As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SMOKE IN COCKPIT / CABIN: FIRST NOTICED ACRID BURNING SMELL IN BAGGAGE AREA BUT WAS QUICKLY APPRENT IN COCKPIT AND CABIN. WE IMMEDIATELY SHUT DOWN APU. JUST PRIOR TO THIS, WE NOTICED THAT THE COFFEE MAKER WOULD NOT POWER ON. WE RE-CYCLED THE INTERIOR MASTER BUT THIS DID NOT CORRECT THE POWER PROBLEM AT THE COFFEE MAKER.///SIGN-OFF///REMOVED AND REPLACED STATIC INVERTER IAW CE-680A AMM 24-20-20. OPS CHECK GOOD.