Secondary monitor that is connected to a device with an embedded monitor such as laptops.

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145 views

multiple configuration in ~/.config/monitor.xml

I am using fresh installed ubuntu 15.05 with integrated and discrete intel and nvidia graphic cards. why my ~/.config/monitor.xml file contain two configuration tags having same configuration <...
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1answer
120 views

How can I turn off the screen of my laptop while using an eGPU?

I use my latop with an external graphic card (eGPU) through an express card slot. As soon as, the eGPU is activated, the screen of the laptop is fixed. The blue image of the xubuntu loading is ...
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0answers
189 views

Cannot get two external monitors plus built-in display to work together

I'm on an Asus Zenbook UX31A which has Intel HD Graphics chipset with the latest BIOS. Output of lspci -vvk is as follows: 00:02.0 VGA compatible controller: Intel Corporation 2nd Generation Core ...
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2answers
402 views

How to use iMac as external monitor for ubuntu laptop

I have a 13 inch laptop running ubuntu and an iMac running OSX. I'd like to use the iMac as an external monitor for the laptop. The laptop has VGA and HDMI, and ubuntu 14.04. Related: https://apple....
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1answer
289 views

Asus external monitor has pink tint [closed]

One day, my ASUS PB238Q monitor started having a strong pink tint to it. Question: How can I tell if this is a software or hardware problem? If it's a software issue, how can I fix it? ...
5
votes
1answer
764 views

Help getting mini-DisplayPort external monitor working on Lenovo T440s ( Intel HD 4400)

I have the following setup: Lenovo T440s running Ubuntu 15.04 (upgraded from 14.10) Asus PB278Q (supports DisplayPort 1.2) AmazonBasics mini-DisplayPort to DisplayPort cable System information: $ ...
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2answers
2k views

Change DPI on HiDPI laptop with two external monitors

I have a Surface Pro 3 laptop (running Ubuntu Gnome) with two external monitors. The laptop's screen has a resolution of 2160x1440, and the two monitors are 1920x1080. The Surface Pro (eDP1) is on ...
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2answers
192 views

How do I put my laptop as main screen with arandr?

I'm using 64 bit Lubuntu 15.04, I inserted my monitor, opened arandr, activated the monitor and positioned it as shown below. Now the problem I'm having is that my monitor seems to be considered the ...
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1answer
445 views

External display mirroring builtin on Lenovo G560

On a Lenovo G560 running Ubuntu 14.10 I am trying to connect an external monitor to use as a dual-monitor setup. When connecting the display, the external monitor one mirrors what is on the builtin ...
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4answers
6k views

15.04, 15.10, 16.04 - Closing lid does not suspend laptop if connected to external monitor

Since the upgrade to 15.04 (update: 15.10 still same), my laptop's behavior on closing lid has changed: if it is connected to an external monitor, it will not suspend. In addition, all the windows are ...
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0answers
210 views

Second screen toolbars/launcher not working (15.04 fresh install)

I've just done a fresh install of Ubuntu 15.04 on a Dell Latitude E6420 with an external monitor. Everything works fine on the external screen, but the launcher and toolbars do not react when clicked ...
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0answers
275 views

Random Missing Characters on Unbuntu + Unity + External Display

Every time I try to use an external display with my HDMI port I'm having random missing characters on the applications and menus like this: Video card on my system: 00:02.0 VGA compatible ...
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1answer
697 views

Dual monitor setup - filickering issue with ATI Radeon open source driver

I'm having a flickering issue on a Toshiba Satellite A305 laptop with Radeon Mobility HD3450 graphic card and external monitor setup. Ubuntu 14.04 with NO proprietary ATI drivers installed. The dual ...
2
votes
1answer
145 views

after apt-get upgrade monitors freeze whenever I change something in 'displays'

Steps to reproduce: open Displays change anything, from resolution, to disabling or enabling one of the monitors. click Apply monitors freeze Sometimes I can still see the mouse movements. I can ...
3
votes
1answer
3k views

How to find out the HDMI version supported

How can I find out which HDMI version the laptop supports, in particular if it is HDMI 1.3? Full story: I'm considering acquiring either a Dell U2414H or Dell U2515H/Dell U2715H (or similar) ...
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vote
1answer
475 views

Resolution of external monitors stuck at 1440x900 on Thinkpad T430 with Intel HD graphics

