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

learn more… | top users | synonyms

3
votes
2answers
6k views

Turn off laptop display and have monitor

My laptop display has stopped working and is unfixable! Anyway, I got a full HD monitor and plugged that into the HDMI port of the laptop. I have changed the power settings so that I can close the ...
0
votes
0answers
11 views

Dual screen not working on specific position

I'm running Ubuntu 14.04 on a Dell laptop and I can almost get it to work with an external display connected to my HDMI port. The weird thing is, it behaves perfectly if, on the settings screen, I ...
1
vote
0answers
11 views

Custom dual screen configuration buggy

Using Ubuntu's system settings to configure two screens (desktop monitor and TV via HDMI in my case) is not ergonomic. Hence I decided to code a fast switcher script which lets me choose between ...
0
votes
0answers
14 views

Blank screen after instaling Nvidia proprietary driver on ubuntu 14.04 LTS (intel hd4600, GT740M)

I am using dual boot Windows 10 along with Ubuntu 14.04 Lts. whenever I install additional drivers of Nvidia driver v346 or v340, i get a blank screen after reboot. Someone please suggest me with a ...
4
votes
4answers
4k views

Dual Monitor not recognized in Xubuntu 14.04

I have a Dell Latitude Laptop E6440. The laptop have two in4terfaces, VGA and HDMI. I connect an external monitor to the VGA port, but when I ran the xfce4-display-settings I see only one monitor (the ...
0
votes
1answer
20 views

Incorrect Display Resolution

I have been trying to fix my monitor resolution for a while now. However everything I have tried doesn't work or isn't permanent. I've changing resolution using xrandr. I've tried editing the X11 ...
0
votes
0answers
172 views

I only have one display resolution

I've installed Ubuntu 14.04 32bits in a netbook Noblex nt1001. At first the screen went black from the begining, so I run GRUB in "nomodeset" but failed in finding a driver in the conventional way so ...
1
vote
0answers
29 views

Ubuntu 14.04 (Gnome): Laptop Display Blank After Undocking

I've been experiencing a really annoying issue with my recent Ubuntu Gnome 14.04 install. The OS is running on a Lenovo T440s. At the office I have a dock that connects to two monitors, one is ...
0
votes
1answer
54 views

Kubuntu 15.04 Dual Monitors

I recently installed Kubuntu 15.04, mostly for the upgrade of KDE to KDE Plasma 5. I have been quite happy, but when I got back to school and plugged in my monitor I was very disappointed. Kubuntu is ...
1
vote
1answer
43 views

Maxium Resolution resets to 1024x768 after logout [duplicate]

The Display Settings maximum resolution started at 1024x768(4:3) I tried to use xrandr like so: >>xrandr Screen 0: minimum 320 x 200, current 1024 x 768, maximum 8192 x 8192 DVI-I-1 connected ...
0
votes
0answers
8 views

My second screen resolution is not exact

I have Kubuntu 14.04, and a second screen of resolution 1680x1050. Not only is my resolution not listed, but if I add a custom entry for that, it seems to be not exact. With this, I mean that no ...
9
votes
1answer
175 views

About the 'who' command & it's Output on '14.04 TrustyTahr'

I have a question that arose in my mind after upgrading to 14.04 TrustyTahr from 12.04 PrecisePangolin. The question pertains to the 'who' command, and its output. On previous editions of Ubuntu the ...
0
votes
0answers
30 views

LG 19" display + Nvidia GT 730 Unknown display problem

Few days back, I changed my graphic card from Radeon to nVidia GT 730. I have 19" LG LCD monitor (connected with VGA cable) that supports 1360x768 as native resolution. However, if I try to switch to ...
1
vote
0answers
14 views

Screen shift in Ubuntu

I have Ubuntu on my System and at every boot my screen shifts to the right by some amount and therefore I have to press the auto-configure button on my Monitor to shift it back. So I have to do this ...
0
votes
0answers
8 views

Computer won't restore from monitor power saving

When monitor power saving mode is on and the monitor falls asleep, I can't wake it up and have to do a hard shutdown. I've tried pressing keys, moving and clicking the mouse, unplugging and replugging ...
2
votes
1answer
22 views

Scale 1080p screen to 720p - everything is too small

I used to work on a 720p laptop screen, and now I have a new 1080p laptop screen with the same 15.6" size. With this higher resolution, everything is too small, and my eyes get tired faster. Is it ...
0
votes
1answer
15 views

HDMI display just stopped working

I am using Ubuntu (Kodibuntu actually, which is a flavor of Trusty) and I connected my display via HDMI. This has been working for years but today the display just stopped working. I can see the ...
20
votes
3answers
27k views

Flux for ubuntu 14.04 - possible?

