Why is that the computer

Users questions: In the case of playing the game first time under QQ black screen, and then I shutdown and then boot back to normal. Black screen after the second restart it automatically, and then later in the operation of the computer automatically shut down. I have cleaned up the memory card inserted with too but still not work, then reinstall the system, but the total can not enter the desktop, always back and forth back To the "Safe Mode" "Safe Mode with Networking" and the interface. What happens is the problem? Is a system or motherboard. To be sure power supply, CPU, graphics card, memory is normal. There are some capacitors on the motherboard muster. If you take it the general maintenance of what price is reasonable. If I buy a board What is the price to the general?
Experts answer: to a private repair place to repair much cheaper than the aftermarket, such as the city I went to the computer repair place for a power adapter (laptop), the original 120 (true and false do not know), another 50 false alternatives yuan, and now with the 2 years, the sale of 300 One. Laptop fan cleaning dust 50, sale 200. Press the F8 key does not start moving, the Advanced Options menu appears in the release hand, choose to enter "VGA mode" Enter login system. After landing: Right-click the desktop, select Properties * Setting * High * adapter * Lists * drag the scroll up and down all modes Section, and click to select "1024 * 768 True Color (32 bit), 75 Hz, 60 Hz LCD choice", click "OK", click Apply OK, the last restart your computer. The BIOS battery discharge (recovery BIOS factory default) recommended plug about graphics cards, memory, clean up About health, and polished graphics cards, memory cheat. Crash failure occurs when the computer starts, you can crash into POST and loading occurs when the operating system crashes two. Self-test failure when the computer crashes for the specific repair method is as follows. (1) First, determine the situation before the computer failure, if After the computer is moving crash, the computer may be in the process of moving great shock, resulting in loose components inside the computer crash caused by poor contact. Open the case to memory, graphics and other equipment can be re-tightened. (2) upgrade the BIOS if the computer is in the process can not start after the crash occurred, BIOS program may be a failure or upgrade BIOS upgrade file and the computer hardware is not compatible with the original BIOS file recovery program can be. (3) If the computer BIOS is set to occur after the crash program could not start, will be set back off or modify the BIOS settings BI OS program "LOADBIOSDEFAULTS (pre-load the standard settings)" option, you can restore the BIOS program. (4) If the computer is the CPU overclocking or upgrading does not start after the crash, probably due to CPU overclocking caused the computer crash or upgrade, to CPU frequency Rate of return to normal frequency, or return to the state before the upgrade can be. (5) If the boot, the display screen prompts "KeyboardError (keyboard error)" or "Harddiskinstallfailure (Hard Disk Failure)" and other related equipment that did not Are connected or damaged, reconnect or replace faulty equipment can be. (6) If the screen prompts "DiskBootFailure (invalid boot disk)" is a system file is missing or damaged, or corrupted hard disk partition table, repair or restore system files to the hard disk partition table. (7) If you do not The above problems, then check the chassis is clean, because dust corrosion will cause the computer and interface circuits between devices is bad, cause crashes, so clean the dust and device interface, the dust caused by the failure can be ruled out. (8) If the fault does not rule out, with the final substitution rule out hardware compatibility Problems and quality issues. For computer crashes when loading the operating system as follows Troubleshooting. (1) Firstly, according to judge the error displayed. If you start looking for but not system files when prompted, you may be missing or damaged system files. Maintenance operating system from other computers in the same replication Missing files to the computer failure (some system file is not common.) (2) If the startup blue screen, suggesting that the system can not find the file specified documents, for the hard disk damage caused due to computer can not read system files. Computer with boot disk, run "Scandisk" ScanDisk, review And repair hard disk bad sectors can be measured. (3) If no such trouble, first killing the virus with anti-virus software, then use the "safe mode" start the computer. If you can not start, you may damage the main system files, reinstall the operating system. (4) If you use "safe mode" to start the computer, followed
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