As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT, THE NR 2 HF WOULD NOT TRANSMIT ON 8843 OR 5524. AIRCRAFT LANDED IN SAN WITHOUT FURTHER INCIDENT. MAINTENANCE PERFORMED FIM TASK 23-11-00-810-801 WITH NO FAULTS NOTED. OPERATIONAL CHECK OF NR 2 HF RADIO WAS FOUND NORMAL. AIRCRAFT WAS RETURNED TO SERVICE. THE FOLLOWING CREW PERFORMED A FLIGHT VERIFICATION FOR THE NR 2 HF SYSTEM. SYSTEM CHECK WAS FOUND NORMAL AND NOTED BY MAINTENANCE.