As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LAVATORY SMOKE EICAS MSG FOR LEFT AND RIGHT AFT LAVS..STAYED ON FOR 2 MINS CREW REPORTED A "HOT, BURNED FOOD, HOT METAL" SMELL. TURNED ON ALL G4 GALLEY COFFEE MAKERS, WARMERS, OVENS FOR 30 MIN. BURNED FOOD SMELL WAS PRESENT AFTER 6-7MIN, DISIPATED ABOUT 15MIN. AFT L&R LAV DETECTORS DID NOT GO OFF. REPLACED AFT L&R LAV DETECTORS AT MGMT REQUEST. REF AMM26-14-01/201. OPS TEST GOOD. L/H SMOKE DETECTOR FOUND TO HAVE MISSING P15 CONNECTOR SLIDE LOCK HARDWARE. REPLACED AS NEEDED.