As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 1 COMMS INDICATES, BUT WILL NOT OPERATIVE. NO SIDE TONE. DIVERTED AND LANDING UNEVENTFUL. CONFIRMED "FAIL LRU" LIGHT ILLUMINATED ON NR 1 VHF COMMS TRANSCEIVER. REPLACED NR 1 TRANSCEIVER IAW AMM 23-11-01-000/400-801. OPS TEST GOOD. ACFT OK FOR SERVICE.