Hi,
Is Samsung software installed on your computer?
Do you receive any error?
I suggest you to perform the below methods.
Method 1: I suggest you to put the computer in clean boot state and check.
To help troubleshoot error messages and other issues, you can start Windows 7 by using a minimal set of drivers and startup programs. This kind of startup is known as a "clean boot." A clean boot helps eliminate software conflicts.
Refer the link below for more details:
How to troubleshoot a problem by performing a clean boot in Windows 7:
http://support.microsoft.com/kb/929135
Note: After you have finished troubleshooting, follow these steps in the above article to reset the computer to start as usual.
Method 2: If you have any Samsung program installed I suggest you to reinstall the drivers for
Easy Software Manager
Strength lies not in defense but in attack.
Good luck!!!