dell laptop black screen on startup

'echo 500 > /sys/class/backlight/intel_backlight/brightness' > /etc/rc.localsudo reboot ..In addition, because Bumblebee does not support the latest Ubuntu 12.04 kernel, some systems will not be able to start on a black screen after it is installed. When xwindows fails, the solution is to uninstall all nivdia-related files and Bumblebee. sudo apt-get remove nvidia-* sudo apt-get remove bumblebee sudo apt-g

The most common key hardware that can cause black screen is power supply, liquid crystal display, memory, hard disk, motherboard, etc. This requires us to one by one exclusions. Because the notebook is more sophisticated, disassembly more complex, the general do-it-yourself are more difficult, but we can first find out the reasons for the maintenance can save a lot of money or feel more simple to repair the

First, the notebook computer boot black screen reason Notebook black screen for a number of reasons, common black screen reasons are: 1, display data line contact bad; 2, graphics card contact bad or; 3. Bad CPU contact and ov

Solve the problem that the black screen cannot be awakened after the laptop CentOS7 is merged Enable and modify/etc/system/logind. conf HandleLidSwitch = lock Save and run the systemctl restart systemd-logind command to take effect immediately. Refer: Power Management (Simplified Chinese) Systemd can handle some power supply-related ACPI events./etc/systemd/logi

Black screen after CentOS7 combination on laptop but not sleep modeCentOS 7 is built with a black screen, but does not enter sleep mode. Modify systemd to handle some power-related ACPI events. You can configure it by using the following options from/etc/system/logind. conf:

Welcome page start thread because of the excessive amount of data requested and processed, there will be a brief white splash screen on the Welcome page before it appears, and of course the white splash screen stays because of the application theme style Android:[email protected]/ Apptheme uses the theme.light problem, the light-style windowbackground, Colorbackground, Colorforeground and other properties o

The problem of computer black screen is really more and more serious, recently have a bit of win8 system users and small series reflect that his home win8 system boot often encounter black screen phenomenon, how to solve it? In fact, small make up here to tell you that WIN8 system computer turned on the

preview window that will be displayed. One of the Splash_icon can be a whole picture, and many small partners on the web are doing the same. In fact, it can also be an XML file that can parse out the image resources, as if only layer-list this can be done, because it can be multiple drawable overlay to show.This way you can solve the problem of black and white screen. (2) Further optimization: Add animatio

Ntbootautofix is a very good tool for automatically repairing xp/vista/win7 system boot. The friend who plays the system must be no stranger. Small series of computers because of the need for work, installed a number of dual systems, there are XP systems, Win7 systems, WIN8 system; Results after the installation of the WIN8 system, the computer boot on the black screen ... What do we do? This should be the

Article Title: UbuntuLinux is the best solution for black screen at startup. Linux is a technology channel of the IT lab in China. Including desktop applications, Linux system management, kernel research, embedded systems, open source, and other basic categories, such as "out-of-range mode", "out-of-range display, 　 For example, this notebook Configuration 　 Grap

The main reason for flashing black screen is that when we start the activity, we need to run the OnCreate and Onresume to show the interface A few days ago boss on the response that the machine every start program will flash a black screen, this customer does not accept. No way, can only think how to solve, finally fo

A few days ago boss on the response that the machine every start program will flash a black screen, this customer does not accept. No way, can only think how to solve, finally found the following method. The main reason for flashing black screen is that when we start the activity, we need to run the OnCreate and Onresu

Solve the Problem of black screen startup and resolution of ubuntu a few days ago, ubuntu was installed with EasyBCD hard drive in win7 as the development environment. The Nvidia graphics card has the following problems: after installation, You can manually create a startup item under EasyBCD to solve the problem. Ii.

The Ubuntu installed in the notebook often starts a black screen, which is similar to a crash. After investigation, you can modify the startup resolution in the following ways: sudogedit/etc/usplash. the conf file is displayed as follows # Usplashconfigurationfilexres = 1280 yres = 800 here 1280*800 is applicable to my local file. The specific parameters depend o

By default, when the activity starts to brush the screen into white or black, and then draw the interface, draw the interface more or less a little delay, this time you see is white screen, obviously affect the user experience, how to eliminate it?Set style in Activity themeit means to keep the window in a transparent state .Since OnCreate () sometimes loads too

Results:1. The image interface appears immediately at startup, but there will be a black screen in the presence of the program, about 0.2 seconds or so.Realize:1. Build 2 files: Loading.png and Styles.xml:① where Loading.png is the image that replaces the black screen at

After Ubuntu 9.10 is installed, I replace Ubuntu with kUbuntu. Then start to install various software you like. The system is upgraded to 2.6.31-15. One day, start Ubuntu9.10. After skipping the kUbuntu boot screen, the computer will be black. No matter what keyboard you press, there will be no response. If you press the power button, the system will be shut down. There is no reason for analyzing Ubuntu log

When working today, SoftWareUpdater prompts that software updates are available. After some software packages are checked, it will not be updated on the background. Later, when I restarted at night and went into Ubuntu14.04, the graphic interface was black as soon as I started it. I was very anxious and never met it before. Even the reinstallation has a heart, but if it is reinstalled, it will waste a lot of time. Ubuntu14.04 kernel upgrade detailed s