As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 1 VHF FAIL APPEARED AFTER TAKEOFF. COULD NOT TRANSMIT OR RECEIVE. CIRCUIT BREAKER ON LEFT ESSENTIAL J1 IS TRIPPED. DIVERTED. LANDING UNEVENTFUL. REMOVED FROM SERVICE. RESET THE CIRCUIT BREAKER IAW GPM 9.2-1. CIRCUIT BREAKER REMAINED SET. COULD NOT DUPLICATE DISCREPANCY. AS A PRECAUTIONARY MEASURE, R & R THE NR 1 VHF TRANSCEIVER IAW AMM 23-11-01-000-801. 23-11-01-400-801. OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.