Video and resolution shown by the monitor

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12
votes
2answers
48k views

How do I safely change grub2 screen resolution?

I did a fresh install of Ubuntu 11.04 on a HP 550 Notebook. But grub2 isn't really fit in the best screen resolution that this Notebook can support (1280x800). How can I do this without using a ...
15
votes
7answers
22k views

Brightness not working after installing NVIDIA driver

I recently installed Ubuntu 11.10 on my Mac Book Pro 7,1. I installed the NVIDIA driver (285). The brightness keys are working (F1 and F2) and I get the box showing the brightness but it does nothing. ...
17
votes
5answers
25k views

Ubuntu 12.10 “Turn screen off when inactive for: Never” still turns off

After a fresh install of Ubuntu 12.10, my screen still goes off after about ten minutes. I've been to the Brightness and Lock control panel. The Turn screen off when inactive for: setting is set to ...
16
votes
2answers
33k views

How to see/change screen refresh rate or monitor frequency?

My eyes hurt so I thought I should check the screen refresh rate (monitor frequency), but I couldn't find it. Where is it? (in Ubuntu 12)
6
votes
11answers
19k views

Screen Brightness not adjustable for Acer Aspire S3

First of all, thank you very much for providing this useful forum. Too bad for me, there is no support for the Acer Aspire S3 yet (just came out in October) Short Description of the Problem: I cannot ...
7
votes
1answer
38k views

Xorg server configuration fail - no screens detected

I have a serious problem with Xorg server on ubuntu 12.04 (with nvidia 420M GT card). At home I am using an external monitor connected to my laptop's HDMI port - the external display is used as ...
14
votes
1answer
2k views

Is it possible to have two different DPI configurations for two different screens?

I'm using Ubuntu 12.04.3 with NVidia drivers (319) for my Quadro K2100M graphic card, and when I switch my main 3200x1800 laptop screen to mode 1920x1080 (using nvidia-settings), the display goes ...
6
votes
2answers
10k views

Unknown monitor, intel driver, want to set VGA resolution to widescreen TV

I have a Sony Bravia LCD television, which is now plugged into my laptop using a VGA cable. I am running an HP Compaq laptop, with a video driver of: 00:02.0 VGA compatible controller: Intel ...
2
votes
2answers
3k views

reduce Screen brightness in battery mode automatically

KDE and XFCE4 has a program to adjust the screen brightness automatically in battery mode to a preset value. How can i set the same with Unity ( or Gnome3 )?
4
votes
6answers
24k views

How can I fix broken i915 drivers for Intel GPUs?

I've got troubles getting the i915 drivers to work correctly on my laptop (HP Pavilion DM4 2101ea). Specifically, the laptop screen goes black and stays black after the splash graphic when booting ...
5
votes
6answers
12k views

Brightness controls not working on a Sony Vaio VPCEH38FN

I have ubuntu 12.04 installed on windows 7. When I use the Fn alongside the key to reduce brightness, or even using the system settings, I am not being able to reduce the screen brightness. What is ...
4
votes
2answers
4k views

fn + arrow keys don't adjust actual brightness on an Acer Aspire 5740

I have an Aspire 5740 with an Intel Core i3, and Fn + arrow keys still call up the brightness adjuster, but have no effect on actually changing the brightness. The slider moves, but the brightness ...
3
votes
4answers
24k views

Ubuntu 14.04 screen resolution too low (SiS 671 graphics card)

I just installed Ubuntu 14.04 but my screen resolution is set too low , i tried to add a new one but i keep getting . xrandr: Failed to get size of gamma for output default i tried : :~$ xrandr -q ...
6
votes
1answer
925 views

Always be 100% bright when I'm using battery

When I'm using battery only - Ubuntu turns in some mode, when If I do not use my PC for about 5-10 seconds - the screeen becomes darker. Where do turn this option off? Because I often need to read ...
9
votes
6answers
3k views

How can I disable backlight when I lock the screen?

