What was found
(CAN) INTERMITTENT LOUD SQUEEL IN FRONT CABIN AND GALLEY WAS FOLLOWED BY MOMENTARY SMOKE IN FLIGHT DECK AND FWD EQUIPMENT BAY FAN STATUS MESSAGE WITH ASSOCIATED CB POPPING.FORWARD EQUIPMENT COOLING FAN REPLACED AS PER AMM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) INTERMITTENT LOUD SQUEEL IN FRONT CABIN AND GALLEY WAS FOLLOWED BY MOMENTARY SMOKE IN FLIGHT DECK AND FWD EQUIPMENT BAY FAN STATUS MESSAGE WITH ASSOCIATED CB POPPING.FORWARD EQUIPMENT COOLING FAN REPLACED AS PER AMM.