As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TRANSIENT SMOKE LAVATORY ADVISORY MESSAGE DURING DESCENT WITH AN ELECTRICAL ODOR. FOUND FLUORESCENT LIGHT BULB SOCKET BURNED IN THE LAVATORY BY THE L2 DOOR. REPLACED THE SOCKET. ALSO CHANGED THE LIGHT BALLAST AS PRECAUTION IAW AMM 33-26-00-960-806 AND THE LAMPS IAW AMM 33-26-00-960-805. ALL OPS CHECKED GOOD, NO ODORS NOTED.