When I lock screen, the display does turn black but the display isn't completely off. There is some light coming out of the display in screen lock mode but it get turned off when inactive for 10 ...
7
votes
3answers
28k views

Removing the splash screen on shutdown an startup. I want to be able to see the processes (xubuntu 11.10) [duplicate]

I know this has been asked but on slightly different terms. I would like to remove it so that I can see the code behind. Not one off but every time it is shutdown and started. Thaknk you in advance.
3
votes
2answers
4k views

Asus Eee PC 1015CX shows resolution of 800x600 in Ubuntu 12.04

I have Asus Eee PC 1015CX and I wanted to install Ubuntu 12.04, when I used the bootable USB and tried it, the only available option for resolution setting was 800x600 which looks bad on the screen. ...
2
votes
2answers
6k views

How do i make screen dimming work in ubuntu 12.04 (beta 2)

I recently installed Ubuntu 12.04 (beta 2) on my HP mini 110-4117, but I cant control screen brightness. The Fn + F2 , Fn + F3 keys don't work. System Settings > Brightness and Lock doesn't provide ...
4
votes
4answers
4k views

Brightness Adjustment on Desktop Computer

I have Ubuntu 12.10 I need an application/software that can increase and decrease my brightness. I know I can do it through my pc monitor but I don't want that. I want to control it through a ...
4
votes
1answer
3k views

Stuck on purple screen [duplicate]

Possible Duplicate: Server stuck at black screen after reboot i had just installed version 11.10 of ubuntu on my netbook. i have a intel gma 3150. the installation went well and there's no ...
4
votes
0answers
2k views

How to go from 11.04 to 10.04 [duplicate]

Possible Duplicate: How to roll back Ubuntu to a previous version? Ok, so I was running fine on 10.04 then I thought "why not upgrade to 11.04" So I did and a some bad stuff happened. Once ...
3
votes
1answer
270 views

Strange Glitched Screen on Startup

I just ran the windows installer of Ubuntu and every boot up is accompanied by this nice I've used the windows installer, I've made a bootable disk x32 and x64. I've re-installed Windows to ...
3
votes
5answers
8k views

Intel GMA 4500M screen resolution problem

I was previously running 10.10 on my Acer Aspire laptop. It has Intel GMA 4500M integrated graphics and worked just fine. Great display, sharp, crisp, etc. I decided to do a fresh install of 11.10 ...
2
votes
2answers
737 views

How do I return to default wallpaper on login screen in LightDM?

With the change to 12.04 came the new feature of having the login screen matching the selected user's wallpaper. It's a cool feature, but not for everyone. I'd like to go the other way and go back to ...
2
votes
1answer
10k views

Edges of screen cut off in Ubuntu 12.04 [duplicate]

I have a Visio 19" t.v that I am using as a high-def monitor. I am using a PCI graphics card (EVGA GeForce 8400 GS). I am using an HDMI cable to transmit the display. I have already checked and ...
1
vote
1answer
4k views

Ubuntu 12.10. Can't add custom resolution

System: Ubuntu 12.10, nVidia Geforce GT240 (nvidia-current privative driver), LG display connected to VGA-0 The 1920x1080 resolution is not listed, I've added it in Windows but I'm having problems ...
5
votes
3answers
652 views

How should I present a slideshow consisting of PDFs?

I need to present a slideshow on a projector. I know that if I use openoffice it can send a seperate image to the laptop screen and the projector. If I have some other application (like a PDF viewer) ...
9
votes
4answers
12k views

Show all open windows in 11.04?

Can someone tell me how I can get an overview of all the open windows? Like htting ctrl+s that shows all the desktops, but for the open applications? Right now when I hit Alt+Tab it shows quite small ...
2
votes
3answers
5k views

How to install a NVIDIA driver for 11.10 [duplicate]

I have a Thinkpad T61p with Quadro FX570M. I just installed the Ubuntu 11.10. I have tried to download the driver LINUX DISPLAY DRIVER - X86 version 295.20 from NVIDIA, but I do not manage to install ...
4
votes
2answers
323 views

Screen intensity before and after inactivity

On my ThinkPad W520 laptop, after a short period of inactivity (eg. no mouse movement) on battery, the screen dims for power saving. When I move the mouse (ie. , the screen lights back up, but not at ...
2
votes
0answers
125 views

Brightness Problem Ubuntu 12.04 [duplicate]

I've installed Ubuntu 12.04 on my Asus Eee Netbook. It has a Cedar Trail processor. It has a brightness problem. I can't change the brightness. It is always dimmed. How can I solve this problem ?
2
votes
2answers
4k views

Set resolution to 1024x600 in eee pc x101CH

I tried to add the resolution with xrandr and then setting it but it gives the no gamma recognized error. I tried with 12.04 beta and 11.10 with no results. Also it seems that there's not much info ...
2
votes
4answers
4k views

Need to reconfigure absolute position of dual monitors after reboot, how do I fix that?

