thinkpad 520

1. Power ManagerThe power management software can display the battery information in real time and set various appropriate power solutions. The battery life can be prolonged to the maximum extent according to different settings.2. Client securitry

A driver in my device is not identified. Please advise what driver is not installed The unrecognized device is located at Intel (r) 82801fbm LPC interface controller-2641.   I also encountered this problem after I reinstalled the operating system.

After shutdown is used this afternoon, the BIOS cannot be entered at night, and it has been stopped at press thinkvantage..., so the BIOS cannot be accessed. After restarting (Force Shutdown), press the blue thinkvantage key or F1, F2, F11, and F12.

As shown in the following figure, the keys shown below on the keyboard are no longer working. How can this problem be solved.1,Go to the official Lenovo Service website driver download channelDownload the driver of the corresponding model, and

Linux systems: Ubuntu 14.04Install Bumblebee to manage dual graphics, the following command will automatically install the Nvidia graphics driversudo add-apt-repository ppa:bumblebee/stablesudo apt-get updatesudo apt-get install bumblebee

Operating system upgrade to Windows 10 will be in C disk to generate a Windows.old folder, generally occupy a larger C disk space, resulting in a C disk space is insufficient. Reason analysis: This folder is the data for the operating system

First install the Lenovo settings program in the App Store and update the website's "Lenovo Battery gauge for Windows 64-bit-notebooks" drive, and then restart your computer to open the Lenovo Settings, the option to find the battery charging

The computer keyboard is broken, the typing party. Repairs are usually slaughtered. Buy a keyboard on your own online to pack the wholesale price. is so willful. 1, Ready tools, disconnect the power, remove the battery. 2. Use a

1, the replacement of solid state hard drive (SSD) First turn off the computer, then remove the mobile battery (note: There are two batteries, the inside and together), unscrew the screws, open the back cover can be opened after the image: Only

Method One: The first step: Turn on the "Power Options"; Step two: Select "More Planning Settings" on the right according to the current power plan; Step three: Select "Change advanced power settings"; The

First, the benefits of unlocking the hard drive AHCI mode: 1. Hard drive AHCI mode can greatly shorten the hard disk search times and shorten the data lookup time, so that the disk under multitasking can be used efficiently. Greatly improve the

First, the benefits of turning on the hard drive AHCI mode are: 1. Can reduce the temperature of the hard drive, read the noise when the disk. 2. Hard drive AHCI mode can greatly shorten the hard disk search times and shorten the data lookup time,

1. When you find your laptop's own camera with the light of the case. As shown in the figure. 2, need two fingers at the same time press the keyboard fn+ space bar for control. 3, the specific keyboard on the FN health,

）： In PE and other CD-ROM boot environment, the performance of the trackpad if there is discomfort, do not consider as a failure, please install the latest version of the touch plate driven by the pre-installed system to confirm. 5-Key

Failure phenomenon:Helix through the USB 3.0 Dock external monitor and mouse keyboard use, the computer LCD, the system's LCD back cover will become hot. Configuration of Impact:Use USB 3.0 Dock external display Solution:If the LCD of the Helix

In fact, the problem can be achieved by modifying the computer's routing settings. Typically, a computer has only one default gateway, and network connections will default through this gateway. We can enter cmd through "Run", Bring up Command

recommended the model equipped with gt750m independent graphics card to let it disdain other similar game, this machine at the beginning of the listing price is very high, and now finally tend to reason. In Jingdong and Tmall Mall can easily buy, i5 processor +gt750m Independent graphics card +1TB hard disk, there is no obvious weakness, it can be said that Y400 is 5000 yuan within the most interesting model. ThinkPad X230s-20ah000ecd 8199 Yuan

series machine). To launch the Toshiba Hardware Setup program, the Toshiba Hardware Setup program provides a user-friendly graphical interface to modify the BIOS settings. Please note that if you change some settings, you must restart your computer before it can take effect. The Toshiba Hardware Setup program is pre-installed in the Toshiba notebook computer. He can also be downloaded as part of the Toshiba utility program. 2, in the system to carry out the self-test process while holding down

series: s85x,s80x,s78x,s77x,s74x,s72x,s71x (H61-ivybridge platform), s59x,s56x,s51x,s52x,s31x,s32x. Yang Tian a series (Q87,q77,q75,b75,h81,h61-ivybridge,a75 platform) Yang Tian M series (H81,h61-ivybridge,a75,a68 platform) Yang Tian T Series (H81,h61-ivybridge,a75 platform) Yang Tian R series (H61-ivybridge,a75 platform) Yang Tian W series (H81,h61-ivybridge platform) ThinkCentre series desktop, integrated machine ThinkCentre m8400t (Q77 platform), ThinkCentre m8400s (Q77 platform) Thi

holding down the ESC key (satellite 17xx,30/31,3000 series machine startup, hold down the F12 key, SATELLITE5XXX series DOS-free mode of the BIOS setup interface, can only be set by the first way). To use this method, you must turn off the computer first, and the suspend or hibernate state is invalid. First press the boot button to power on, and then quickly hold down the ESC key (or you can press ESC first and then power on). When the system self-test is complete, the user will be prompted to