As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE FLIGHT, THE MICROWAVE CB TRIPPED & LOCKED. A POP & A FAINT ELEC SMELL WERE OBSERVED BY THE FLIGHT ATTENDANT. DEFERRED IAW MEL. MX PROCEDURE ACCOMPLISHED. REPLACED MICROWAVE IAW MM 25-70-01 & REPLACED AC-PDE-5 IAW MM 24-52-52. ALL SYSTEMS OPERATIONALLY CHECKED GOOD. MICROWAVE REMOVED, PN 400-2577-01, SN 13-10-53051. INSTALLED PN 400-2577-01, SN 11-12-49712. REPLACED AC POWER DISTRIBUTION EQT, REMOVED PN 10719B01E01, SN 13092917DA & INSTALLED PN 10719B01E01 & SN 08071112CD.