The internal structure of notebook computers and accessories as opacity, coupled with expensive, so consumers in many brands and models before, not knowing in the end choose a best, what a laptop is more suitable for them without wasting too and more money. This requires that the user should first Bian before buying, understand their own needs is what kind of machine, used to do, then through to understand some basic knowledge of notebook computers and purchase Yaodian, this analysis of their needs, I believe the user can buy a bed of roses notebook computer. Here we give you about all the key parts laptop! Read More…

We can see the notebook market, the brand is more and more light there is more than a dozen well-known brand overseas, not to mention domestic, not too many brands, each brand has carved out for the market demand, many series, each series has carved out a large number of models, and really let – some new to notebook market, plan to buy a notebook endless friends difficult. Here some of the mainstream brands on the market to make a presentation to help you sort out our thinking, sure direction. Read More…

01) motherboard failure causes

Different brands and models of motherboards, which gate the causes which produced it?

Motherboard failure causes mainly in the following areas:

(1) the main pieces of poor contact or short circuit board

① too much dust on the motherboard. If the board is likely to lead to excessive dust slot failure caused by poor contact with the board. Read More…

I found the computer more dust on the motherboard. Should I do? How to handle?

Many people bought a computer from up to retirement are not cleaned up their board, in fact clean-up board is not only the motherboard in order to maintain the surface clean, the power supply, memory and graphics cards and other internal plug-in also is important. Many motherboard failures are due to poor contact caused by motherboard slot, so the user is under the home environment Read More…

The logic of how to fix hard disk bad sectors?

Logical bad sectors can be said is a soft bad sectors, the disk using the Windows tool can easily be repaired. Specific method is: Go to “My Computer” window, right-click the disk partition bad sectors appear the icon, click the “Properties” menu item, open the disk drive’s “Properties” dialog box, switch to the “Tools” tab , click the “troubleshooting” combo box “Start Error-checking” button that appears “Error-checking disk” dialog box, select “Scan for and attempt recovery of bad sectors” check box, then click “OK” button can. Under Error-checking process 02) How Read More…

01) defragmenting the hard disk “failure”

Recently the use of Windows native defrag functions encounter a strange question, select the. Set by “analysis” button, it says “need to Defrag the hard disk” and then click the “order”, too – after the prompt “order complete”, but distribution of data on the hard disk does not happen any | any change (still very messy ), I cup defrag simply no doubt play a role, how is this going on, hard drive broken? Are there any other way to solve Read More…

Computer operating system is running the most basic, most central and most important software programs control and manage computer hardware (CPU, hardware, keyboard, mouse, graphics etc), software resource (a variety of applications and data files ). There is now more common operating system Microsoft (Microsoft) Windows family, Apple’s MAC series, there is a more common open-source system Linux. Including Microsoft’s Windows family of basic accounting for 90% of the market share, while Windows is Read More…

Introduced in front of computer failure is divided into two categories, namely, “hard failure” and “soft failure” to learn the “hard failure” of the basic diagnosis and treatment, the next will learn “soft failure” of the basic diagnostic and treatment .

Software failure occurs, mainly due to software errors, improper operation of the user, system configuration errors caused by incorrect parameters. Software failure mainly in the software installation, commissioning, operation, maintenance failure, failure generally affect the use of a single software, can lead to serious crashes, the majority of software failures can all be repaired, generally Read More…

Radar technology developed to this stage, already has more mature and more complete theoretical basis and practical experience; However, the radar technology still bound by some basic physical laws, it is difficult a “miracle.” In contrast, radar technology, every major technological advances are needed after several years or even ten years of hard work.

This stage, the basic orientation of the development of radar technology to improve radar performance and expansion capabilities to meet the economic, social and national security needs. For example, mention Gao radar sensitivity (improved detection and suppression technology Read More…

Currently, countries in the world to promote the third generation mobile communication systems, while industrial, research focus has gradually Beyond 3G third generation of people after the> or the new generation of 4G mobile communication technology, wireless broadband communications technology, the research group aims to make wireless communications spectrum efficiency, capacity and rate of ten times or even a hundred times, which means that from now MBPS increased to the order of Gbps, which requires looking at the concepts and technology Read More…