As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR5 YOKE & GLARESHIELD PUSH-TO-TALK SW ARE DEFECTIVE BUT ASSOC AUDIO SEL PNL PUSH-TO-TALK SW IS OK. (04=CAPT, 05=1ST OFF). CREW COMMENTS: F/O NO SIDETONE ON PA. VHF NORMAL. REPLACED F/O AUDIO SELECTOR PANEL. FOUND PA AUDIO WORKING NORMALLY AT SPEAKER AND MINITEL BUT REPLACED AS A PRECAUTION. CHECKS OK.