Do you have any USB video devices attached(such as a webcam)? If so, disconnect them and see if that helps.
Also, please uninstall any software related to the USB video device. Then download a fresh copy and install it
Code:
BugCheck 1000007E, {ffffffffc0000005, fffff88005b3a01a, fffff88002faf998, fffff88002faf200}
Probably caused by : usbvideo.sys ( usbvideo!LoadPowerLineFrequency+2ce )