I'm working on my Thinkpad T430, with Intel HD4000 graphics chipset, in a 3-display setup (the laptop display and two external monitors). I accidentally pressed the Super + P combination, which cycles ...
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1answer
3k views

Ubuntu on Laptop external monitor not working properly

Today I tried to connect an external monitor to my laptop, running Ubuntu 14.04, for the first time. The connection is made with an HDMI to DVI cable (Laptop has the HDMI, Monitor the DVI Port), the ...
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1answer
273 views

Laptop lid power options

How do I configure my laptop to perform in the following manner in Ubuntu 14.04.1 Server? Current State When the laptop is powered on and the lid is closed: External screen loses signal Laptop enters ...
0
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1answer
196 views

How to lower refresh rate on external display (projector) from 75 hz to 60 hz

I have a projector that is 3D Ready, but it can only handle a refresh rate of 60 Hz to use the 3D settings, yet for some reason it defaults to 75 Hz when I plug it in through the HDMI port (the only ...
0
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1answer
494 views

Closed Lid & External Monitor

I would like to work on a monitor connected to my laptop with closed lid. I can change laptop's behavior to "Do nothing" when the lid is closed and everything works perfectly (just my account log out ...
2
votes
1answer
3k views

increase screen refresh rate for external monitor?

My external monitor display is "wavy" or "wobbly". A colleague looked at my screen and told me that this is probably bad for my eyes. Will increasing the refresh rate fix this problem? How do I do ...
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0answers
255 views

ThinkPad W530 - Mini display port doesn't work

I have a ThinkPad W530 Laptop. It has Nvidia Q K1000M installed. I am unable to make mini display port work to be able to connect to an external monitor using mini to hdmi display cable. My guess is ...
6
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1answer
577 views

Is there a way to prevent your windows from moving when an external monitor is connected?

So, I'm using Ubuntu 14.10 on my laptop and occasionally plug it into my TV for a second screen. My TV is to the left of my desk. When I enable it as an external monitor to the left of my laptop ...
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0answers
358 views

External monitor's resolution too small with 14.04 via HDMI

My DELL 27inch monitor should be capable of 2560x1440 resolution. I've confirmed with Ubuntu 12.04 NVIDIA with DVI connection. Now on 14.04 Intel® HD 4600 with HDMI, the maximum resolution I see is ...
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3answers
2k views

External 4k Monitor on Lenovo Yoga 2 Pro

Do you have any experience with a 4k monitor at the Lenovo Yoga 2 Pro? It has an Intel Core i5 4200U and an Intel HD Graphics 4400 card with a mini HDMI port. I am interested in buying a UHD (...
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3answers
3k views

external monitor not properly detected

I am having a strange problem with my external monitor. I recently installed Ubuntu 14.04 (64 bit) on hp elitebook 840 g1. I connected my laptop to an external monitor which has full HD option. ...
0
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1answer
106 views

Extended monitor shuts off internal monitor

I have Lenovo ThinkPad E545 running Ubuntu 14.04 and I have issues when I connect my external monitor via VGA. When I connect the external monitor, my internal monitor goes blank. What's interesting ...
6
votes
2answers
2k views

Two mouse pointers when disconnecting external monitor

I just upgraded to Ubuntu 14.10 (from 14.04). When I unplug my external monitor (I'm on a laptop so this happens often) the mouse gets a second pointer just below the normal one but rotated 90° ...
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0answers
106 views

Ubuntu showing problems in connecting two external monitor

I am working with Ubuntu 14.04 on Dell E7240. I have connected two external Dell monitors E2211Hb but they both are not working simultaneously. Yesterday both were working fine and after some time one ...
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0answers
267 views

Monitor connected to VGA1 went blank!

I have been able to work for the last 3 weeks on 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 ...
1
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1answer
1k views

Will an ultrawide monitor work with my Ubuntu laptop?

I'm thinking of buying one of these new ultrawide monitors and I was wondering if anyone has had any luck using them with Ubuntu or any other Debian variance. I'm planning to plug it into a Lenovo ...
0
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1answer
370 views

Setting up 2 monitor workspace with Nvidia Optimus and save settings in Xorg.conf

here is my current Hardware Setup : Lenovo Laptop connected with 2 external monitors. Laptop uses Nvidia Optimus technology, switching with prime-select nvidia|intel , is working fine, with only ...
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1answer
519 views

USB ports on external monitor are not recognized

I have an external monitor (ASUS PB238Q) connected to my Ubuntu 14.04 laptop via HDMI. The monitor works totally fine except for the four USB ports on it, which are not recognized by Ubuntu. Opening ...
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0answers
140 views

