As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) THE FLIGHT CREW HAD A SLAT FLAP HALFSPEED MESSAGE WITH NR 2 SFCU POWER CB POPPED THAT WILL NOT RESET. TECH FOUND NR 2 SFCU WITH BURN MARKS ON COVER AND BURNED ELECTRONIC ODOR. THE FLIGHT CREW COULD SMELL THE SMOKE IN THE COCKPIT AND THE "SMOKE" EICAS WARNING WAS POSTED. PART REPLACED AND OS TEST WAS GOOD.