As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INTERPHONE SYSTEM HOT TO FLIGHT DECK FROM ALL THREE FLIGHT ATTENDANT POSITIONS. WIRES SHORTED AT 4251Y-22 AND 4251G-22 AT PARTITION DOOR 1 LEFT HANDSET CONNECTOR D939. REPAIRED AND SOLDERED 4251Y-22 AND 4251G-22 AT PARTITION DOOR 1 LEFT HANDSET CONNECTOR D939.