As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX FLIGHT 2046 PILOTS CANNOT HEAR FLIGHT ATTENDANT THROUGH INTERPHONE. FLIGHT ATTENDANT CAN HEAR PILOTS JUST FINE. FLIGHT ATTENDANT AND PILOTS ARE ABLE TO MAKE PASSENGER ANNOUNCEMENTS JUST FINE. MAINTENANCE REPLACED HANDSET FOR FLIGHT ATTENDANT. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.