The reason why the notebook win7 system can not be shut down and the solution

1, check whether the power management is normal

Cause analysis: The computer's advanced power management function sometimes causes the system to fail to shut down properly.

Checking method:

(1) Open “Start--Programs--Administrative Tools--Computer Shutdown", in the pop-up management interface, expand “System Tools --Device Manager--System Device Item;

(2) Then, in the "Advanced Power Management" setting, uncheck "Enable Power Management" option;

(3) Then try to shut down the computer. If the shutdown is successful, the reason for the failure to shut down is related to power management.

2, check if the sound file is normal

Cause analysis: If your win7 system sets the exit sound when it is turned off, then once the sound file is damaged, it will lead to The computer can't be turned off, so check to see if the system's sound files are working.

Checking method:

(1) Open the control panel, then find and double-click "Sound and Multimedia" in the control panel;

(2) Open In the interface, switch to the “Sounds” tab, then select the “Exit Windows” option in the “Sound Event” and then set the “Name” to None. This will cancel the shutdown. Sounds;

(3) Then try to turn off the computer. If the sound is turned off after canceling the sound, it means that it is caused by the sound file. If this is the reason, you should reinstall the sound file application. The program, or it can also be restored from the backup file, the simple way is to directly cancel the shutdown sound.