As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT HF COMMUNICATION SYSTEM INOPERATIVE. DEFERRED PER SAMC. REPLACED FIRST OFFICER’S AUDIO SELECT PANEL. UNABLE TO TRANSMIT OR RECEIVE ON R-HF. POSSIBLE HF COUPLER M242 (530-9045). WILL NEED A 2 SHIFT SLOT FOR THE COUPLER CHANGE. TWO RT HF TRANSCEIVERS ALREADY REPLACED IN DEC. REQUESTED 2 SHIFT SLOT FOR COUPLER REPLACED. REPLACED HF COUPLER PER MM. SYSTEM CHECKS OK ON GROUND.