As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT#799, FLL-HAV. (AIRCRAFT PERFORMED AND AIR TURN BACK TO FLL) 'NAV COMM2 FAILED IN FLIGHT; REMOVED AND REPLACED MRC 2 CABINET IAW AMM:34-02-01 OPS OK. ALSO REPLACED DEFECTIVE NIM 2 REF LG PG#3448966 #I (REMOVED LANDING GEAR PINS PER AMM 32-00-00.) #2 (REMOVED AND REPLACED NIM 2 IAW AMM:34-02-04. OPS OK.) FOR PART INFO.'