Macbook Pro7,1 Ubuntu 14.04 external monitor

I have a macbook pro7,1 and I have just installed ubuntu 14.04. I try to connect it to an external Asus monitor, using a mini-display(thunderbolt) to HDMI wire. I get an error message saying: "...
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0answers
407 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 ...
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0answers
469 views

Could not apply the stored configuration for monitors - Ubuntu 14.04 Freezes

I downloaded updates to my PC; which was on Ubuntu 12.04 LTS; and the next thing I know it's upgrading Ubuntu. Now it's upgraded to Ubuntu 14.04 LTS; and when I login; it displays the following ...
2
votes
0answers
776 views

LVDS connect Issue. ( If VGA connect. LVDS off )

I have very hard problem. And I don't solute haven't found a solution for this problem while for 3 weeks. Now tested OS ( ubuntu 14.04, ubuntu 12.10, ubuntu 12.04) same problem. Physical connected ...
0
votes
1answer
173 views

Computer becoming unresponsive when changing display

I just had a weird issue come up today. I'm using Ubuntu 14.04 on a Toshiba Satellite laptop with an external monitor. Until today, everything was working fine, but I started having a problem. ...
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vote
1answer
2k views

Can't use 3 monitors: both display outputs on XPS laptop along with laptop display. CRTC 64 error

On a Dell XPS 15, running Ubuntu 14.04, the HDMI and Displayport ports work fine, but when I plug in two screens to both the DP and HDMI, it doesn't work. The screens window showed some error dialogs ...
3
votes
0answers
934 views

How can I start to debug external displays not being detected?

I'm running 14.04 on a HP ProBook 650. It has the built in graphics card and standalone; Integrated: Intel® HD Graphics 4600 Discrete: AMD RadeonTM HD 8 8750M (128-bit) w/1 GB GDDR5 On a fresh ...
2
votes
2answers
5k views

nagios NRPE CHECK_NRPE: Socket timeout after 10 seconds

Getting following error on nagios server root@VMb:/usr/local/nagios/libexec# ./check_nrpe -H 54.255.1.99 -n CHECK_NRPE: Socket timeout after 10 seconds.
2
votes
0answers
2k views

Problem with external monitor

Since yesterday I have weired problems using my external monitor (Benq 19" connected via DVI over DVI->HDMI cable and HDMI->Mini DisplayPort-Adapter) with Ubuntu 14.04. Until then I could use this ...
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0answers
127 views

Monitor goes sleep during fullscreen black scene

My monitor (Samsung SyncMaster 171s) turns into sleep mode for few seconds when there is totally black scene in fullscreen (for example: between two scenes in a movie). How can I disable it? I'm ...
1
vote
1answer
67 views

Second monitor available without beeing connected

Yesterday I installed Ubuntu on my Laptop, and everything worked better than thought, but: My laptop recognises two screens. I mean, you can connect a second screen to it by HDMI or VGA, but both ...
2
votes
1answer
1k views

Dell XPS 15 L521x miniDisplay to VGA detects monitor but does not work

I have an Dell XPS 15 L521x Laptop with an HDMI and miniDisplay outputs only. The HDMI port works great but when I'm trying to connect to a VGA output using mini DP -> VGA adapter the OS detects the ...
0
votes
1answer
719 views

Intel HD4000 slow graphics performance on external display

I am using ubuntu 13.10. I have a Dell Latitude E6430 laptop. It has two graphic adapters, Intel HD 4000 and nvidia NVS 5200M with optimus technology. 00:02.0 VGA compatible controller: Intel ...
2
votes
0answers
186 views

External display is being overlapped by laptop display. Blue edges

I seem to be having difficulty setting Ubuntu up to run on an external monitor for use as a HTPC/XBMC box. No matter what settings I apply I am unable to have the laptop display remain in a position ...
2
votes
1answer
3k 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 ...
2
votes
0answers
212 views

How to fix: too short external monitor's resolution after HDMI reconnect until reboot?

I am working on a notebook with external monitor via HDMI and experiencing the same problem each day - in one specific case the external monitor's resolution is not set correctly - gets 1600x1200 ...
0
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1answer
454 views

13.10 - How to use the maximal resolution with an Acer X233H monitor?

I reported this as a bug already (https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/1272621) but as I think this might be useful to other users, I thought I should ask for a fix ...