Please uninstall kaspersky, it's known to cause BSoDs on some systems
Use Microsoft Security Essentials (at least to test)
Make a full scan once installed and updated
Run this tool and delete anything it finds:
Run the System File Checker that scans the integrity of all protected
Windows 7 system files and replaces incorrect corrupted, changed/modified, or damaged versions with the correct versions if possible:
Look for an update on the BIOS version:
Code:
BIOS Version/Date American Megatrends Inc. V3.4, 20/10/2008