04 on a laptop with a external display only

I have a old Dell laptop that I use as a media computer hooked to my TV. It was in rough shape when it was given to me as it has a broken keyboard and screen. I have been using it with my TV or my ...
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0answers
514 views

Nvidia display driver installed but not working 13.10

I have a Shuttle sn41g2 and I belive the correct nvidia drivers are installed but the screen is blank. I have tried the 'top tips' from the internet but with no success. Thank you. I have tried the ...
1
vote
0answers
66 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 ...
2
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0answers
22 views

How to set a temporary custom desktop width for a broken display

I need to temporarily limit the horizontal extension of the Ubuntu environment, because the display is broken and its rightmost quarter is full of vertical lines, making the top panel menus not ...
0
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0answers
95 views

ATI Radeon refresh rate

I've two LG Flatron IPS236 displays @ 1920x1080x60hz, and an ATI Radeon HD 6870, which is using the 'recommended' x.org drivers. On Windows (yeah..) I used to be able to force the refresh rate to ...
0
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0answers
35 views

Fn+F8 does not switch screens on Asus 1015e

When I press Fn+F8 screens (monitors) are not switched, but launcher appears on left side of the screen containing numbers inside every icon. Sometimes a small text dialogue box appears on bottom ...
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0answers
303 views

connect Crossover High Res. Monitor to Intel HD Graphics 4400

I tried to attach my external Crossover monitor to my Lenovo Yoga 2 Pro with help from this page on notebookcheck.com. My monitor seems to be able to display only 2560x1440 at 60.0, xrandr shows ...
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0answers
23 views

Low graphics mode when using an Nvidia GTX 760 [duplicate]

Every time after install nvidia drivers I have an error "Low Graphic Mode" (I tried nvidia-current, the newest from nvidia.com and synaptic) I had a some other problems with nouveau too but ...
0
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1answer
68 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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1answer
284 views

How to connect computer to tv with hdmi?

I am trying to connect my laptop with my tv using an hdmi cable. It has worked with an vga cable, but my problem is that the screen does appear, but it freezes and nothing happens. The screen is also ...
1
vote
1answer
89 views

How to apply changes done to dual monitors without restarting gdm or lightdm

I know gnome-control-center display changes the file ~/.config/monitors.xml. But when I restart my machine, gnome-control-center display don't remember my previous settings for dual monitors. So I ...
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0answers
32 views

Login to squiggly lines on display Ubuntu 12.04

When I booted up my machine today everything looked good until it got to the Ubuntu screen, and that is when the squiggly lines started. The screen looks fine when showing everything else. I haven't ...