As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: CREW REPORTS LOUD NOISE AND SMELL OF ELECTRICAL SMOKE IN COCKPIT AND FORWARD FLIGHT ATTENDANTS GALLEY AREA FOUND "AVI VENT EXTC" CIRCUIT BREAKER AE2 POPPED. CIRCUIT BREAKER WILL NOT RESET. ACCOMPLISHED WORK CARD 26L00021001, REPLACED VENT BLOWER FAN (AALA202403220920), REPLACED VENT EXTRACT FAN (AALA202403225789), AND REPLACED AVIONICS VENT FILTER (AALA202403225788) PER AMM 21-26-43.