lenovo laptop black screen with cursor

Situation one: After booting the screen card on the black background screen, there is a white error message. Solution: 1. First check the screen error information, such as Error s.m.a.r.t (as shown below), please try to back up your own data, this error is hard disk damage or abnormal, we suggest you go to

'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

Lenovo Brand is the leader of China's computer brands, has a young history, whether in the technical or functional aspects of a great success, so in China, Lenovo computer has a large penetration rate. Many Lenovo notebooks are pre-installed WIN8 system, before many computers have turned on the phenomenon of black

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

Lenovo notebook computer WIN8 system boot black screen how to do? Solution: First, the hardware: power-on immediately choose to enter the BIOS to see if it will also be black screen, if also the black

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:

problem, or incompatible with the cause, I will change back to WIN7 itIssue 3: Reload WIN7 X64 found, also is the shutdown crash bugThis time really feel tangled, is not the two systems are broken, it is impossible to do so, this is the beginning to think about which side is not the same, to think about it is the system needs and hardware incompatibility problemQuestion Answer:When you use the MSDN original Win8.1 X64 installation, the hard drive must be converted to GPT,MBR is not allowed to i

Fault symptom:ThinkPad S1 Yoga 12 may display a black screen when the system is booted to the system interface after the system is upgraded to Win10 H2.Impact scope:-Applicable model: ThinkPad S1 Yoga 12-Applicable operating system: Windows 10 H2.Solution:In case of this problem, use Windows Update to Update the patch KB3140743.Temporary solution:If you encounter this problem, please touch the

A lot of users with the U disk Startup Disk production tools installed system, but after the installation of the computer turned on when the black screen, and at the same time in the upper left corner of the screen has a cursor has been flashing, how can not continue to operate, which makes many users are very headache

By the way, before the reload of the ubuntu15.04 is also encountered before turning 12.04 and 14.04 the same problem, the black screen, the top left cursor flash a flash, and then press what the key is not working, after a while press will have a "beep-" sound.The first time is to write the U-disk with Universal_usb_installer, but not to go into the installation,

XP system boot black screen only left cursor what to do? the following methods apply to users with Windows systems, for example, WinXP. Step method: 1, when your computer appears such a situation, do not because of anxious and blindly operation, because of your blind operation, it is possible to make the system completely collapsed, there is no room for redempt