Windows XP system computer can not shut down

We often encounter a lot of windowsxp users friends' computers should have encountered xp computer can not shut down, it is really a very unhappy thing!
1, the sound file corruption when exiting Windows can not be shut down
First you can determine "Exit Windows", whether the sound file has been destroyed — — open “ control panel & rdquo; open & ldquo; sound & rdquo; , will "exit Windows" & rdquo; sound canceled. If Windows shuts down normally, the problem is caused by exiting the sound file. To solve this problem, you can restore the sound file from the backup or reinstall the program that provides the sound file, or you can define "Exit Windows" as silent.
2, too many loaders can not be shut down
can run "Msconfig", turn off the program to start automatically start
3, pay attention to "advanced power management", can not shut down
In addition, the "Advanced Power Management (APM)" function on the computer can also cause a shutdown or black screen problem. To determine if APM will cause a shutdown problem, open “Device Manager” to open “System Devices”. In the "Advanced Power Management" section, uncheck "Enable Power Management". If the computer shuts down gracefully, the cause of the problem may be APM.
4, start and shut down the fault
Everyone often encounters when Windows just starts, it shows "You can safely shut down the computer", or restart immediately when starting up or restarting when shutting down. The cause of this type of failure is generally caused by damage to Wininit.exe or Vmm32.vxd files. The solution is to retrieve these two files from the WINDOWS installer archive. Put it in the Windows\\system subdirectory, rename Vmm32.vxd to Vmm32.XXX, and then open “system tools”, select “system information”——“tool” System File Checker, select <; Extract a file from the installation disk", enter “Wininit.exe” or “Vmm32.vxd”. Repeat this step to replace the file Wininit.exe or Vmm32.vxd.
5, Config.sys or Autoexec.bat problems can not be shut down
Extract a file from the installation disk
In addition, you can check the Config.sys file or Autoexec.bat file for conflicts. Use a text editor to view the contents of these two files to see if there are any extra commands. You can also use “rem” to disable the execution of certain statements and gradually eliminate them until you find conflicting commands.
6, check the CMOS settings can not be turned off
CMOS settings are not correct will also cause the computer shutdown problem, everyone can enter the CMOS settings page when the computer starts, focus on check CPU FSB, power management, virus detection, IRQ The setting of the disconnection, disk boot order, etc. is correct. The specific setting method can refer to your motherboard manual, which has very detailed setting instructions. If you don't understand the setting, it is recommended that you use the factory default settings directly.