What was found
SPEAKER IN COCKPIT PHONE SET INOPERATIVE. TRANSMITS OK. CANNOT HEAR THRU PHONE SPEAKER. REPLACED DOOR 1L HANDSET AND RESET CIRCUIT BREAKERS ON P11, PANEL ADJUSTED PA VOLUME ON AUDIO ACCESSORY UNIT.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
SPEAKER IN COCKPIT PHONE SET INOPERATIVE. TRANSMITS OK. CANNOT HEAR THRU PHONE SPEAKER. REPLACED DOOR 1L HANDSET AND RESET CIRCUIT BREAKERS ON P11, PANEL ADJUSTED PA VOLUME ON AUDIO ACCESSORY UNIT.