What was found
FLT#234, JFK-BTV. 'EXPERIENCED NAVCOM 2 FAIL ALONG WITH ELECTRICAL BURNING SMELL ON APPROACH ALSO HAVE CYAN AURAL WARNING SYS FAULT AND AMP FAULT MESSAGES; FOUND NIM 2 AT MRC 2 FAULTING FOLLOWED FIM TASK 34-61-00-810-823A. REMOVED AND REPLACED NIM. 2 AT MRC 2 AS PER AMM 34-02-04. THE OPS CHECK IS GOOD AND NO DEFECTS WERE NOTED. COULD NOT DUPLICATE ELECTRICAL BURNING SMELL FOLLOWED FIM TASK 21-20-00-810-801-A. INSPECTED FWD MID AND AFT EBAYS. NO SIGNS OF BURNING FOUND.' (SUPPLEMENTAL INFORMATION ADDED TO DESCRIPTION)