As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 3318 - ALL THREE CREW MEMBERS SMELLED AN ELECTRICAL BURNING ODOR. AIRCRAFT REMOVED FROM SERVICE. FOUND AFT FLIGHT ATTENDANT HANDSET BURNED. REMOVED AND REPLACED THE AFT FLIGHT ATTENDANT HANDSET IAW AMM 23-31-03. OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.