Is it possible to make Flux work in ubuntu 14.04? If so, maybe you can share your knowledge or point me to a guide? (Flux is software which adjusts temperature of your display according to time of the ...
2
votes
2answers
4k views

Correct Display configuration. Errors while trying to arrange displays

I am trying to set up my tv with my laptop trough a VGA cable. The display application in Ubuntu throws a lot of errors to me and I have given up in trying to do it myself. I try to apply the 1920 ...
0
votes
0answers
21 views

Ubuntu Mate For Rpi2 default resolution can't be changed

I have installed Ubuntu Mate 15.04 on my brand new RPI2 and the default resolution in the HDMI port is very small and can't be changed using system default display window. But when I play video using ...
2
votes
2answers
4k views

Is this a dual monitor reset bug?

My two displays are: Intel GMA x4500 Laptop (1280x800 native resolution of the built-in display) External display (1920x1080) A few minutes after I login to my dual monitor setup, it gets reset to ...
0
votes
0answers
16 views

Second Monitor stuck at 1024x768 and displayed as unknown

I recently installed Ubuntu 15.04 on my laptop, I have a monitor that I connect to my laptop and both screens have a resolution of 1366x768, however the monitor is stuck at 1024x768 and is displayed ...
0
votes
0answers
31 views

Ubuntu 15.04: Dual monitor setup - new icons disappear on a smaller display

I have established a dual monitor setup successfully with my Ubuntu 15.04 (with default display settings and Unity 7.3.2). The first is a built-in display (1) and it belongs to my laptop (1366 x ...
0
votes
0answers
10 views

Xubuntu 14.04 Help with portrait orientation in dual monitor setup (Nvidia GPU)

I'm running Xubuntu 14.04 and am using a GTX 660 with 2 1920x1080p monitors. By assigning the commands xrandr --output DVI-I-1 --rotate normal and xrandr --output DVI-I-1 --rotate left to certain key ...
4
votes
3answers
4k views

After upgrading from13.10 to 14.04 screen on a laptop doesn't work but

First my laptop CPU/GPU is Intel Celeron N2815 (Bay Trail) and I am in dual boot with windows 8. I have upgraded from ubuntu 13.10 to 14.04 today through update manager. And after upgrading and after ...
0
votes
1answer
30 views

Login prompt no longer on external display

Been experimenting with Ubuntu on my Toshiba Satellite U500. Using an external display (AOC 23" LCD) as primary. For the first 20 or so boots, the Ubuntu 15.04 login prompt appeared on my external ...
4
votes
5answers
6k views

DisplayPort monitor not detected if switched off and on again

I am running Ubuntu Desktop 14.04 on a desktop PC with a Nvidia GTX 660 connected to a HP LP2475w 24" monitor over DisplayPort. It boots up fine, but if I switch off the monitor and switch it on ...
1
vote
1answer
4k views

“drm:[drm_crtc_helper_set_config] *ERROR* failed to set mode on [CRTC6]” during install

I have a desktop PC which I built a while back. It has an Athlon XP 2500+, 2.5GB RAM, and an Nvidia (PNY Verto) Geforce 6200. I removed the CD drive to add another hard drive so I install from a USB ...
0
votes
0answers
14 views

Ubuntu 14.04.3 LTS logs out when changing screen resolution

I have this problem that every time I change the resolution of my screen, ubuntu logout. It start with a game and I thougth that was the problem butn then I change the resolution manually in the ...
0
votes
0answers
11 views

PC and Display Randomly Gone Unresponsive

I had same display issue with this closed question Strange random display issue, I am using notebook asus x450lcp with ubuntu 15.04, when this issue happen keyboard and mouse not working, and system ...
0
votes
0answers
23 views

Fonts too small for high resolution screen for Xubuntu?

I just installed Xubuntu on my new laptop. And fonts are too small on the high-resolution screen. I checked Display panel in System settings, but I did not find any options to fix this. Does anyone ...
0
votes
0answers
73 views

Displayport MST not working properly on Xubuntu 15.04

In several questions on this site, I saw that Ubuntu 15.04 would have support for Displayport daisychaining/MST. I have a two monitors that have Displayport in and out, indicating that they can be ...
1
vote
0answers
60 views

Ubuntu 15.04 & ultrawide monitor. How to set max resolution? EDIT:Solved!

