BSOD troubleshooting Windows 7

BlueScreenView: http://www.nirsoft.net/utils/blue_screen_view.html

Enabling Windows Driver Verifier: http://mikemstech.blogspot.com.au/2011/12/enable-driver-verifir-to-help-identify.html

http://answers.microsoft.com/en-us/windows/forum/windows_7-system/blue-screens-kernel-power-event-id-41-task/29b24e3c-5080-4f63-b37a-7e88d2c0ef11
I would suggest you to try the steps from the following links:

• Windows Kernel event ID 41 error in Windows 7 or in Windows Server 2008 R2: “The system has rebooted without cleanly shutting down first” 
• http://support.microsoft.com/kb/2028504 
• Error message on a blue screen on a computer that is running Windows 7 or Windows Server 2008 R2: "STOP: 0x0000000A" 
• http://support.microsoft.com/kb/979444 
• Stop error message on a computer that is running Windows 7 or Windows Server 2008 R2 and that has iSCSI storage: "0x0000000A" 
• http://support.microsoft.com/kb/979711 
• Resolving stop (blue screen) errors in Windows 7 
• http://windows.microsoft.com/en-US/windows7/Resolving-stop-blue-screen-errors-in-Windows-7

Review your computer's status ->  Maintenance -> Check for solutions to problem reports -> Check for solutions.
Windows Update.
Advanced Boot Options
Check a drive for errors and Diagnosing memory problems on your computer.