I have two monitors, one is DELL P2411H 24” and the other is BenQ FP91G+ 19". All the times when I restart the PC I have to reconfigure the absolute position. How can I fix that?
1
vote
1answer
110 views

System logs me off after I close laptop's screen

Hello everybody I have very anoying issue with my ubuntu 14.04. When I close the screen of my laptop, the system logs me off and I need to enter my password to log in again. That would not be a ...
1
vote
1answer
332 views

Can't find optimal screen resolution

Since a week I am a ubuntu user. Switched from windows since my paid xp license is not supported anymore. Iḿ really satisfied about ubuntu, works perfectly! Just one small problem, that's my screen ...
1
vote
1answer
2k views

Screen brightness of Dell inspiron N4050 is not changing

I have installed all the drivers of my laptop (Dell inspiron N4050 with windows 7 professional) and now i am trying to minimize the brightness because its too much bright light is itching me. ...
1
vote
1answer
631 views

Black screen after updating Ubuntu 11.04 and Mobility HD 4250 [closed]

I have an DAMN annoying problem, the lag gets almost away with the new drivers of ATI, but now i have that problem after updating Ubuntu i get the damn black screen when booting. How to fix this, i ...
0
votes
1answer
2k views

Ubuntu 13.10 boots into blank purple screen after fresh install

I decided that I wanted Ubuntu 13.04 on my computer. I had previously installed 12.10 LTS, and it worked right out of the box with no problems. Later got bored of it, then formatted the entire drive ...
0
votes
1answer
774 views

Dim/Dark Screen on Acer Aspire

I do have WUBI on my desktop, but that computer is too laggy so I installed WUBI on my Acer Aspire laptop. Everything works fine except the screen is too dark. I tried to reinstall WUBI but nothing. ...
10
votes
3answers
10k views

Increase screen idle dim timeout

On Ubuntu 11.10, when on battery, the screen dims after 10 seconds of inactivity. This is annoying because it is too short. Is there anyway to increase this timeout? I know I can disable it, but ...
6
votes
1answer
566 views

`xcalib -i -a` controls only one of two screens - can it control both?

I am using 2 screens, and wish to invert the colors on both of them without using compiz (I'm using gnome shell). I can use xcalib -invert -alter as suggested in this question, but it only inverts ...
7
votes
7answers
11k views

Screensaver/blanking problem

I have upgraded to 12.10 and then downgraded again to 12.04 LTS because of the screensaver or screen blanking problem. After 10-12 minutes the screen goes black/blank when i dont do anything (idle). I ...
4
votes
2answers
2k views

Can't save nvidia settings for screens after reboot

I have two screens and sometimes I just want the 27" to display. So far I have tried to run the nvidia-settings as sudo -s nvidia-settings But every time I reboot I have to redo my preferences.. ...
4
votes
1answer
7k views

Change default 'Print Screen' save folder [duplicate]

Possible Duplicate: Default save directory for gnome-screenshot? The Print Screen window that appears when pressing the ImprPant button (at least, that's what it's called in my keyboard) ...
0
votes
2answers
3k views

Ubuntu 12.04 Installed, monitor turns off after Bios screen

After a little struggling, I managed to install Ubuntu 12.04 LTS I can hear the comp running while the screen is off, it turns off directly after the BIOS screen. I'm very much a newbie to this so ...
0
votes
3answers
9k views

How can I change the default screen resolution? [closed]

Here's the scoop: I have a crappy VisionQuest TV that I am currently using as a monitor on my computer running XBMCbuntu. It defaults to 1280x768 which the TV will not display correctly. It appears to ...
3
votes
2answers
2k views

Screen stays black after closing and reopening the lid [closed]

When I close the lid or leave the computer on for a bit the screen goes black and freezes that way. I have tried changing both screen and power settings as well as changing workspaces. Nothing seems ...
2
votes
7answers
22k views

Can't adjust screen brightness on Ubuntu 12.04LTS

My laptop is Samsung NP-Q430-JS03US. I have searched for the solution. I have tried editing grub acpi_osi=Linux and acpi_backlight=vendor, but still didn't work. Please help.
6
votes
1answer
672 views

Can you help me write a script to set a new default brightness for the screen/keyboard after login?

On my Macbook Pro Ubuntu alsways boots with... keyboard brightness at maximum illumination screen brightness at maximum illumination ...both which I need almost never during normal usage. ...
5
votes
1answer
857 views

How to increase the screen brightness control sensitivity?

In Ubuntu 13.04, when I use the keyboard hotkeys to control my screen brightness, I only get 5 steps to go from the darkest to the brightest level, for a total of 6 levels. However, I noticed a ...