I am trying to set up Ubuntu 15.04 on an Intel nuc5i5ryh with an ASUS mx299Q monitor. It is connected with a miniDisplayPort to DVIcable. It is supposed to support 2560x1080 21:9 ultrawide ...
0
votes
0answers
19 views

ubuntu14.04:unknown display and low resolution

I work on a supermicro server with 3 nVidia GPUs:GPU0 Quadro k600,GPU1 Tesla k40c,GPU3 Tesla c2050.GPU0(Quadro k600) is connected to a SAMSUNG monitor(1920x1080). BUT my machine is running on a ...
0
votes
0answers
44 views

Kubuntu 15.04 in VMWare Workstation - Screen Resolution

I installed Kubuntu 15.04 in VMWare Workstation 11 on my host OS Windows 7 64-bit. The display resolution is wrong: The "Desktop" is only part of the screen, and the other part is black. Logout ...
1
vote
2answers
43 views

Allow DISPLAY access for a user not logged on GUI

A user "usera" is logged on GUI on ubuntu 14.04.3 (same issue appears on 15.04). When a user "userb" log on the PC through ssh, he can't launch a graphical application with export DISPLAY=:0, for ...
4
votes
1answer
208 views

Spyder5 Monitor Calibration Ubuntu 14.04

I tried to get the Spyder5Express running under Ubuntu 14.04. Installed is dispcalGUI and the Argyll_V1.7.0 software. Unfortunately the device is neither detected in the GUI nor in the Terminal. I ...
2
votes
0answers
44 views

Why does Ubuntu detect two screens when I have only one? [duplicate]

which is annoying, because when I take screenshot it takes screenshot from both screens (from an existing one and a non-existing one).
22
votes
4answers
13k views

Is there a software utility to adjust screen gamma/brightness/contrast?

I use to work at night and it is eye-hurting to watch at lightbulb-bright screens (I've got two - laptop's built-in panel and an external 18-inch CRT) in a dark environment. So I adjust my screens to ...
1
vote
2answers
7k views

phpMyAdmin - Display all queries

I have installed a fresh desktop with ubuntu quantal and the following packages versions: MySQL: 5.5.28-0ubuntu0.12.10.1 Apache: 2.2.22 (Ubuntu) phpMyAdmin: 3.4.11.1deb1 I would like ...
1
vote
1answer
49 views

How can I implement a new resolution mode using xrandr consistently?

Firstly, I have connected a new 1280 x 1024 (1080p) monitor at optimum resolution to my Toshiba Satellite laptop via VGA. I run Ubuntu 14.04 LTS. The problem is that the default resolutions ...
0
votes
0answers
6 views

How to fix black color display on monitor on ubuntu 15.04?

I just bought and asus X55OZ it uses radeon graphics, am having a problem correctly displaying the black color correctly on the Notebook monitor it looks kind of gray I dont have a problem with the ...
2
votes
1answer
7k views

How to reset display settings in XFCE \ Ubuntu 12.04 and also flgrx drivers

I recently upgraded to Ubuntu 12.04 and since I hate unity I installed the Xubuntu package and am using XFCE instead. Since I have a Radeon HD5770 I also installed the fglrx drivers. This all went ...
0
votes
1answer
74 views

The screen is too small

I am using Virtual Box 5.0.0(Windows Vista) to run Ubuntu 14.04. The screen is too small (640x480) but the screen can up to 1280x768. How can I resizing it?
0
votes
0answers
16 views

Teamviewer Display

I have been using Teamviewer on my Android 4.4.2 tablet (similar to http://www.amazon.com/Tagital%C2%AE-T10-Bluetooth-Pre-installed-Supported/dp/B00N3Q4XMY) to access my Ubuntu operated desktop and I ...
2
votes
2answers
4k views

Can not change display resolution on a Sony VGN-FZ21M

My Sony Notebook VGN-FZ21M does have a NVIDIA grafic card with a VESA G86 Board - e415h01. My Problem is, that i can not change the display resolution from 1024*768 (4:3) to 1980*1280. I tried to in ...
0
votes
0answers
9 views

High resolutin but 'empty' spaces on the monitor

I'm using Ubuntu 15.04 on my new notebook. I tried to change my screen display resolution to make it fit all the screen but I don't know why even if I set the high resolution possible I still can see ...
21
votes
9answers
32k views

Change Primary monitor

How do I change my primary monitor without using the command line?
5
votes
2answers
5k views

Nonexistent display (Unknown Display) messing things up

I've been cracking my head with this one all day, read all there is to be read around the issue (not much to be found on it to be honest: some questions, some blog posts and some unresolved tickets) ...
0
votes
0answers
13 views

Display output shuts off during installation of ubuntu 15.04

I am trying to install Ubuntu on my homemade pc (dual boot with windows 8.1). I have tried USB method with version 15.04 and 14.04 64bit, but both give me the same problem. I launch USB in UEFI mode, ...