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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3
votes
0answers
413 views

Monitor will not be detected, stuck at 640x480 [duplicate]

Possible Duplicate: Getting screen resolution correct with nvidia drivers I'm completely new to Linux but know the basics of command entry. Here's what I've tried: First off, I installed my ...
2
votes
1answer
557 views

External monitor stopped working [closed]

I have an ASUS notebook with ubuntu 12.10. My external monitor was working fine but after unpluging/repluging it, it's now detected as "unknown" in my display settings, and I don't get any signal on ...
2
votes
2answers
659 views

Automatically change resolution when not in dock

I have Ubuntu 11.04 (yep, I know it's old news) on my Lenovo W520. At home, I have a dock with dual monitors. I have a pretty decent setup - things work almost perfectly (hence the reason I'm ...
2
votes
1answer
1k views

Dual monitors with two Nvidia GPU's

I have two gtx 275s SLI'd, When I connect both monitors to same card it allows me to enable twinview, and it works. But when I want to connect each monitor to different cards, I lose the option of ...
2
votes
1answer
387 views

Ubuntu 11.04 Laptop Screen not working

Just installed Ubuntu 11.04 and my Laptop screen has stopped working, although an external monitor still works fine. It won't even display the bios. It stopped working during a debian upgrade ...
2
votes
2answers
11k views

Monitor not detected - low resolution only

I just installed Ubuntu 11.1 on my desktop pc. It was a clean install, no upgrading. I have a Samsung Syncmaster BX2450 connected to the PC. My problem is that I cannot make Ubuntu recognize my ...
2
votes
1answer
335 views

Screens don't work after shutting off

When my screens shut off after the configured amount of time, they don't turn back on again. I have to restart my computer because wiggling my mouse, etc doesn't turn the monitor signals back on. ...
1
vote
0answers
1k views

Savage S3 and Lubuntu (or any flavour) 12.10 big issue

Please be nice with me: I spent all the night with it and I'm exausted. I've got an old Acer Aspire1300 15"(512+256RAM and 1.3 mhz cpu). I tried all night installing Lubuntu, XUbuntu.. lspci -k ...
1
vote
1answer
4k views

How to set the monitor to its native resolution when xrandr approach isn't working?

I am trying to setup my Samsung syncmaster B2030 monitor in ubuntu 12.04. It's native resolution is 1600x900 which I am not getting in ubuntu and which I am trying to get. I tried using xrandr ...
1
vote
2answers
1k views

How can I power-off the LCD on my Thinkpad?

I'm using ubuntu 12.04. When I use Fn+F3 on Windows the LCD turns off correctly. On Ubuntu it just puts the screen in screen saver mode. What should I do to have the same behavior on Ubuntu as on ...
1
vote
2answers
2k views

Dell E2009W monitor not detected

I have an issue with my monitor. I just installed Ubuntu 11.10, but the monitor that is plugged in doesn't appear anywhere. And by doesn't appear, I mean that in the "Displays" menu, it doesn't even ...
1
vote
1answer
936 views

Trouble recognising external monitor

I'm a first time Ubuntu user (using Ocelot) and know very little about computers. My laptop screen is broken and I'm trying to connect to an external monitor through a VGA cable but I can't get the ...
0
votes
2answers
1k views

Second monitor recognized but only black screen

I am running 12.04 on a Toshiba Portege laptop. The graphics card is an Intel 945GM/GMS. The 2nd monitor is an Asus (Ancor Communications 22"). When I connect the monitor to the computer the monitor ...
0
votes
0answers
50 views

Why my monitor never shuts down when on the logging screen (ubuntu 13.10)?

Why my monitor never shuts down when on the logging screen (ubuntu 13.10)? This problem arrived after the 13.04 to 13.10 upgrade. Since then,I did a fresh install of Ubuntu 13.10 and the problem is ...
0
votes
2answers
903 views

Not working Dual monitor on Radeon HD 5450

I use Radeon HD 5450. I need work with Dual monitor. One try (Not Working): The first monitor is in VGA onboard input. The second monitor on VGA Radeon 5450. Second try (Not Working): The first ...